{"id":"CVE-2024-31145","aliases":["ALPINE-CVE-2024-31145","DEBIAN-CVE-2024-31145","DSA-5836-1","EUVD-2024-29055","GHSA-38h7-7925-fvwv","MGASA-2025-0270","SUSE-SU-2024:2994-1","SUSE-SU-2024:3001-1","SUSE-SU-2024:3010-1","SUSE-SU-2024:3075-1","SUSE-SU-2024:3113-1","SUSE-SU-2024:3423-1","SUSE-SU-2024:3586-1","UBUNTU-CVE-2024-31145","openSUSE-SU-2024:14283-1"],"status":"published","title":"error handling in x86 IOMMU identity mapping","description":"Certain PCI devices in a system might be assigned Reserved Memory\nRegions (specified via Reserved Memory Region Reporting, \"RMRR\") for\nIntel VT-d or Unity Mapping ranges for AMD-Vi.  These are typically used\nfor platform tasks such as legacy USB emulation.\n\nSince the precise purpose of these regions is unknown, once a device\nassociated with such a region is active, the mappings of these regions\nneed to remain continuouly accessible by the device.  In the logic\nestablishing these mappings, error handling was flawed, resulting in\nsuch mappings to potentially remain in place when they should have been\nremoved again.  Respective guests would then gain access to memory\nregions which they aren't supposed to have access to.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00234,"percentile":0.1439,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2024-08-20T00:00:00Z","modified":"2026-11-02T12:02:16Z","fixes":[{"ecosystem":"Alpine:v3.17","package":"xen","fixed_in":["4.16.6-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"xen","fixed_in":["4.17.5-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"xen","fixed_in":["4.18.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"xen","fixed_in":["4.18.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"xen","fixed_in":["4.19.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"xen","fixed_in":["4.19.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"xen","fixed_in":["4.19.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"xen","fixed_in":["4.19.0-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"xen","fixed_in":["4.17.5+23-ga4e5191dc0-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"xen","fixed_in":["4.19.1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"xen","fixed_in":["4.19.1-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.17","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.16.6-r1"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.17.5-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.18.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.18.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.19.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.19.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.19.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.19.0-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5+23-ga4e5191dc0-1"}]}],"versions":["4.17.1+2-gb773c48e36-1","4.17.2+55-g0b56bed864-1","4.17.2+76-ge1f9cb16e2-1","4.17.2+76-ge1f9cb16e2-1~deb12u1","4.17.2-1","4.17.3+10-g091466ba55-1","4.17.3+10-g091466ba55-1.1","4.17.3+10-g091466ba55-1.1~exp1","4.17.3+10-g091466ba55-1.1~exp2","4.17.3+10-g091466ba55-1~deb12u1","4.17.3+36-g54dacb5c02-1"]},{"source":"osv","ecosystem":"Debian:13","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.19.1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.19.1-1"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5+23-ga4e5191dc0-1"}]}],"versions":["4.17.1+2-gb773c48e36-1","4.17.2+55-g0b56bed864-1","4.17.2+76-ge1f9cb16e2-1","4.17.2+76-ge1f9cb16e2-1~deb12u1","4.17.2-1","4.17.3+10-g091466ba55-1","4.17.3+10-g091466ba55-1.1","4.17.3+10-g091466ba55-1.1~exp1","4.17.3+10-g091466ba55-1.1~exp2","4.17.3+10-g091466ba55-1~deb12u1","4.17.3+36-g54dacb5c02-1"],"bundled":12},{"source":"osv","ecosystem":"Mageia:9","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5-1.git20251028.1.mga9"}]}],"bundled":26},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP2-LTSS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.5_14-150200.3.96.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15 SP2-LTSS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.5_14-150200.3.96.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP2","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.5_14-150200.3.96.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP3-LTSS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.14.6_18-150300.3.78.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15 SP3-LTSS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.14.6_18-150300.3.78.