CVE-2022-50258 is a stack-out-of-bounds read vulnerability in the Linux kernel's brcmfmac Wi-Fi driver. Specifically, it occurs when a non-null-terminated buffer, containing a firmware version string, is passed to strsep() in brcmf_c_preinit_dcmds(). This flaw affects Linux kernel versions and could lead to system instability or arbitrary code execution. Rated with a CVSS score of 7.8 (High), this vulnerability has a local attack vector and low attack complexity, allowing a local attacker to achieve high confidentiality, integrity, and availability impacts. The vulnerability is categorized as CWE-787 (Out-of-bounds Write). There is currently no evidence of active exploitation, and no public exploit code is available in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage for this CVE are minimal, indicating a low level of public attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.14.308CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.15, < 4.19.276CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.20, < 5.4.235CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.5, < 5.10.173CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.11, < 5.15.99CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
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.