{"id":"CVE-2023-2861","aliases":["ALPINE-CVE-2023-2861","AZL-32127","AZL-35167","BELL-CVE-2023-2861","DEBIAN-CVE-2023-2861","DLA-3759-1","EUVD-2023-34310","GHSA-6mxq-x623-25h9","MGASA-2024-0047","OESA-2023-1472","OESA-2023-1473","OESA-2023-1474","OESA-2023-1475","OESA-2023-1476","SUSE-SU-2023:3015-1","SUSE-SU-2023:3082-1","SUSE-SU-2023:3082-2","SUSE-SU-2023:3234-1","SUSE-SU-2023:3721-1","SUSE-SU-2023:3800-1","SUSE-SU-2024:2977-1","UBUNTU-CVE-2023-2861","USN-6567-1","openSUSE-SU-2024:13058-1"],"status":"published","title":"Qemu: 9pfs: improper access control on special files","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","severity":{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00376,"percentile":0.3187,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-284"],"published":"2023-06-30T00:00:00Z","modified":"2026-11-03T06:32:42Z","fixes":[{"ecosystem":"Alpine:v3.18","package":"qemu","fixed_in":["8.0.2-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"qemu","fixed_in":["8.0.2-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"qemu","fixed_in":["8.0.2-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"qemu","fixed_in":["8.0.2-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"qemu","fixed_in":["8.0.2-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"qemu","fixed_in":["8.0.2-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"qemu","fixed_in":["8.0.2-r1"],"sources":["osv"]},{"ecosystem":"Azure Linux:2","package":"qemu","fixed_in":["6.2.0-23"],"sources":["osv"]},{"ecosystem":"Azure Linux:3","package":"qemu","fixed_in":["8.2.0-1"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"qemu","fixed_in":["1:7.2+dfsg-7+deb12u1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"qemu","fixed_in":["1:8.0.3+dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"qemu","fixed_in":["1:8.0.3+dfsg-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:14.04:LTS","package":"qemu","fixed_in":["2.0.0+dfsg-2ubuntu1.47+esm6"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"kvmtool","fixed_in":["0.20151104-1ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"qemu","fixed_in":["1:2.5+dfsg-5ubuntu10.51+esm4"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"qemu","fixed_in":["1:2.11+dfsg-1ubuntu7.42+esm5"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"kvmtool","fixed_in":["0.20170904-1ubuntu0.18.04.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:20.04:LTS","package":"qemu","fixed_in":["1:4.2-3ubuntu6.28"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:20.04:LTS","package":"kvmtool","fixed_in":["0.20170904-1ubuntu0.20.04.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:22.04:LTS","package":"qemu","fixed_in":["1:6.2+dfsg-2ubuntu6.16"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:22.04:LTS","package":"kvmtool","fixed_in":["0.20170904-1.1ubuntu0.1~esm2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.18","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.2-r1"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.2-r1"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.2-r1"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.2-r1"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.2-r1"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.2-r1"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.2-r1"}]}]},{"source":"osv","ecosystem":"Azure Linux:2","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-23"}]}]},{"source":"osv","ecosystem":"Azure Linux:3","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.2.0-1"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.2+dfsg-7+deb12u1"}]}],"versions":["1:7.2+dfsg-7"]},{"source":"osv","ecosystem":"Debian:13","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:8.0.3+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:8.0.3+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:10","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.1+dfsg-8+deb10u12"}]}],"versions":["1:3.1+dfsg-8","1:3.1+dfsg-8+deb10u10","1:3.1+dfsg-8+deb10u11","1:3.1+dfsg-8+deb10u2","1:3.1+dfsg-8+deb10u3","1:3.1+dfsg-8+deb10u4","1:3.1+dfsg-8+deb10u5","1:3.1+dfsg-8+deb10u6","1:3.1+dfsg-8+deb10u7","1:3.1+dfsg-8+deb10u8","1:3.1+dfsg-8+deb10u9","1:3.1+dfsg-8~deb10u1"],"bundled":3},{"source":"osv","ecosystem":"Mageia:9","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.2.9-1.mga9"}]}],"bundled":4},{"source":"osv","ecosystem":"Mageia:9","package":"libvirt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.6.0-1.mga9"}]}],"bundled":4},{"source":"osv","ecosystem":"Mageia:9","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.3-1.mga9"}]}],"bundled":4},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP1","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0-74.oe1"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP3","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.0-78.oe1"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:22.03-LTS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-72.oe2203"}]}],"bundled":3},{"source":"osv","ecosystem":"openEuler:22.03-LTS-SP1","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-76.oe2203sp1"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:22.03-LTS-SP2","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-76.oe2203sp2"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 