CVE-2023-54189
Published Dec 30, 2025
Modified Apr 15, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: pstore/ram: Add check for kstrdup Add check for the return value of kstrdup() and return the error if it fails in order to avoid NULL pointer dereference.
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References
Other References
https://git.kernel.org/stable/c/065c81ae5817b245bb9feb6d54e027702740b49a
https://git.kernel.org/stable/c/2a764a2facd9dd88a69777200f65dfd0182765dc
https://git.kernel.org/stable/c/38a9d7dac3ad25323145b4aaea3b5f434f50011d
https://git.kernel.org/stable/c/8430a8e8e85420d4cb51dcb08b0278ab194ea82f
https://git.kernel.org/stable/c/a14cb307267ba7a1715403e071bdc4deda77eef5
https://git.kernel.org/stable/c/d97038d5ec2062733c1e016caf9baaf68cf64ea1
https://git.kernel.org/stable/c/f57ba91a46d3fc52bfdac9cca5cf5572ec7afd6d
Frequently Asked Questions
What is CVE-2023-54189? +
In the Linux kernel, the following vulnerability has been resolved:
pstore/ram: Add check for kstrdup
Add check for the return value of kstrdup() and return the error
if it fails in order to avoid NULL pointer dereference.
How do I check if I'm vulnerable to CVE-2023-54189? +
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.