{"id":"CVE-2023-3567","details":"A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.","modified":"2026-03-15T22:44:40.344817Z","published":"2023-07-24T16:15:12.990Z","related":["ALSA-2024:2394","SUSE-SU-2023:3302-1","SUSE-SU-2023:3309-1","SUSE-SU-2023:3311-1","SUSE-SU-2023:3313-1","SUSE-SU-2023:3318-1","SUSE-SU-2023:3324-1","SUSE-SU-2023:3329-1","SUSE-SU-2023:3333-1","SUSE-SU-2023:3349-1","SUSE-SU-2023:3376-1","SUSE-SU-2023:3377-1","SUSE-SU-2023:3390-1","SUSE-SU-2023:3391-1","SUSE-SU-2023:3392-1","SUSE-SU-2023:3421-1","SUSE-SU-2023:3566-1","SUSE-SU-2023:3571-1","SUSE-SU-2023:3572-1","SUSE-SU-2023:3576-1","SUSE-SU-2023:3582-1","SUSE-SU-2023:3585-1","SUSE-SU-2023:3592-1","SUSE-SU-2023:3594-1","SUSE-SU-2023:3595-1","SUSE-SU-2023:3596-1","SUSE-SU-2023:3598-1","SUSE-SU-2023:3603-1","SUSE-SU-2023:3607-1","SUSE-SU-2023:3612-1","SUSE-SU-2023:3620-1","SUSE-SU-2023:3621-1","SUSE-SU-2023:3622-1","SUSE-SU-2023:3623-1","SUSE-SU-2023:3627-1","SUSE-SU-2023:3628-1","SUSE-SU-2023:3629-1","SUSE-SU-2023:3630-1","SUSE-SU-2023:3631-1","SUSE-SU-2023:3632-1","SUSE-SU-2023:3644-1","SUSE-SU-2023:3671-1","SUSE-SU-2025:02099-1","SUSE-SU-2025:1176-1","SUSE-SU-2025:1183-1","SUSE-SU-2025:1194-1","SUSE-SU-2025:1195-1","SUSE-SU-2025:1241-1","SUSE-SU-2025:1263-1","SUSE-SU-2025:1293-1"],"references":[{"type":"WEB","url":"http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html"},{"type":"WEB","url":"http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:0432"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:0439"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:0448"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:0575"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:2394"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:3138"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:0412"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:0431"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:2950"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2023-3567"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2221463"},{"type":"FIX","url":"https://www.spinics.net/lists/stable-commits/msg285184.html"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"6.2.0"}]},{"events":[{"introduced":"0"},{"last_affected":"6.2.0-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"6.2.0-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"6.2.0-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"6.2.0-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"6.2.0-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"6.2.0-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"last_affected":"20.04"}]},{"events":[{"introduced":"0"},{"last_affected":"22.04"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-3567.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"}]}