12 SP5","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1.1-69.1"}]}],"bundled":3},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP5","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1.1-69.1"}]}],"bundled":3},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP5","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.1.0-150500.49.6.1"}]}],"bundled":4},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP5","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.1.0-150500.49.6.1"}]}],"bundled":4},{"source":"osv","ecosystem":"openSUSE:Leap 15.5","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.1.0-150500.49.6.1"}]}],"bundled":4},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.5","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.1.0-150500.49.6.1"}]}],"bundled":4},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.3","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-150400.37.20.1"}]}],"bundled":3},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.4","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-150400.37.20.1"}]}],"bundled":3},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP4","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-150400.37.20.1"}]}],"bundled":3},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP4","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-150400.37.20.1"}]}],"bundled":3},{"source":"osv","ecosystem":"openSUSE:Leap Micro 5.3","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-150400.37.20.1"}]}],"bundled":3},{"source":"osv","ecosystem":"openSUSE:Leap Micro 5.4","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-150400.37.20.1"}]}],"bundled":3},{"source":"osv","ecosystem":"openSUSE:Leap 15.4","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.0-150400.37.20.1"}]}],"bundled":3},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP2-LTSS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.1-150200.79.1"}]}],"bundled":10},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15 SP2-LTSS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.1-150200.79.1"}]}],"bundled":10},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP2","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.1-150200.79.1"}]}],"bundled":10},{"source":"osv","ecosystem":"openSUSE:Leap 15.4","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.1-150200.79.1"}]}],"bundled":10},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1.1-150100.80.51.5"}]}],"bundled":9},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15 SP1-LTSS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1.1-150100.80.51.5"}]}],"bundled":9},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP1","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1.1-150100.80.51.5"}]}],"bundled":9},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP3-LTSS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.0-150300.130.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15 SP3-LTSS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.0-150300.130.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP3","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.0-150300.130.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.1","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.0-150300.130.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.2","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.0-150300.130.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Enterprise Storage 7.1","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.0-150300.130.1"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.0+dfsg-2ubuntu1.47+esm6"}]}],"versions":["1.5.0+dfsg-3ubuntu5","1.5.0+dfsg-3ubuntu6","1.6.0+dfsg-2ubuntu1","1.6.0+dfsg-2ubuntu2","1.6.0+dfsg-2ubuntu3","1.6.0+dfsg-2ubuntu4","1.7.0+dfsg-2ubuntu1","1.7.0+dfsg-2ubuntu2","1.7.0+dfsg-2ubuntu3","1.7.0+dfsg-2ubuntu4","1.7.0+dfsg-2ubuntu5","1.7.0+dfsg-2ubuntu7","1.7.0+dfsg-2ubuntu8","1.7.0+dfsg-2ubuntu9","1.7.0+dfsg-3ubuntu1~ppa1","1.7.0+dfsg-3ubuntu1","1.7.0+dfsg-3ubuntu2","1.7.0+dfsg-3ubuntu3","1.7.0+dfsg-3ubuntu4","1.7.0+dfsg-3ubuntu5","1.7.0+dfsg-3ubuntu6","1.7.0+dfsg-3ubuntu7","2.0.0~rc1+dfsg-0ubuntu1","2.0.0~rc1+dfsg-0ubuntu2","2.0.0~rc1+dfsg-0ubuntu3","2.0.0~rc1+dfsg-0ubuntu3.1","2.0.0+dfsg-2ubuntu1","2.0.0+dfsg-2ubuntu1.1","2.0.0+dfsg-2ubuntu1.2","2.0.0+dfsg-2ubuntu1.3","2.0.0+dfsg-2ubuntu1.5","2.0.0+dfsg-2ubuntu1.6","2.0.0+dfsg-2ubuntu1.7","2.0.0+dfsg-2ubuntu1.8","2.0.0+dfsg-2ubuntu1.9","2.0.0+dfsg-2ubuntu1.10","2.0.0+dfsg-2ubuntu1.11","2.0.0+dfsg-2ubuntu1.13","2.0.0+dfsg-2ubuntu1.14","2.0.0+dfsg-2ubuntu1.15","2.0.0+dfsg-2ubuntu1.16","2.0.0+dfsg-2ubuntu1.17","2.0.0+dfsg-2ubuntu1.18","2.0.0+dfsg-2ubuntu1.19","2.0.0+dfsg-2ubuntu1.20","2.0.0+dfsg-2ubuntu1.21","2.0.0+dfsg-2ubuntu1.22","2.0.0+dfsg-2ubuntu1.24","2.0.