{"id":"CVE-2021-2409","aliases":["EUVD-2021-16868","GHSA-6hm7-mw7v-5vfv","MGASA-2021-0385","UBUNTU-CVE-2021-2409","openSUSE-SU-2021:1092-1","openSUSE-SU-2021:1114-1"],"status":"published","title":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The...","description":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.24. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00731,"percentile":0.54625,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-07-20T22:44:22Z","modified":"2026-10-17T12:57:12Z","affected":[{"source":"osv","ecosystem":"Mageia:8","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.24-1.mga8"}]}],"bundled":4},{"source":"osv","ecosystem":"Mageia:8","package":"kmod-virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.24-1.1.mga8"}]}],"bundled":4},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.0.4-dfsg-2","5.0.8-dfsg-1","5.0.10-dfsg-1","5.0.10-dfsg-2","5.0.10-dfsg-3","5.0.10-dfsg-4","5.0.10-dfsg-5","5.0.10-dfsg-6","5.0.10-dfsg-7","5.0.12-dfsg-1","5.0.12-dfsg-2","5.0.14-dfsg-1","5.0.14-dfsg-2","5.0.14-dfsg-2build1","5.0.16-dfsg-2","5.0.16-dfsg-3","5.0.18-dfsg-1","5.0.18-dfsg-1ubuntu1","5.0.18-dfsg-2","5.0.18-dfsg-2build1","5.0.18-dfsg-2ubuntu1","5.0.24-dfsg-0ubuntu1.16.04.1","5.0.32-dfsg-0ubuntu1.16.04.2","5.0.36-dfsg-0ubuntu1.16.04.2","5.0.40-dfsg-0ubuntu1.16.04.1","5.0.40-dfsg-0ubuntu1.16.04.2","5.1.34-dfsg-0ubuntu1.16.04.2","5.1.38-dfsg-0ubuntu1.16.04.1","5.1.38-dfsg-0ubuntu1.16.04.2","5.1.38-dfsg-0ubuntu1.16.04.3"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.1.30-dfsg-1","5.2.0-dfsg-1build2","5.2.0-dfsg-2","5.2.0-dfsg-4","5.2.0-dfsg-5","5.2.2-dfsg-2","5.2.2-dfsg-3~build1","5.2.2-dfsg-3","5.2.4-dfsg-1","5.2.4-dfsg-2","5.2.6-dfsg-1","5.2.6-dfsg-2","5.2.6-dfsg-3","5.2.6-dfsg-3build1","5.2.6-dfsg-5","5.2.8-dfsg-2","5.2.8-dfsg-3","5.2.8-dfsg-5","5.2.8-dfsg-6","5.2.8-dfsg-7","5.2.10-dfsg-1","5.2.10-dfsg-2","5.2.10-dfsg-5","5.2.10-dfsg-6","5.2.10-dfsg-6ubuntu18.04.1","5.2.18-dfsg-2~ubuntu18.04.1","5.2.18-dfsg-2~ubuntu18.04.3","5.2.18-dfsg-2~ubuntu18.04.5","5.2.32-dfsg-0~ubuntu18.04.1","5.2.34-dfsg-0~ubuntu18.04.1","5.2.42-dfsg-0~ubuntu1.18.04.1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.0.14-dfsg-1","6.0.14-dfsg-2~build1","6.0.14-dfsg-2","6.1.0-dfsg-3build1","6.1.0-dfsg-3build2","6.1.2-dfsg-1","6.1.2-dfsg-1build1","6.1.4-dfsg-1","6.1.4-dfsg-2~build1","6.1.4-dfsg-2","6.1.4-dfsg-4","6.1.6-dfsg-1","6.1.10-dfsg-1~ubuntu1.20.04.1","6.1.16-dfsg-6~ubuntu1.20.04.1","6.1.16-dfsg-6~ubuntu1.20.04.2","6.1.22-dfsg-2~ubuntu1.20.04.1","6.1.26-dfsg-3~ubuntu1.20.04.1","6.1.26-dfsg-3~ubuntu1.20.04.2","6.1.32-dfsg-1~ubuntu1.20.04.1","6.1.34-dfsg-3~ubuntu1.20.04.1","6.1.38-dfsg-3~ubuntu1.20.04.1","6.1.48-dfsg-1~ubuntu1.20.04.1","6.1.50-dfsg-1~ubuntu1.20.04.1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.1.26-dfsg-4","6.1.28-dfsg-1","6.1.30-dfsg-1","6.1.32-dfsg-1","6.1.32-dfsg-1build1","6.1.34-dfsg-3~ubuntu1.22.04.1","6.1.38-dfsg-3~ubuntu1.22.04.1","6.1.48-dfsg-1~ubuntu1.22.04.1","6.1.50-dfsg-1~ubuntu1.22.04.1","6.1.50-dfsg-1~ubuntu1.22.04.3"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.0.10-dfsg-3","7.0.12-dfsg-1","7.0.12-dfsg-1build1","7.0.14-dfsg-1","7.0.14-dfsg-2","7.0.14-dfsg-4","7.0.14-dfsg-4build4","7.0.14-dfsg-4build5","7.0.16-dfsg-1","7.0.16-dfsg-2","7.0.16-dfsg-2ubuntu1","7.0.16-dfsg-2ubuntu1.1","7.0.16-dfsg-2ubuntu1.3"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.0.20-dfsg-1.2","7.0.26-dfsg-1","7.1.8-dfsg-2","7.1.8-dfsg-3","7.1.8-dfsg-3build1","7.1.10-dfsg-1","7.1.12-dfsg-1","7.1.12-dfsg-2","7.2.0-dfsg-2","7.2.0-dfsg-3","7.2.2-dfsg-2","7.2.2-dfsg-2ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.2.6-dfsg-4","7.2.8-dfsg-1","7.2.14-dfsg-3","7.2.16-dfsg-1","7.2.18-dfsg-1","7.2.20-dfsg-1","7.2.20-dfsg-2"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.2.2-dfsg-2","7.2.2-dfsg-3","7.2.4-dfsg-1","7.2.4-dfsg-1build1","7.2.4-dfsg-2~build1","7.2.4-dfsg-3","7.2.6-dfsg-3","7.2.6-dfsg-3ubuntu1","7.2.6-dfsg-3.2","7.2.6-dfsg-4"]},{"source":"osv","ecosystem":"openSUSE:Leap 