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP3","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.14.6_18-150300.3.78.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.1","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.14.6_18-150300.3.78.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.2","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.14.6_18-150300.3.78.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Enterprise Storage 7.1","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.14.6_18-150300.3.78.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_52-3.115.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 12 SP5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_52-3.115.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_52-3.115.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5_02-150500.3.36.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5_02-150500.3.36.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5_02-150500.3.36.1"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Leap Micro 5.5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5_02-150500.3.36.1"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Leap 15.5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5_02-150500.3.36.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP6","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.3_02-150600.3.6.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP6","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.3_02-150600.3.6.1"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Leap 15.6","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.3_02-150600.3.6.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.3","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.6_04-150400.4.62.1"}]}],"bundled":5},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Micro 5.4","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.6_04-150400.4.62.1"}]}],"bundled":5},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.6_04-150400.4.62.1"}]}],"bundled":5},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.6_04-150400.4.62.1"}]}],"bundled":5},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15 SP4-LTSS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.6_04-150400.4.62.1"}]}],"bundled":5},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP4","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.6_04-150400.4.62.1"}]}],"bundled":5},{"source":"osv","ecosystem":"SUSE:Manager Proxy 4.3","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.6_04-150400.4.62.1"}]}],"bundled":5},{"source":"osv","ecosystem":"SUSE:Manager Server 4.3","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.6_04-150400.4.62.1"}]}],"bundled":5},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_56-3.121.1"}]}],"bundled":3},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 12 SP5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_56-3.121.1"}]}],"bundled":3},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP5","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_56-3.121.1"}]}],"bundled":3},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.5.1-0ubuntu1","4.5.1-0ubuntu2","4.6.0-1ubuntu1","4.6.0-1ubuntu2","4.6.0-1ubuntu4","4.6.0-1ubuntu4.1","4.6.0-1ubuntu4.2","4.6.0-1ubuntu4.3","4.6.5-0ubuntu1","4.6.5-0ubuntu1.1","4.6.5-0ubuntu1.2","4.6.5-0ubuntu1.4"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.9.0-0ubuntu3","4.9.0-0ubuntu4","4.9.2-0ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.9.2-0ubuntu2","4.9.2-0ubuntu6","4.9.2-0ubuntu7","4.11.3+24-g14b62ab3e5-1ubuntu1","4.11.3+24-g14b62ab3e5-1ubuntu2","4.11.3+24-g14b62ab3e5-1ubuntu2.2","4.11.3+24-g14b62ab3e5-1ubuntu2.3"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.11.4+24-gddaaccbbab-1ubuntu2","4.16.0-1~ubuntu2","4.16.0-1~ubuntu2.1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.17.2-1","4.17.2+55-g0b56bed864-1","4.17.2+76-ge1f9cb16e2-1","4.17.2+76-ge1f9cb16e2-1ubuntu1","4.17.3+10-g091466ba55-1","4.17.3+10-g091466ba55-1.1ubuntu2","4.17.3+10-g091466ba55-1.1ubuntu3"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.20.0-1ubuntu1","4.20.0+68-g35cb38b222-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.20.2+7-g1badcf5035-2build2","4.20.2+37-g61ff35323e-1ubuntu1","4.20.3+127-gc42374a105-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.20.0+68-g35cb38b222-1","4.20.2+7-g1badcf5035-2","4.20.2+7-g1badcf5035-2build2"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.19.0_02-1.1"}]}],"bundled":2}],"products":[{"vendor":"xen","product":"xen"}],"references":[{"url":"https://xenbits.xenproject.org/xsa/advisory-460.html","tags":["Patch","Vendor