GHSA-9grw-fpvr-3468MediumCVSS 5.5
In the Linux kernel, the following vulnerability has been resolved: x86/CPU: Fix FPDSS on Zen1 ...
🔗 CVE IDs covered (1)
📋 Description
In the Linux kernel, the following vulnerability has been resolved:
x86/CPU: Fix FPDSS on Zen1
Zen1's hardware divider can leave, under certain circumstances, partial results from previous operations. Those results can be leaked by another, attacker thread.
Fix that with a chicken bit.
🔗 References (13)
- https://nvd.nist.gov/vuln/detail/CVE-2026-31628
- https://git.kernel.org/stable/c/0548529af20e68c6552817834b766646dd3bd7a7
- https://git.kernel.org/stable/c/1272cfedf4cd1019ddf583917a99b62f2d3645bb
- https://git.kernel.org/stable/c/546785c719418c6166834a47e372a88f5f7ae893
- https://git.kernel.org/stable/c/91f02726b2203b71545713ecb7fb006e60a2d66f
- https://git.kernel.org/stable/c/ad17f07e95e6e8505e2153e5b391f0d27eacce25
- https://git.kernel.org/stable/c/b731aca06387b195058a9f6449a03b62efa1bd10
- https://git.kernel.org/stable/c/e6af5286efe5a56128b34032572c9ce9ebeccda3
- https://git.kernel.org/stable/c/ed7a3a246309ccc807238f1b4f159ee6d37ff9c4
- https://git.kernel.org/stable/c/e55d98e7756135f32150b9b8f75d580d0d4b2dd3
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://github.com/advisories/GHSA-9grw-fpvr-3468