0+dfsg-2ubuntu1.25","2.0.0+dfsg-2ubuntu1.26","2.0.0+dfsg-2ubuntu1.27","2.0.0+dfsg-2ubuntu1.28","2.0.0+dfsg-2ubuntu1.29","2.0.0+dfsg-2ubuntu1.30","2.0.0+dfsg-2ubuntu1.31","2.0.0+dfsg-2ubuntu1.32","2.0.0+dfsg-2ubuntu1.33","2.0.0+dfsg-2ubuntu1.34","2.0.0+dfsg-2ubuntu1.35","2.0.0+dfsg-2ubuntu1.36","2.0.0+dfsg-2ubuntu1.38","2.0.0+dfsg-2ubuntu1.39","2.0.0+dfsg-2ubuntu1.40","2.0.0+dfsg-2ubuntu1.41","2.0.0+dfsg-2ubuntu1.42","2.0.0+dfsg-2ubuntu1.43","2.0.0+dfsg-2ubuntu1.44","2.0.0+dfsg-2ubuntu1.45","2.0.0+dfsg-2ubuntu1.46","2.0.0+dfsg-2ubuntu1.47","2.0.0+dfsg-2ubuntu1.47+esm1","2.0.0+dfsg-2ubuntu1.47+esm2","2.0.0+dfsg-2ubuntu1.47+esm3","2.0.0+dfsg-2ubuntu1.47+esm4"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"kvmtool","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.20151104-1ubuntu0.1~esm1"}]}],"versions":["0.20150908-1","0.20151104-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.5+dfsg-5ubuntu10.51+esm4"}]}],"versions":["1:2.3+dfsg-5ubuntu9","1:2.3+dfsg-5ubuntu10","1:2.4+dfsg-4ubuntu1","1:2.4+dfsg-4ubuntu2","1:2.4+dfsg-4ubuntu3","1:2.4+dfsg-5ubuntu3","1:2.5+dfsg-1ubuntu2","1:2.5+dfsg-1ubuntu3","1:2.5+dfsg-1ubuntu4","1:2.5+dfsg-1ubuntu5","1:2.5+dfsg-5ubuntu1","1:2.5+dfsg-5ubuntu2","1:2.5+dfsg-5ubuntu4","1:2.5+dfsg-5ubuntu6","1:2.5+dfsg-5ubuntu7","1:2.5+dfsg-5ubuntu10","1:2.5+dfsg-5ubuntu10.1","1:2.5+dfsg-5ubuntu10.2","1:2.5+dfsg-5ubuntu10.3","1:2.5+dfsg-5ubuntu10.4","1:2.5+dfsg-5ubuntu10.5","1:2.5+dfsg-5ubuntu10.6","1:2.5+dfsg-5ubuntu10.7","1:2.5+dfsg-5ubuntu10.8","1:2.5+dfsg-5ubuntu10.9","1:2.5+dfsg-5ubuntu10.10","1:2.5+dfsg-5ubuntu10.11","1:2.5+dfsg-5ubuntu10.13","1:2.5+dfsg-5ubuntu10.14","1:2.5+dfsg-5ubuntu10.15","1:2.5+dfsg-5ubuntu10.16","1:2.5+dfsg-5ubuntu10.20","1:2.5+dfsg-5ubuntu10.21","1:2.5+dfsg-5ubuntu10.22","1:2.5+dfsg-5ubuntu10.24","1:2.5+dfsg-5ubuntu10.25","1:2.5+dfsg-5ubuntu10.26","1:2.5+dfsg-5ubuntu10.28","1:2.5+dfsg-5ubuntu10.29","1:2.5+dfsg-5ubuntu10.30","1:2.5+dfsg-5ubuntu10.31","1:2.5+dfsg-5ubuntu10.32","1:2.5+dfsg-5ubuntu10.33","1:2.5+dfsg-5ubuntu10.34","1:2.5+dfsg-5ubuntu10.35","1:2.5+dfsg-5ubuntu10.36","1:2.5+dfsg-5ubuntu10.37","1:2.5+dfsg-5ubuntu10.38","1:2.5+dfsg-5ubuntu10.39","1:2.5+dfsg-5ubuntu10.40","1:2.5+dfsg-5ubuntu10.41","1:2.5+dfsg-5ubuntu10.42","1:2.5+dfsg-5ubuntu10.43","1:2.5+dfsg-5ubuntu10.44","1:2.5+dfsg-5ubuntu10.45","1:2.5+dfsg-5ubuntu10.46","1:2.5+dfsg-5ubuntu10.47","1:2.5+dfsg-5ubuntu10.48","1:2.5+dfsg-5ubuntu10.49","1:2.5+dfsg-5ubuntu10.51","1:2.5+dfsg-5ubuntu10.51+esm1","1:2.5+dfsg-5ubuntu10.51+esm2","1:2.5+dfsg-5ubuntu10.51+esm3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.11+dfsg-1ubuntu7.42+esm5"}]}],"versions":["1:2.10+dfsg-0ubuntu3","1:2.10+dfsg-0ubuntu4","1:2.10+dfsg-0ubuntu5","1:2.11+dfsg-1ubuntu1","1:2.11+dfsg-1ubuntu2","1:2.11+dfsg-1ubuntu4","1:2.11+dfsg-1ubuntu5","1:2.11+dfsg-1ubuntu6","1:2.11+dfsg-1ubuntu7","1:2.11+dfsg-1ubuntu7.1","1:2.11+dfsg-1ubuntu7.2","1:2.11+dfsg-1ubuntu7.3","1:2.11+dfsg-1ubuntu7.4","1:2.11+dfsg-1ubuntu7.5","1:2.11+dfsg-1ubuntu7.6","1:2.11+dfsg-1ubuntu7.7","1:2.11+dfsg-1ubuntu7.8","1:2.11+dfsg-1ubuntu7.9","1:2.11+dfsg-1ubuntu7.10","1:2.11+dfsg-1ubuntu7.12","1:2.11+dfsg-1ubuntu7.13","1:2.11+dfsg-1ubuntu7.14","1:2.11+dfsg-1ubuntu7.15","1:2.11+dfsg-1ubuntu7.17","1:2.11+dfsg-1ubuntu7.18","1:2.11+dfsg-1ubuntu7.19","1:2.11+dfsg-1ubuntu7.20","1:2.11+dfsg-1ubuntu7.21","1:2.11+dfsg-1ubuntu7.22","1:2.11+dfsg-1ubuntu7.23","1:2.11+dfsg-1ubuntu7.25","1:2.11+dfsg-1ubuntu7.26","1:2.11+dfsg-1ubuntu7.27","1:2.11+dfsg-1ubuntu7.28","1:2.11+dfsg-1ubuntu7.29","1:2.11+dfsg-1ubuntu7.31","1:2.11+dfsg-1ubuntu7.32","1:2.11+dfsg-1ubuntu7.33","1:2.11+dfsg-1ubuntu7.34","1:2.11+dfsg-1ubuntu7.35","1:2.11+dfsg-1ubuntu7.36","1:2.11+dfsg-1ubuntu7.37","1:2.11+dfsg-1ubuntu7.38","1:2.11+dfsg-1ubuntu7.39","1:2.11+dfsg-1ubuntu7.40","1:2.11+dfsg-1ubuntu7.41","1:2.11+dfsg-1ubuntu7.42","1:2.11+dfsg-1ubuntu7.42+esm1","1:2.11+dfsg-1ubuntu7.42+esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"kvmtool","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.20170904-1ubuntu0.18.04.1~esm1"}]}],"versions":["0.20161128-1","0.20170904-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.2-3ubuntu6.28"}]}],"versions":["1:4.0+dfsg-0ubuntu9","1:4.0+dfsg-0ubuntu10","1:4.2-1ubuntu1","1:4.2-1ubuntu2","1:4.2-3ubuntu1","1:4.2-3ubuntu2","1:4.2-3ubuntu3","1:4.2-3ubuntu4","1:4.2-3ubuntu5","1:4.2-3ubuntu6","1:4.2-3ubuntu6.1","1:4.2-3ubuntu6.2","1:4.2-3ubuntu6.3","1:4.2-3ubuntu6.4","1:4.2-3ubuntu6.5","1:4.2-3ubuntu6.6","1:4.2-3ubuntu6.7","1:4.2-3ubuntu6.8","1:4.2-3ubuntu6.9","1:4.2-3ubuntu6.10","1:4.2-3ubuntu6.11","1:4.2-3ubuntu6.12","1:4.2-3ubuntu6.14","1:4.2-3ubuntu6.15","1:4.2-3ubuntu6.16","1:4.2-3ubuntu6.17","1:4.2-3ubuntu6.18","1:4.2-3ubuntu6.19","1:4.2-3ubuntu6.21","1:4.2-3ubuntu6.23","1:4.2-3ubuntu6.24","1:4.2-3ubuntu6.25","1:4.2-3ubuntu6.26","1:4.2-3ubuntu6.27"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"kvmtool","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.20170904-1ubuntu0.20.04.1~esm1"}]}],"versions":["0.20170904-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:6.2+dfsg-2ubuntu6.16"}]}],"versions":["1:6.0+dfsg-2expubuntu1","1:6.0+dfsg-2expubuntu2","1:6.0+dfsg-2expubuntu4","1:6.2+dfsg-2ubuntu5","1:6.2+dfsg-2ubuntu6","1:6.2+dfsg-2ubuntu6.1","1:6.2+dfsg-2ubuntu6.2","1:6.2+dfsg-2ubuntu6.3","1:6.2+dfsg-2ubuntu6.4","1:6.2+dfsg-2ubuntu6.5","1:6.2+dfsg-2ubuntu6.6","1:6.2+dfsg-2ubuntu6.7","1:6.2+dfsg-2ubuntu6.8","1:6.2+dfsg-2ubuntu6.9","1:6.2+dfsg-2ubuntu6.10","1:6.2+dfsg-2ubuntu6.11","1:6.2+dfsg-2ubuntu6.12","1:6.2+dfsg-2ubuntu6.13","1:6.2+dfsg-2ubuntu6.14","1:6.2+dfsg-2ubuntu6.15"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"kvmtool","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.20170904-1.1ubuntu0.1~esm2"}]}],"versions":["0.20170904-1.1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.2-3ubuntu6.28"}]}],"versions":["1:4.0+dfsg-0ubuntu9","1:4.0+dfsg-0ubuntu10","1:4.2-1ubuntu1","1:4.2-1ubuntu2","1:4.2-3ubuntu1","1:4.2-3ubuntu2","1:4.2-3ubuntu3","1:4.2-3ubuntu4","1:4.2-3ubuntu5","1:4.2-3ubuntu6","1:4.2-3ubuntu6.1","1:4.2-3ubuntu6.2","1:4.2-3ubuntu6.3","1:4.2-3ubuntu6.4","1:4.2-3ubuntu6.5","1:4.2-3ubuntu6.6","1:4.2-3ubuntu6.7","1:4.2-3ubuntu6.8","1:4.2-3ubuntu6.9","1:4.2-3ubuntu6.10","1:4.2-3ubuntu6.11","1:4.2-3ubuntu6.12","1:4.2-3ubuntu6.14","1:4.2-3ubuntu6.15","1:4.2-3ubuntu6.16","1:4.2-3ubuntu6.17","1:4.2-3ubuntu6.18","1:4.2-3ubuntu6.19","1:4.2-3ubuntu6.21","1:4.2-3ubuntu6.23","1:4.2-3ubuntu6.24","1:4.2-3ubuntu6.25","1:4.2-3ubuntu6.26","1:4.2-3ubuntu6.27"],"bundled":11},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:6.2+dfsg-2ubuntu6.16"}]}],"versions":["1:6.0+dfsg-2expubuntu1","1:6.0+dfsg-2expubuntu2","1:6.0+dfsg-2expubuntu4","1:6.2+dfsg-2ubuntu5","1:6.2+dfsg-2ubuntu6","1:6.2+dfsg-2ubuntu6.1","1:6.2+dfsg-2ubuntu6.2","1:6.2+dfsg-2ubuntu6.3","1:6.2+dfsg-2ubuntu6.4","1:6.2+dfsg-2ubuntu6.5","1:6.2+dfsg-2ubuntu6.6","1:6.2+dfsg-2ubuntu6.7","1:6.2+dfsg-2ubuntu6.8","1:6.2+dfsg-2ubuntu6.9","1:6.2+dfsg-2ubuntu6.10","1:6.2+dfsg-2ubuntu6.11","1:6.2+dfsg-2ubuntu6.12","1:6.2+dfsg-2ubuntu6.13","1:6.2+dfsg-2ubuntu6.14","1:6.2+dfsg-2ubuntu6.15"],"bundled":11},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.3-1.1"}]}],"bundled":2}],"products":[{"vendor":"qemu","product":"qemu"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2023-2861","tags":["vdb-entry","x_refsource_REDHAT","x_transferred","Vendor Advisory","advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2219266","tags":["issue-tracking","x_refsource_REDHAT","x_transferred","Issue Tracking","Patch","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/03/msg00012.html","tags":["x_transferred","web"]},{"url":"https://security.netapp.com/advisory/ntap-20240125-0005/","tags":["x_transferred","advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20240229-0002/","tags":["x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2861","tags":["web","advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20240125-0005"},{"url":"https://security.netapp.com/advisory/ntap-20240229-0002"},{"url":"https://github.com/advisories/GHSA-6mxq-x623-25h9"},{"url":"https://security.alpinelinux.org/vuln/CVE-2023-2861","tags":["advisory"]},{"url":"https://docs.bell-sw.com/security/cves/CVE-2023-2861","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2861.json","tags":["advisory"]},{"url":"https://gitlab.com/qemu-project/qemu","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2023-2861","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2024-0047.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=32332","tags":["report"]},{"url":"https://xenbits.xen.org/xsa/advisory-431.html","tags":["advisory"]},{"url":"https://xenbits.xen.org/xsa/advisory-449.html","tags":["advisory"]},{"url":"https://xenbits.xen.org/xsa/advisory-450.html","tags":["advisory"]},{"url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1472","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0664","tags":["advisory"]},{"url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1473","tags":["advisory"]},{"url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1474","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-1050","tags":["advisory"]},{"url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1475","tags":["advisory"]},{"url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1476","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2023/suse-su-20233015-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1198037","tags":["report"]},{"url":"https://bugzilla.suse.com/1207205","tags":["report"]},{"url":"https://bugzilla.suse.com/1212968","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2021-4207","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-0330","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-2861","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2023/suse-su-20233082-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1179993","tags":["report"]},{"url":"https://bugzilla.suse.com/1181740","tags":["report"]},{"url":"https://bugzilla.suse.com/1213001","tags":["report"]},{"url":"https://bugzilla.suse.com/1213414","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2023-3255","