CVE-2023-54312
Published Dec 30, 2025
Modified Apr 15, 2026
Description
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.
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References
Other References
https://git.kernel.org/stable/c/56c25f2763a16db4fa1b486e6a21dc246cd992bd
https://git.kernel.org/stable/c/7c08d1b0d1f75117cf82aeaef49ba9f861b3fb59
https://git.kernel.org/stable/c/bd3e880dce27d225598730d2bbb3dc05b443af22
https://git.kernel.org/stable/c/cf7514fedc25675e68b74941df28a883951e70fd
https://git.kernel.org/stable/c/dfc004688518d24159606289c74d0c4e123e6436
https://git.kernel.org/stable/c/e92f61e0701ea780e57e1be8dbd1fbec5f42c09e
https://git.kernel.org/stable/c/f394d204d64095d72ad9f03ff98f3f3743bf743a
https://git.kernel.org/stable/c/f4dea9689c5fea3d07170c2cb0703e216f1a0922
Frequently Asked Questions
What is 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.
How do I check if I'm vulnerable to CVE-2023-54312? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.