Advisory","fix"]},{"url":"http://xenbits.xen.org/xsa/advisory-460.html","tags":["Patch","Vendor Advisory","fix"]},{"url":"http://www.openwall.com/lists/oss-security/2024/08/14/2","tags":["Mailing List","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-31145"},{"url":"https://github.com/advisories/GHSA-38h7-7925-fvwv"},{"url":"https://security.alpinelinux.org/vuln/CVE-2024-31145","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-31145","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2025-0270.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=33401","tags":["report"]},{"url":"https://www.openwall.com/lists/oss-security/2024/07/16/3","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2024/07/16/4","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2024/08/14/2","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2024/08/14/3","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2024/09/24/1","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2024/11/12/2","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2024/11/12/1","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2024/12/17/1","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2024/12/17/2","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/02/27/1","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/05/12/4","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/05/12/5","tags":["web"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/KEACKX57LEHS2YKZ4PO5DYNOQRGQSDO2/","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/05/27/1","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/07/01/1","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/07/08/2","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/08/28/2","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/09/09/1","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/09/09/2","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/09/09/3","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/10/21/1","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/10/24/1","tags":["web"]},{"url":"https://www.openwall.com/lists/oss-security/2025/11/05/4","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20242994-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1228574","tags":["report"]},{"url":"https://bugzilla.suse.com/1228575","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2024-31145","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-31146","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20243001-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20243010-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1027519","tags":["report"]},{"url":"https://bugzilla.suse.com/1227355","tags":["report"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20243075-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20243113-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20243423-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1222453","tags":["report"]},{"url":"https://bugzilla.suse.com/1230366","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2024-2201","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-31143","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-45817","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20243586-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-31145","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-31145","tags":["report"]},{"url":"https://xenbits.xen.org/xsa/advisory-460.html","tags":["report"]},{"url":"","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2024-31145","title":"error handling in x86 IOMMU identity mapping","description":"Certain PCI devices in a system might be assigned Reserved Memory\nRegions (specified via Reserved Memory Region Reporting, \"RMRR\") for\nIntel VT-d or Unity Mapping ranges for AMD-Vi.  These are typically used\nfor platform tasks such as legacy USB emulation.\n\nSince the precise purpose of these regions is unknown, once a device\nassociated with such a region is active, the mappings of these regions\nneed to remain continuouly accessible by the device.  In the logic\nestablishing these mappings, error handling was flawed, resulting in\nsuch mappings to potentially remain in place when they should have been\nremoved again.  Respective guests would then gain access to memory\nregions which they aren't supposed to have access to.","status":"published","published":"2024-09-25T10:31:43.523Z","modified":"2024-09-25T13:29:33.308Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:34:14.308905Z"}],"euvd":[{"id":"EUVD-2024-29055","description":"Certain PCI devices in a system might be assigned Reserved Memory\nRegions (specified via Reserved Memory Region Reporting, \"RMRR\") for\nIntel VT-d or Unity Mapping ranges for AMD-Vi.  These are typically used\nfor platform tasks such as legacy USB emulation.\n\nSince the precise purpose of these regions is unknown, once a device\nassociated with such a region is active, the mappings of these regions\nneed to remain continuouly accessible by the device.  In the logic\nestablishing these mappings, error handling was flawed, resulting in\nsuch mappings to potentially remain in place when they should have been\nremoved again.  Respective guests would then gain access to memory\nregions which they aren't supposed to have access to.","status":"published","published":"2024-09-25T10:31:43Z","modified":"2024-09-25T13:29:33Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:28:12.924195Z"}],"ghsa":[{"id":"GHSA-38h7-7925-fvwv","title":"Certain PCI devices in a system might be assigned Reserved Memory\nRegions (specified via Reserved...","description":"Certain PCI devices in a system might be assigned Reserved Memory\nRegions (specified via Reserved Memory Region Reporting, \"RMRR\") for\nIntel VT-d or Unity Mapping ranges for AMD-Vi.  These are typically used\nfor platform tasks such as legacy USB emulation.\n\nSince the precise purpose of these regions is unknown, once a device\nassociated with such a region is active, the mappings of these regions\nneed to remain continuouly accessible by the device.  In the logic\nestablishing these mappings, error handling was flawed, resulting in\nsuch mappings to potentially remain in place when they should have been\nremoved again.  Respective guests would then gain access to memory\nregions which they aren't supposed to have access to.","status":"published","published":"2024-09-25T12:30:40Z","modified":"2026-01-05T21:30:27Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:05:29.894873Z"}],"nvd":[{"id":"CVE-2024-31145","description":"Certain PCI devices in a system might be assigned Reserved Memory\nRegions (specified via Reserved Memory Region Reporting, \"RMRR\") for\nIntel VT-d or Unity Mapping ranges for AMD-Vi.  These are typically used\nfor platform tasks such as legacy USB emulation.\n\nSince the precise purpose of these regions is unknown, once a device\nassociated with such a region is active, the mappings of these regions\nneed to remain continuouly accessible by the device.  In the logic\nestablishing these mappings, error handling was flawed, resulting in\nsuch mappings to potentially remain in place when they should have been\nremoved again.  Respective guests would then gain access to memory\nregions which they aren't supposed to have access to.","status":"published","published":"2024-09-25T11:15:12.133Z","modified":"2026-06-17T07:27:52.077Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:10:29.044588Z"}],"osv":[{"id":"ALPINE-CVE-2024-31145","description":"Certain PCI devices in a system might be assigned Reserved Memory\nRegions (specified via Reserved Memory Region Reporting, \"RMRR\") for\nIntel VT-d or Unity Mapping ranges for AMD-Vi.  These are typically used\nfor platform tasks such as legacy USB emulation.\n\nSince the precise purpose of these regions is unknown, once a device\nassociated with such a region is active, the mappings of these regions\nneed to remain continuouly accessible by the device.  In the logic\nestablishing these mappings, error handling was flawed, resulting in\nsuch mappings to potentially remain in place when they should have been\nremoved again.  Respective guests would then gain access to memory\nregions which they aren't supposed to have access to.","status":"published","published":"2024-09-25T11:15:12.133Z","modified":"2026-11-02T11:17:50.088735278Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:27:49.709457Z"},{"id":"CVE-2024-31145","description":"Certain PCI devices in a system might be assigned Reserved Memory\nRegions (specified via Reserved Memory Region Reporting, \"RMRR\") for\nIntel VT-d or Unity Mapping ranges for AMD-Vi.  These are typically used\nfor platform tasks such as legacy USB emulation.