CVE-2026-46012
Published May 27, 2026
Modified May 27, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix memory leaks in rxkad_verify_response() Fix rxkad_verify_response() to free the ticket and the server key under all circumstances by initialising the ticket pointer to NULL and then making all paths through the function after the first allocation has been done go through a single common epilogue that just releases everything - where all the releases skip on a NULL pointer.
References
Other References
https://git.kernel.org/stable/c/34f61a07e0cdefaecd3ec03bb5fb22215643678f
https://git.kernel.org/stable/c/852b9d64cea421336579b2de3d1338dfa677e2dd
https://git.kernel.org/stable/c/861b9a0a1823bf064a7b810d29502a9ef043f40f
https://git.kernel.org/stable/c/c4b8f32e73eafd4a5076be890c7c8506ec04567c
https://git.kernel.org/stable/c/c91f33fb8356dedc82bc56ce210f1a5dbee62a52
Frequently Asked Questions
What is CVE-2026-46012? +
In the Linux kernel, the following vulnerability has been resolved:
rxrpc: Fix memory leaks in rxkad_verify_response()
Fix rxkad_verify_response() to free the ticket and the server key under all
circumstances by initialising the ticket pointer to NULL and then making
all paths through the function after the first allocation has been done go
through a single common epilogue that just releases everything - where all
the releases skip on a NULL pointer.
How do I check if I'm vulnerable to CVE-2026-46012? +
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.