CVE-2022-42720

תיאור (מקור, אנגלית)

Various refcounting bugs in the multi-BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers (able to inject WLAN frames) to trigger use-after-free conditions to potentially execute code.

מדדים

CVSS 3.1

7.8 (HIGH) מקור הציון: NVD CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — סבירות ניצול

1% (אחוזון 100) נכון ל-19/10/2026

CWE

CWE-416

מוצרים מושפעים

linux: linux kernel; fedoraproject: fedora; debian: debian linux

קישורים

• https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?‮… Mailing ListPatchVendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?‮… Mailing ListPatchVendor Advisory
• https://bugzilla.suse.com/show_bug.cgi?id=1204059 Issue TrackingPatchThird Party Advisory
• https://bugzilla.suse.com/show_bug.cgi?id=1204059 Issue TrackingPatchThird Party Advisory
• http://www.openwall.com/lists/oss-security/2022/10/13/5 ExploitMailing ListThird Party Advisory
• http://www.openwall.com/lists/oss-security/2022/10/13/5 ExploitMailing ListThird Party Advisory
• http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-‮… Third Party AdvisoryVDB Entry
• https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html Mailing ListThird Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorap‮…
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorap‮…