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-3301","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2023/suse-su-20233082-2/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2023/suse-su-20233234-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2023/suse-su-20233721-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1172382","tags":["report"]},{"url":"https://bugzilla.suse.com/1188609","tags":["report"]},{"url":"https://bugzilla.suse.com/1190011","tags":["report"]},{"url":"https://bugzilla.suse.com/1193880","tags":["report"]},{"url":"https://bugzilla.suse.com/1197653","tags":["report"]},{"url":"https://bugzilla.suse.com/1198712","tags":["report"]},{"url":"https://bugzilla.suse.com/1212850","tags":["report"]},{"url":"https://bugzilla.suse.com/1213925","tags":["report"]},{"url":"https://bugzilla.suse.com/1215311","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2020-13754","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3638","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3750","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3929","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2022-1050","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2022-26354","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-3180","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-3354","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2023/suse-su-20233800-1/","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2019-13754","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20242977-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1227322","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2024-4467","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2023-2861","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-6567-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-2861","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-8172-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-8412-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-14394","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-24165","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3611","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3638","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-1544","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-3180","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-3255","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-3301","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-3354","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-4135","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-5088","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-40360","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-42467","tags":["report"]},{"url":"","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-2861","title":"Qemu: 9pfs: improper access control on special files","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","status":"published","published":"2023-12-06T06:19:40.625Z","modified":"2024-08-02T06:33:05.791Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:35:24.004321Z"}],"euvd":[{"id":"EUVD-2023-34310","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","status":"published","published":"2023-12-06T06:19:40Z","modified":"2024-08-02T06:33:05Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N","level":"medium"}],"updated_at":"2026-11-03T03:50:14.098658Z"}],"ghsa":[{"id":"GHSA-6mxq-x623-25h9","title":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server...","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","status":"published","published":"2023-12-06T09:30:17Z","modified":"2024-03-21T05:01:06Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N","level":"medium"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:55:42.57954Z"}],"nvd":[{"id":"CVE-2023-2861","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","status":"published","published":"2023-12-06T07:15:41.43Z","modified":"2026-06-17T05:53:38.917Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:08:54.010507Z"}],"osv":[{"id":"ALPINE-CVE-2023-2861","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","status":"published","published":"2023-12-06T07:15:41.43Z","modified":"2026-11-03T06:32:42.502172983Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-03T07:17:02.90744Z"},{"id":"AZL-32127","title":"CVE-2023-2861 affecting package qemu for versions less than 6.2.0-23","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","status":"published","published":"2023-12-06T07:15:41Z","modified":"2026-04-21T04:26:40.929939Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:28:03.46006Z"},{"id":"AZL-35167","title":"CVE-2023-2861 affecting package qemu for versions less than 8.2.0-1","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","status":"published","published":"2023-12-06T07:15:41Z","modified":"2026-04-21T04:51:36.620248Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:28:04.173658Z"},{"id":"BELL-CVE-2023-2861","title":"CVE-2023-2861 