CVE-2026-31628
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
x86/CPU: Fix FPDSS on Zen1
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 | affected | git | ed7a3a246309ccc807238f1b4f159ee6d37ff9c4 | Unavailable | None listed |
| f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 | affected | git | 0548529af20e68c6552817834b766646dd3bd7a7 | Unavailable | None listed |
| f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 | affected | git | 1272cfedf4cd1019ddf583917a99b62f2d3645bb | Unavailable | None listed |
| f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 | affected | git | 91f02726b2203b71545713ecb7fb006e60a2d66f | Unavailable | None listed |
| f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 | affected | git | b731aca06387b195058a9f6449a03b62efa1bd10 | Unavailable | None listed |
| f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 | affected | git | ad17f07e95e6e8505e2153e5b391f0d27eacce25 | Unavailable | None listed |
| f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 | affected | git | e6af5286efe5a56128b34032572c9ce9ebeccda3 | Unavailable | None listed |
| f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 | affected | git | 546785c719418c6166834a47e372a88f5f7ae893 | Unavailable | None listed |
| f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 | affected | git | e55d98e7756135f32150b9b8f75d580d0d4b2dd3 | Unavailable | None listed |
| 5abd1583e06b3963e5c9d915760367de86808b78 | affected | git | Unavailable | Unavailable | None listed |
| 4ba461d426490b6ed7e8298c4d3b7a13aa5d2686 | affected | git | Unavailable | Unavailable | None listed |
| 5a63725cd18fcee2af6ec46ccb856b64ad3077b4 | affected | git | Unavailable | Unavailable | None listed |
| 3.16.58 | affected | semver | 3.17 | Unavailable | None listed |
| 4.4.144 | affected | semver | 4.5 | Unavailable | None listed |
| 4.9.102 | affected | semver | 4.10 | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 4.14 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 4.14 | Unavailable | None listed |
| 5.10.253 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.203 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.169 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.135 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.82 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.18.23 | unaffected | semver | Unavailable | 6.18.* | None listed |
| 6.19.13 | unaffected | semver | Unavailable | 6.19.* | None listed |
| 7.0.1 | unaffected | semver | Unavailable | 7.0.* | None listed |
| 7.1 | unaffected | original_commit_for_fix | Unavailable | * | None listed |