CVE-2024-40920 is a high-severity use-after-free vulnerability (CWE-416) in the Linux kernel's bridge MST component, specifically within the br_mst_set_state function. This flaw, rated 7.8 CVSS, could allow a local attacker with low privileges to achieve high confidentiality, integrity, and availability impacts. While no public exploits or active exploitation have been observed, and community discussion is minimal, the vulnerability affects a core operating system component.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 6.1.93, < 6.1.95CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 6.6.33, < 6.6.35CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 6.8.12, < 6.9CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 6.9.3, < 6.9.6CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
6.10CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.