\n\nSince the precise purpose of these regions is unknown, once a device\nassociated with such a region is active, the mappings of these regions\nneed to remain continuouly accessible by the device.  In the logic\nestablishing these mappings, error handling was flawed, resulting in\nsuch mappings to potentially remain in place when they should have been\nremoved again.  Respective guests would then gain access to memory\nregions which they aren't supposed to have access to.","status":"published","published":"2024-09-25T11:15:12.133Z","modified":"2026-04-16T04:39:39.925953722Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:40.06138Z"},{"id":"DEBIAN-CVE-2024-31145","description":"Certain PCI devices in a system might be assigned Reserved Memory Regions (specified via Reserved Memory Region Reporting, \"RMRR\") for Intel VT-d or Unity Mapping ranges for AMD-Vi.  These are typically used for platform tasks such as legacy USB emulation.  Since the precise purpose of these regions is unknown, once a device associated with such a region is active, the mappings of these regions need to remain continuouly accessible by the device.  In the logic establishing these mappings, error handling was flawed, resulting in such mappings to potentially remain in place when they should have been removed again.  Respective guests would then gain access to memory regions which they aren't supposed to have access to.","status":"published","published":"2024-09-25T11:15:12.133Z","modified":"2026-11-02T12:02:16.848614112Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:42.530184Z"},{"id":"UBUNTU-CVE-2024-31145","description":"Certain PCI devices in a system might be assigned Reserved Memory Regions (specified via Reserved Memory Region Reporting, \"RMRR\") for Intel VT-d or Unity Mapping ranges for AMD-Vi.  These are typically used for platform tasks such as legacy USB emulation. Since the precise purpose of these regions is unknown, once a device associated with such a region is active, the mappings of these regions need to remain continuouly accessible by the device.  In the logic establishing these mappings, error handling was flawed, resulting in such mappings to potentially remain in place when they should have been removed again.  Respective guests would then gain access to memory regions which they aren't supposed to have access to.","status":"published","published":"2024-09-25T11:15:00Z","modified":"2026-10-17T12:56:44.646175684Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T16:54:48.333535Z"},{"id":"DSA-5836-1","title":"xen - security update","status":"published","published":"2024-12-26T00:00:00Z","modified":"2026-03-09T02:09:38.185872Z","updated_at":"2026-11-02T15:46:17.892347Z"},{"id":"MGASA-2025-0270","title":"Updated xen packages fix security vulnerabilities","description":"Double unlock in x86 guest IRQ handling. (CVE-2024-31143)\nXapi: Metadata injection attack against backup/restore functionality.\n(CVE-2024-31144)\nError handling in x86 IOMMU identity mapping. (CVE-2024-31145)\nPCI device pass-through with shared resources. (CVE-2024-31146)\nx86: Deadlock in vlapic_error(). (CVE-2024-45817)\nDeadlock in x86 HVM standard VGA handling. (CVE-2024-45818)\nlibxl leaks data to PVH guests via ACPI tables. (CVE-2024-45819)\nBackend can crash Linux netfront. (CVE-2024-53240)\nXen hypercall page unsafe against speculative attacks. (CVE-2024-53241)\nDeadlock potential with VT-d and legacy PCI device pass-through.\n(CVE-2025-1713)\nx86: Indirect Target Selection. (CVE-2024-28956)\nx86: Incorrect stubs exception handling for flags recovery.\n(CVE-2025-27465)\nTSA-SQ (TSA in the Store Queues). (CVE-2024-36350)\nTSA-L1 (TSA in the L1 data cache). (CVE-2024-36357)\nA NULL pointer dereference in the updating of the reference TSC area.\n(CVE-2025-27466)\nA NULL pointer dereference by assuming the SIM page is mapped when a\nsynthetic timer message has to be delivered. (CVE-2025-58142)\nA race in the mapping of the reference TSC page, where a guest can get\nXen to free a page while still present in the guest physical to machine\n(p2m) page tables. (CVE-2025-58143)\nAn assertion is wrong there, where the case actually needs handling.  A\nNULL pointer de-reference could result on a release build.\n(CVE-2025-58144)\nThe P2M lock isn't held until a page reference was actually obtained (or\nthe attempt to do so has failed).  