CVE-2026-46328
In the Linux kernel, the following vulnerability has been resolved: apparmor: fix rlimit for posix cpu timers Posix cpu timers requires an additional step beyond setting the rlimit. Refactor the code so its clear when what code is setting the limit and conditionally update the posix cpu timers when appropriate.
Affected versions
Linux kernel versions
4.10
and later are affected. Fixed in
5.10.252,
5.15.202,
6.1.165,
6.6.128,
6.12.75,
6.18.14,
6.19.4,
7.0
and their respective stable series.
References
8 totalFrequently asked questions
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What is CVE-2026-46328?
CVE-2026-46328 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 4.10 onward and has been patched in 5.10.252, 5.15.202, 6.1.165 and others. CVE-2026-46328 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2026-46328?
Yes — CVE-2026-46328 has been patched. Fixed versions include 5.10.252, 5.15.202, 6.1.165 and others. If you are running Linux kernel 4.10 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2026-46328 actively exploited?
No — CVE-2026-46328 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.