CVE-2025-68313
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2025
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
x86/CPU/AMD: Add RDSEED fix for Zen5
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. ]
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) |
|---|---|---|---|---|---|
| 3e4147f33f8b647775357bae0248b9a2aeebfcd2 | affected | git | e980de2ff109dacb6d9d3a77f01b27c467115ecb | Unavailable | None listed |
| 3e4147f33f8b647775357bae0248b9a2aeebfcd2 | affected | git | 36ff93e66d0efc46e39fab536a9feec968daa766 | Unavailable | None listed |
| 3e4147f33f8b647775357bae0248b9a2aeebfcd2 | affected | git | 607b9fb2ce248cc5b633c5949e0153838992c152 | Unavailable | None listed |
| 5953e7a89966fc5a42124a08ba33a9c57ba5173c | affected | git | Unavailable | Unavailable | None listed |
| 6.6.156 | affected | semver | 6.7 | 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) |
|---|---|---|---|---|---|
| 6.8 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 6.8 | Unavailable | None listed |
| 6.12.58 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.17.8 | unaffected | semver | Unavailable | 6.17.* | None listed |
| 6.18 | unaffected | original_commit_for_fix | Unavailable | * | None listed |