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:14:26.422913Z","modified":"2026-01-26T09:49:46.30148Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:28:17.742221Z"},{"id":"CVE-2023-2861","title":"Qemu: 9pfs: improper access control on special files","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","status":"published","published":"2023-12-06T06:19:40.625Z","modified":"2026-10-28T02:31:00.449885259Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N","level":"medium"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:44:31.468318Z"},{"id":"DEBIAN-CVE-2023-2861","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","status":"published","published":"2023-12-06T07:15:41.43Z","modified":"2026-10-26T18:00:48.421003298Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:39.679062Z"},{"id":"OESA-2023-1472","title":"qemu security update","description":"QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed.\r\n\r\nSecurity Fix(es):\r\n\r\nA flaw was found in the QEMU Guest Agent service for Windows. A local unprivileged user may be able to manipulate the QEMU Guest Agent\u0026apos;s Windows installer via repair custom actions to elevate their privileges on the system.(CVE-2023-0664)\r\n\r\nA flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.(CVE-2023-2861)","status":"published","published":"2023-08-06T11:05:56Z","modified":"2026-08-18T01:17:46.486638886Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:40.328856Z"},{"id":"OESA-2023-1473","title":"qemu security update","description":"QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed.\r\n\r\nSecurity Fix(es):\r\n\r\nA flaw was found in the QEMU Guest Agent service for Windows. A local unprivileged user may be able to manipulate the QEMU Guest Agent\u0026apos;s Windows installer via repair custom actions to elevate their privileges on the system.(CVE-2023-0664)\r\n\r\nA flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.(CVE-2023-2861)","status":"published","published":"2023-08-06T11:05:56Z","modified":"2026-08-18T01:17:46.287260268Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:40.328856Z"},{"id":"OESA-2023-1474","title":"qemu security update","description":"QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed.\r\n\r\nSecurity Fix(es):\r\n\r\nA flaw was found in the QEMU implementation of VMWare\u0026apos;s paravirtual RDMA device. This flaw allows a crafted guest driver to execute HW commands when shared buffers are not yet allocated, potentially leading to a use-after-free condition.(CVE-2022-1050)\r\n\r\nA flaw was found in the QEMU Guest Agent service for Windows. A local unprivileged user may be able to manipulate the QEMU Guest Agent\u0026apos;s Windows installer via repair custom actions to elevate their privileges on the system.(CVE-2023-0664)\r\n\r\nA flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.(CVE-2023-2861)","status":"published","published":"2023-08-06T11:05:56Z","modified":"2026-08-18T01:17:45.973061485Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:40.328856Z"},{"id":"OESA-2023-1475","title":"qemu security update","description":"QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed.\r\n\r\nSecurity Fix(es):\r\n\r\nA flaw was found in the QEMU Guest Agent service for Windows. A local unprivileged user may be able to manipulate the QEMU Guest Agent\u0026apos;s Windows installer via repair custom actions to elevate their privileges on the system.(CVE-2023-0664)\r\n\r\nA flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.(CVE-2023-2861)","status":"published","published":"2023-08-06T11:05:56Z","modified":"2026-08-18T01:17:46.641051265Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:40.328856Z"},{"id":"OESA-2023-1476","title":"qemu security update","description":"QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed.\r\n\r\nSecurity Fix(es):\r\n\r\nA flaw was found in the QEMU Guest Agent service for Windows. A local unprivileged user may be able to manipulate the QEMU Guest Agent\u0026apos;s Windows installer via repair custom actions to elevate their privileges on the system.(CVE-2023-0664)\r\n\r\nA flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.(CVE-2023-2861)","status":"published","published":"2023-08-06T11:05:56Z","modified":"2026-08-18T01:17:46.493224805Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:40.328856Z"},{"id":"UBUNTU-CVE-2023-2861","description":"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.","status":"published","published":"2023-06-30T00:00:00Z","modified":"2026-06-09T21:29:22.569883514Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N","level":"medium"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T16:54:20.997471Z"},{"id":"DLA-3759-1","title":"qemu - security update","status":"published","published":"2024-03-11T00:00:00Z","modified":"2026-03-09T01:18:33.976456Z","updated_at":"2026-11-02T15:46:12.203458Z"},{"id":"MGASA-2024-0047","title":"Updated xen, qemu and libvirt packages fix security vulnerabilities","description":"This update fixes several security issues and also improves stability.