Otherwise the page can not only\nchange type, but even ownership in between, thus allowing domain\nboundaries to be violated. (CVE-2025-58145)\nXAPI UTF-8 string handling. (CVE-2025-58146)\nHypercalls using the HV_VP_SET Sparse format can cause vpmask_set() to\nwrite out of bounds when converting the bitmap to Xen's format.\n(CVE-2025-58147)\nHypercalls using any input format can cause send_ipi() to read d-\u003evcpu[]\nout-of-bounds, and operate on a wild vCPU pointer.(CVE-2025-58148)\nIncorrect removal of permissions on PCI device unplug. (CVE-2025-58149)\n","status":"published","published":"2025-11-09T07:52:10Z","modified":"2026-04-16T04:42:58.080548709Z","updated_at":"2026-11-02T15:49:43.178336Z"},{"id":"openSUSE-SU-2024:14283-1","title":"xen-4.19.0_02-1.1 on GA media","description":"These are all security issues fixed in the xen-4.19.0_02-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-08-20T00:00:00Z","modified":"2026-02-04T03:18:08.530656Z","updated_at":"2026-11-02T16:58:36.662953Z"},{"id":"SUSE-SU-2024:2994-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\n- CVE-2024-31145: Fixed error handling in x86 IOMMU identity mapping (XSA-460, bsc#1228574)\n- CVE-2024-31146: Fixed PCI device pass-through with shared resources (XSA-461, bsc#1228575)\n","status":"published","published":"2024-08-21T10:37:54Z","modified":"2026-02-04T03:31:40.104442Z","updated_at":"2026-11-02T15:53:55.136363Z"},{"id":"SUSE-SU-2024:3001-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\n- CVE-2024-31145: Fixed error handling in x86 IOMMU identity mapping (XSA-460, bsc#1228574)\n- CVE-2024-31146: Fixed PCI device pass-through with shared resources (XSA-461, bsc#1228575)\n","status":"published","published":"2024-08-23T08:15:47Z","modified":"2026-02-04T04:38:40.278076Z","updated_at":"2026-11-02T15:53:55.136363Z"},{"id":"SUSE-SU-2024:3010-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\n\n- CVE-2024-31145: Fixed error handling in x86 IOMMU identity mapping (XSA-460, bsc#1228574)\n- CVE-2024-31146: Fixed PCI device pass-through with shared resources (XSA-461, bsc#1228575)\n\nOther fixes:\n- Migrate CVE-2024-31143 patch in favor of upstream version (bsc#1227355)\n- Upstream bug fixes (bsc#1027519)\n","status":"published","published":"2024-08-26T09:52:00Z","modified":"2026-02-04T04:05:35.810507Z","updated_at":"2026-11-02T15:53:55.136363Z"},{"id":"SUSE-SU-2024:3075-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\n- CVE-2024-31145: Fixed error handling in x86 IOMMU identity mapping (XSA-460, bsc#1228574)\n- CVE-2024-31146: Fixed PCI device pass-through with shared resources (XSA-461, bsc#1228575)\n\nOther fixes:\n- Update to Xen 4.17.5 security bug fix release (bsc#1027519)\n","status":"published","published":"2024-09-02T14:41:08Z","modified":"2026-02-04T02:44:53.442802Z","updated_at":"2026-11-02T15:53:55.136363Z"},{"id":"SUSE-SU-2024:3113-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n  \n- CVE-2024-31145: Fixed error handling in x86 IOMMU identity mapping (XSA-460, bsc#1228574)\n- CVE-2024-31146: Fixed PCI device pass-through with shared resources (XSA-461, bsc#1228575)\n\nOther fixes:\n- Update to Xen 4.18.3 security bug fix release (bsc#1027519)\n","status":"published","published":"2024-09-03T15:04:06Z","modified":"2026-02-04T03:15:41.286114Z","updated_at":"2026-11-02T15:53:55.136363Z"},{"id":"SUSE-SU-2024:3423-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\n- CVE-2024-2201: Mitigation for Native Branch History Injection (XSA-456, bsc#1222453)\n- CVE-2024-31143: Fixed double unlock in x86 guest IRQ handling (XSA-458, bsc#1227355)\n- CVE-2024-31145: Fixed error handling in x86 IOMMU identity mapping (XSA-460, bsc#1228574)\n- CVE-2024-31146: Fixed PCI device pass-through with shared resources (XSA-461, bsc#1228575)\n- CVE-2024-45817: Fixed a deadlock in vlapic_error (XSA-462, bsc#1230366)\n","status":"published","published":"2024-09-24T15:25:42Z","modified":"2026-02-04T02:20:21.015234Z","updated_at":"2026-11-02T15:53:55.639015Z"},{"id":"SUSE-SU-2024:3586-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\nSecurity fixes:\n\n- CVE-2024-31145: Fixed error handling in x86 IOMMU identity mapping (XSA-460) (bsc#1228574)\n- CVE-2024-31146: Fixed PCI device pass-through with shared resources (XSA-461) (bsc#1228575)\n- CVE-2024-45817: Fixed Deadlock in vlapic_error() (XSA-462) (bsc#1230366)\n\nOther fixes:\n\n- Upstream bug fixes (bsc#1027519)\n","status":"published","published":"2024-10-10T11:29:45Z","modified":"2026-02-04T02:48:43.904234Z","updated_at":"2026-11-02T15:53:55.639015Z"}]}}