| Name | CVE-2023-20588 |
| Description |
A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality.
|
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-5480-1, DSA-5492-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | buster | 4.19.249-2 | vulnerable |
| buster (security) | 4.19.289-2 | vulnerable |
| bullseye | 5.10.178-3 | vulnerable |
| bullseye (security) | 5.10.191-1 | fixed |
| bookworm | 6.1.38-1 | vulnerable |
| bookworm (security) | 6.1.52-1 | fixed |
| sid, trixie | 6.5.3-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7007.html
https://git.kernel.org/linus/77245f1c3c6495521f6a3af082696ee2f8ce3921