\n","status":"published","published":"2024-02-24T22:51:43Z","modified":"2026-04-16T04:44:23.384250046Z","updated_at":"2026-11-02T15:49:42.684501Z"},{"id":"openSUSE-SU-2024:13058-1","title":"qemu-8.0.3-1.1 on GA media","description":"These are all security issues fixed in the qemu-8.0.3-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:44:06.481713Z","updated_at":"2026-11-02T16:58:36.025801Z"},{"id":"SUSE-SU-2023:3015-1","title":"Security update for qemu","description":"This update for qemu fixes the following issues:\n\n- CVE-2021-4207: Fixed double fetch in qxl_cursor() that could lead to heap buffer overflow (bsc#1198037).\n- CVE-2023-0330: Fixed DMA reentrancy issue that could lead to stack overflow (bsc#1207205).\n- CVE-2023-2861: Fixed improper access control on special files (bsc#1212968).\n","status":"published","published":"2023-07-28T16:52:00Z","modified":"2026-02-04T04:32:41.012661Z","updated_at":"2026-11-02T15:53:53.019382Z"},{"id":"SUSE-SU-2023:3082-1","title":"Security update for qemu","description":"This update for qemu fixes the following issues:\n\n  - CVE-2023-3301: Fixed incorrect cleanup of the vdpa/vhost-net structures if peer nic is present (bsc#1213414).\n  - CVE-2023-0330: Fixed reentrancy issues in the LSI controller (bsc#1207205).\n  - CVE-2023-2861: Fixed opening special files in 9pfs (bsc#1212968).\n  - CVE-2023-3255: Fixed infinite loop in inflate_buffer() leads to denial of service (bsc#1213001).\n\n  Bugfixes: \n\n  - hw/ide/piix: properly initialize the BMIBA register (bsc#bsc#1179993)\n  - Fixed issue where Guest did not run on XEN SLES15SP2 (bsc#1181740).\n\n","status":"published","published":"2023-07-31T20:04:34Z","modified":"2026-02-04T03:15:06.554199Z","updated_at":"2026-11-02T15:53:53.019382Z"},{"id":"SUSE-SU-2023:3082-2","title":"Security update for qemu","description":"This update for qemu fixes the following issues:\n\n  - CVE-2023-3301: Fixed incorrect cleanup of the vdpa/vhost-net structures if peer nic is present (bsc#1213414).\n  - CVE-2023-0330: Fixed reentrancy issues in the LSI controller (bsc#1207205).\n  - CVE-2023-2861: Fixed opening special files in 9pfs (bsc#1212968).\n  - CVE-2023-3255: Fixed infinite loop in inflate_buffer() leads to denial of service (bsc#1213001).\n\n  Bugfixes: \n\n  - hw/ide/piix: properly initialize the BMIBA register (bsc#bsc#1179993)\n  - Fixed issue where Guest did not run on XEN SLES15SP2 (bsc#1181740).\n\n","status":"published","published":"2023-11-15T14:42:03Z","modified":"2026-02-04T03:50:48.545206Z","updated_at":"2026-11-02T15:53:53.019382Z"},{"id":"SUSE-SU-2023:3234-1","title":"Security update for qemu","description":"This update for qemu fixes the following issues:\n\n- CVE-2023-2861: Fixed improper access control on special files in 9pfs (bsc#1212968).\n- CVE-2023-3301: Fixed NULL pointer dereference in vhost_vdpa_get_vhost_net() (bsc#1213414).\n- CVE-2023-3255: Fixed infinite loop in inflate_buffer() leads to denial of service (bsc#1213001). \n","status":"published","published":"2023-08-08T16:15:34Z","modified":"2026-02-04T04:14:14.582204Z","updated_at":"2026-11-02T15:53:53.440387Z"},{"id":"SUSE-SU-2023:3721-1","title":"Security update for qemu","description":"This update for qemu fixes the following issues:\n\n- CVE-2022-26354: Fixed a memory leak due to a missing virtqueue detach on error. (bsc#1198712)\n- CVE-2021-3929: Fixed an use-after-free in nvme DMA reentrancy issue. (bsc#1193880)\n- CVE-2023-0330: Fixed a stack overflow due to a DMA reentrancy issue. (bsc#1207205)\n- CVE-2020-13754: Fixed a DoS due to an OOB access during mmio operations. (bsc#1172382)\n- CVE-2023-3354: Fixed a remote unauthenticated DoS due to an improper I/O watch removal in VNC TLS handshake. (bsc#1212850)\n- CVE-2023-3180: Fixed a heap buffer overflow in virtio_crypto_sym_op_helper(). (bsc#1213925)\n- CVE-2021-3638: Fixed an out-of-bounds write due to an inconsistent check in ati_2d_blt(). (bsc#1188609)\n- CVE-2021-3750: Fixed an use-after-free in DMA reentrancy issue. (bsc#1190011)\n- CVE-2023-2861: Fixed improper access control on special files in 9pfs (bsc#1212968).\n- CVE-2022-1050: Fixed use-after-free issue in pvrdma_exec_cmd() (bsc#1197653).\n\nThe following non-security bug was fixed:\n\n- Prepare for binutils update to 2.41 update (bsc#1215311).\n","status":"published","published":"2023-09-21T07:57:13Z","modified":"2026-02-04T04:33:33.102505Z","updated_at":"2026-11-02T15:53:53.440387Z"},{"id":"SUSE-SU-2023:3800-1","title":"Security update for qemu","description":"This update for qemu fixes the following issues:\n\n- CVE-2022-26354: Fixed a memory leak due to a missing virtqueue detach on error. (bsc#1198712)\n- CVE-2021-3929: Fixed an use-after-free in nvme DMA reentrancy issue. (bsc#1193880)\n- CVE-2023-0330: Fixed a stack overflow due to a DMA reentrancy issue. (bsc#1207205)\n- CVE-2020-13754: Fixed a DoS due to an OOB access during mmio operations. (bsc#1172382)\n- CVE-2023-3354: Fixed a remote unauthenticated DoS due to an improper I/O watch removal in VNC TLS handshake. (bsc#1212850)\n- CVE-2023-3180: Fixed a heap buffer overflow in virtio_crypto_sym_op_helper(). (bsc#1213925)\n- CVE-2023-2861: Fixed improper access control on special files in 9pfs (bsc#1212968).