15.3","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.24-lp153.2.6.1"}]}],"bundled":4},{"source":"osv","ecosystem":"openSUSE:Leap 15.3","package":"virtualbox-kmp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.24-lp153.2.6.1"}]}],"bundled":4},{"source":"osv","ecosystem":"openSUSE:Leap 15.2","package":"virtualbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.26-lp152.2.35.1"}]}],"bundled":4},{"source":"osv","ecosystem":"openSUSE:Leap 15.2","package":"virtualbox-kmp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.26-lp152.2.35.1"}]}],"bundled":4}],"products":[{"vendor":"oracle","product":"vm_virtualbox"},{"vendor":"oracle corporation","product":"vm virtualbox"}],"references":[{"url":"https://www.oracle.com/security-alerts/cpujul2021.html","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","report"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-888/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://security.gentoo.org/glsa/202208-36","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-2409"},{"url":"https://github.com/advisories/GHSA-6hm7-mw7v-5vfv"},{"url":"https://advisories.mageia.org/MGASA-2021-0385.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=29279","tags":["report"]},{"url":"https://www.oracle.com/security-alerts/cpujul2021.html#AppendixOVIR","tags":["web"]},{"url":"https://www.virtualbox.org/wiki/Changelog-6.1#v24","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2021-2409","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-2409","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/UQOOU7OS5PW5QXPE2UITMUDKYSU7JH54/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1188045","tags":["report"]},{"url":"https://bugzilla.suse.com/1188105","tags":["report"]},{"url":"https://bugzilla.suse.com/1188535","tags":["report"]},{"url":"https://bugzilla.suse.com/1188536","tags":["report"]},{"url":"https://bugzilla.suse.com/1188537","tags":["report"]},{"url":"https://bugzilla.suse.com/1188538","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2021-2409","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-2442","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-2443","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-2454","tags":["web"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/XVEDYTCL4HZ2BYHJLWW2ON7AOWMAGAVD/","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2021-2409","description":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.24. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).","status":"published","published":"2021-07-20T22:44:22Z","modified":"2024-09-26T13:58:54.187Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:03.671751Z"}],"euvd":[{"id":"EUVD-2021-16868","description":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.24. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).","status":"published","published":"2021-07-20T22:44:22Z","modified":"2024-09-26T13:58:54Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:28:10.432496Z"}],"ghsa":[{"id":"GHSA-6hm7-mw7v-5vfv","title":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The...","description":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.24. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).","status":"published","published":"2022-05-24T19:08:38Z","modified":"2023-01-30T05:00:54Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:46:17.724191Z"}],"nvd":[{"id":"CVE-2021-2409","description":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.24. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).","status":"published","published":"2021-07-21T15:15:52.503Z","modified":"2026-06-17T03:49:27.183Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:56.185362Z"}],"osv":[{"id":"UBUNTU-CVE-2021-2409","description":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.24. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).","status":"published","published":"2021-07-21T15:15:00Z","modified":"2026-10-17T12:57:12.721022298Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:26.779273Z"},{"id":"MGASA-2021-0385","title":"Updated virtualbox packages fix security vulnerability","description":"This update provides the upstream 6.1.24 maintenance release that fixes\nat least the following security vulnerabilities:\n\nAn easily exploitable vulnerability in the Oracle VM VirtualBox (component:\nCore) prior to 6.1.24 allows high privileged attacker with logon to the\ninfrastructure where Oracle VM VirtualBox executes to compromise Oracle VM\nVirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may\nsignificantly impact additional products. Successful attacks of this\nvulnerability can result in takeover of Oracle VM VirtualBox (CVE-2021-2409).\n\nAn easily exploitable vulnerability in the Oracle VM VirtualBox (component:\nCore) prior to 6.1.24 allows high privileged attacker with logon to the\ninfrastructure where Oracle VM VirtualBox executes to compromise Oracle VM\nVirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may\nsignificantly impact additional products. Successful attacks of this\nvulnerability can result in unauthorized ability to cause a hang or\nfrequently repeatable crash (complete DOS) of Oracle VM VirtualBox\n(CVE-2021-2442).\n\nAn easily exploitable vulnerability in the Oracle VM VirtualBox (component:\nCore) prior to 6.1.24 allows high privileged attacker with logon to the\ninfrastructure where Oracle VM VirtualBox executes to compromise Oracle VM\nVirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may\nsignificantly impact additional products. Successful attacks of this\nvulnerability can result in unauthorized ability to cause a hang or\nfrequently repeatable crash (complete DOS) of Oracle VM VirtualBox as well\nas unauthorized update, insert or delete access to some of Oracle VM\nVirtualBox accessible data and unauthorized read access to a subset of\nOracle VM VirtualBox accessible data (CVE-2021-2443).\n\nAn difficult to exploit vulnerability in the Oracle VM VirtualBox (component:\nCore) prior to 6.1.24 allows low privileged attacker with logon to the\ninfrastructure where Oracle VM VirtualBox executes to compromise Oracle VM\nVirtualBox. Successful attacks of this vulnerability can result in takeover\nof Oracle VM VirtualBox (CVE-2021-2454).\n\nFor other upstream fixes in this update, see the referenced changelog.\n","status":"published","published":"2021-07-27T20:21:53Z","modified":"2026-04-16T04:42:34.517371732Z","updated_at":"2026-11-02T15:49:41.849028Z"},{"id":"openSUSE-SU-2021:1092-1","title":"Security update for virtualbox","description":"This update for virtualbox fixes the following issues:\n\nVersion bump to 6.1.24 (released July 20 2021 by Oracle)\n\n  This is a maintenance release. The following items were fixed and/or added:\n\n- Storage: Fixed starting a VM if a device is attached to a VirtIO SCSI port higher than 30 (bug #20213)\n- Storage: Improvement to DVD medium change signaling\n- Serial: Fixed a the guest missing interrupts under certain circumstances (6.0 regression, bug #18668)\n- Audio: Multiple fixes and enhancements\n- Network: Fixed connectivity issue with virtio-net after resuming VM with disconnected link\n- Network: Fixed UDP GSO fragmentation issue with missing 8 bytes of payload at the end of the first fragment\n- API: Fixed VM configuration for recent Windows Server versions\n- Extension Pack: Fixed issues with USB webcam pass-through on Linux\n- Host and guest driver: Fix small memory leak (bug #20280)\n- Linux host and guest: Support kernel version 5.13 (bug #20456)\n- Linux host and guest: Introduce support for SUSE SLES/SLED 15 SP3 kernels (bug #20396)\n- Linux host: Installer will not attempt to build kernel modules if system already has them installed and modules versions match current version\n- Guest Additions: Fixed crash on using shared clipboard (bug #19165)\n- Linux Guest Additions: Introduce support for Ubuntu specific kernels (bug #20325)\n- Solaris guest: Increased default memory and disk sizes\n- EFI: Support network booting with the E1000 network controller emulation\n- EFI: Stability improvements (bug #20090)\n\n- This release fixes boo#1188535, VUL-0: CVE-2021-2454,\n                     boo#1188536, VUL-0: CVE-2021-2409,\n                     boo#1188537, VUL-0: CVE-2021-2442, and\n                     boo#1188538, VUL-0: CVE-2021-2443.