CVE-2023-54312
In the Linux kernel, the following vulnerability has been resolved: samples/bpf: Fix buffer overflow in tcp_basertt Using sizeof(nv) or strlen(nv)+1 is correct.
Affected versions
Linux kernel versions
4.15
and later are affected. Fixed in
4.19.291,
5.4.251,
5.10.188,
5.15.121,
6.1.39,
6.3.13,
6.4.4,
6.5
and their respective stable series.
References
The following references provide additional information about CVE-2023-54312 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
-
PatchKernel patch commithttps://git.kernel.org/stable/c/56c25f2763a16db4fa1b486e6a21dc246cd992bd
-
PatchKernel patch commithttps://git.kernel.org/stable/c/7c08d1b0d1f75117cf82aeaef49ba9f861b3fb59
-
PatchKernel patch commithttps://git.kernel.org/stable/c/bd3e880dce27d225598730d2bbb3dc05b443af22
Frequently asked questions
-
What is CVE-2023-54312?
CVE-2023-54312 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 4.15 onward and has been patched in 4.19.291, 5.4.251, 5.10.188 and others. CVE-2023-54312 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
-
Is there a patch available for CVE-2023-54312?
Yes — CVE-2023-54312 has been patched. Fixed versions include 4.19.291, 5.4.251, 5.10.188 and others. If you are running Linux kernel 4.15 or later up to the fix versions, apply the relevant patch for your kernel branch.
-
Is CVE-2023-54312 actively exploited?
No — CVE-2023-54312 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.