Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) The advisory has been revoked - it doesn't affect any version of package kernel-headers (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL10-KERNELHEADERS-14440476
- published17 Dec 2025
- disclosed16 Dec 2025
Introduced: 16 Dec 2025
CVE-2025-68313 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-headers package and not the kernel-headers package as distributed by RHEL.
In the Linux kernel, the following vulnerability has been resolved:
x86/CPU/AMD: Add RDSEED fix for Zen5
There's an issue with RDSEED's 16-bit and 32-bit register output variants on Zen5 which return a random value of 0 "at a rate inconsistent with randomness while incorrectly signaling success (CF=1)". Search the web for AMD-SB-7055 for more detail.
Add a fix glue which checks microcode revisions.
[ bp: Add microcode revisions checking, rewrite. ]
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2422831
- https://access.redhat.com/security/cve/CVE-2025-68313
- https://git.kernel.org/stable/c/36ff93e66d0efc46e39fab536a9feec968daa766
- https://git.kernel.org/stable/c/607b9fb2ce248cc5b633c5949e0153838992c152
- https://git.kernel.org/stable/c/e980de2ff109dacb6d9d3a77f01b27c467115ecb