\n\n- Add vboximg-mount to packaging. boo#1188045.\n- Fix CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT problem with kernel 5.13 as shown in boo#1188105. \n- Disable the build of kmp vboxvideo, at least temporarily. \n- Correct WantedBy entry in vboxadd-service\n- Require which for /usr/lib/virtualbox/vboxadd-service\n- fix license packaging, small cruft cleanup (avoid owning directories provided by filesystem rpm) ","status":"published","published":"2021-08-04T22:17:47Z","modified":"2026-02-04T04:09:36.829328Z","updated_at":"2026-11-02T16:58:31.879684Z"},{"id":"openSUSE-SU-2021:1114-1","title":"Security update for virtualbox","description":"This update for virtualbox fixes the following issues:\n\nVersion bump to 6.1.26 (released July 28 2021 by Oracle)\n\nThis is a maintenance release. The following items were fixed and/or added:\n\n- VMSVGA: fixed VM screen artifacts after restoring from saved state (bug #20067)\n- Storage: Fixed audio endianness for certain CUE sheet CD/DVD images.\n- VBoxHeadless: Running VM will save its state on host shutdown\n- VBoxManage: Fix OS detection for Ubuntu 20.10 ISO with unattended install\n- Linux Additions: Fixed mouse pointer offsetting issue for VMSVGA graphics adapter in multi-monitor VM setup (6.1.24 regression)\n\nVersion bump to 6.1.24 (released July 20 2021 by Oracle)\n\nThis is a maintenance release. The following items were fixed and/or added:\n\n- Storage: Fixed starting a VM if a device is attached to a VirtIO SCSI port higher than 30 (bug #20213)\n- Storage: Improvement to DVD medium change signaling\n- Serial: Fixed a the guest missing interrupts under certain circumstances (6.0 regression, bug #18668)\n- Audio: Multiple fixes and enhancements\n- Network: Fixed connectivity issue with virtio-net after resuming VM with disconnected link\n- Network: Fixed UDP GSO fragmentation issue with missing 8 bytes of payload at the end of the first fragment\n- API: Fixed VM configuration for recent Windows Server versions\n- Extension Pack: Fixed issues with USB webcam pass-through on Linux\n- Host and guest driver: Fix small memory leak (bug #20280)\n- Linux host and guest: Support kernel version 5.13 (bug #20456)\n- Linux host and guest: Introduce support for SUSE SLES/SLED 15 SP3 kernels (bug #20396)\n- Linux host: Installer will not attempt to build kernel modules if system already has them installed and modules versions match current version\n- Guest Additions: Fixed crash on using shared clipboard (bug #19165)\n- Linux Guest Additions: Introduce support for Ubuntu specific kernels (bug #20325)\n- Solaris guest: Increased default memory and disk sizes\n- EFI: Support network booting with the E1000 network controller emulation\n- EFI: Stability improvements (bug #20090)\n\n- This release fixes boo#1188535, VUL-0: CVE-2021-2454,\n                     boo#1188536, VUL-0: CVE-2021-2409,\n                     boo#1188537, VUL-0: CVE-2021-2442, and\n                     boo#1188538, VUL-0: CVE-2021-2443.\n\n- Add vboximg-mount to packaging. boo#1188045.\n- Fixed CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT problem with kernel 5.13 as shown in boo#1188105. \n- Disable the build of kmp vboxvideo, at least temporarily. \n- Correct WantedBy entry in vboxadd-service\n- Require which for /usr/lib/virtualbox/vboxadd-service\n- fix license packaging, small cruft cleanup (avoid owning directories provided by filesystem rpm) ","status":"published","published":"2021-08-09T22:43:07Z","modified":"2026-02-04T02:37:52.75746Z","updated_at":"2026-11-02T16:58:31.879684Z"}]}}