\n- CVE-2022-1050: Fixed use-after-free issue in pvrdma_exec_cmd() (bsc#1197653).\n- CVE-2021-3750: Fixed DMA reentrancy issue leads to use-after-free in hcd-ehci (bsc#1190011).\n\nThe following non-security bug was fixed:\n\n- Prepare for binutils update to 2.41 update (bsc#1215311).\n","status":"published","published":"2023-09-27T11:36:03Z","modified":"2026-02-04T03:39:59.892369Z","updated_at":"2026-11-02T15:53:53.440387Z"},{"id":"SUSE-SU-2024:2977-1","title":"Security update for qemu","description":"This update for qemu fixes the following issues:\n\n- CVE-2023-2861: Fixed improper access control on special files via 9p protocol (bsc#1212968)\n- CVE-2024-4467: Fixed denial of service and file read/write via qemu-img info command (bsc#1227322)\n\nOther fixes:\n- Fixed qemu build compilation with binutils 2.41 upgrade (bsc#1215311)\n","status":"published","published":"2024-08-20T08:08:22Z","modified":"2026-02-04T04:01:20.757386Z","updated_at":"2026-11-02T15:53:55.136363Z"},{"id":"USN-6567-1","title":"qemu vulnerabilities","description":"Gaoning Pan and Xingwei Li discovered that QEMU incorrectly handled the\nUSB xHCI controller device. A privileged guest attacker could possibly use\nthis issue to cause QEMU to crash, leading to a denial of service. This\nissue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2020-14394)\n\nIt was discovered that QEMU incorrectly handled the TCG Accelerator. A\nlocal attacker could use this issue to cause QEMU to crash, leading to a\ndenial of service, or possibly execute arbitrary code and esclate\nprivileges. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-24165)\n\nIt was discovered that QEMU incorrectly handled the Intel HD audio device.\nA malicious guest attacker could use this issue to cause QEMU to crash,\nleading to a denial of service. This issue only affected Ubuntu 22.04 LTS.\n(CVE-2021-3611)\n\nIt was discovered that QEMU incorrectly handled the ATI VGA device. A\nmalicious guest attacker could use this issue to cause QEMU to crash,\nleading to a denial of service. This issue only affected Ubuntu 20.04 LTS.\n(CVE-2021-3638)\n\nIt was discovered that QEMU incorrectly handled the VMWare paravirtual RDMA\ndevice. A malicious guest attacker could use this issue to cause QEMU to\ncrash, leading to a denial of service. (CVE-2023-1544)\n\nIt was discovered that QEMU incorrectly handled the 9p passthrough\nfilesystem. A malicious guest attacker could possibly use this issue to\nopen special files and escape the exported 9p tree. This issue only\naffected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04.\n(CVE-2023-2861)\n\nIt was discovered that QEMU incorrectly handled the virtual crypto device.\nA malicious guest attacker could use this issue to cause QEMU to crash,\nleading to a denial of service, or possibly execute arbitrary code. This\nissue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04.\n(CVE-2023-3180)\n\nIt was discovered that QEMU incorrectly handled the built-in VNC server.\nA remote authenticated attacker could possibly use this issue to cause QEMU\nto stop responding, resulting in a denial of service. This issue only\naffected Ubuntu 22.04 LTS and Ubuntu 23.04. (CVE-2023-3255)\n\nIt was discovered that QEMU incorrectly handled net device hot-unplugging.\nA malicious guest attacker could use this issue to cause QEMU to crash,\nleading to a denial of service. This issue only affected Ubuntu 22.04 LTS\nand Ubuntu 23.04. (CVE-2023-3301)\n\nIt was discovered that QEMU incorrectly handled the built-in VNC server.\nA remote attacker could possibly use this issue to cause QEMU to crash,\nresulting in a denial of service. This issue only affected Ubuntu 20.04\nLTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. (CVE-2023-3354)\n\nIt was discovered that QEMU incorrectly handled NVME devices. A malicious\nguest attacker could use this issue to cause QEMU to crash, leading to a\ndenial of service. This issue only affected Ubuntu 23.10. (CVE-2023-40360)\n\nIt was discovered that QEMU incorrectly handled NVME devices. A malicious\nguest attacker could use this issue to cause QEMU to crash, leading to a\ndenial of service, or possibly obtain sensitive information. This issue\nonly affected Ubuntu 23.10. (CVE-2023-4135)\n\nIt was discovered that QEMU incorrectly handled SCSI devices. A malicious\nguest attacker could use this issue to cause QEMU to crash, leading to a\ndenial of service. This issue only affected Ubuntu 23.04 and Ubuntu 23.10.\n(CVE-2023-42467)\n\nIt was discovered that QEMU incorrectly handled certain disk offsets. A\nmalicious guest attacker could possibly use this issue to gain control of\nthe host in certain nested virtualization scenarios. (CVE-2023-5088)\n","status":"published","published":"2024-01-08T17:46:08Z","modified":"2026-04-27T17:17:23.282117066Z","updated_at":"2026-11-02T16:58:17.305935Z"}]}}