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CVE-2025-68195

HIGHCVSS 7.1/10EPSS 0.16%

Last modified

CVE-2025-68195 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Add missing terminator for zen5_rdseed_microcode Running x86_match_min_microcode_rev() on a Zen5 CPU trips up KASAN for an out of bounds access.. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Add missing terminator for zen5_rdseed_microcode Running x86_match_min_microcode_rev() on a Zen5 CPU trips up KASAN for an out of bounds access.

Metrics

CVSS 3.1
7.1/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

EPSS Probability
0.16%

5.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 36ff93e66d0efc46e39fab536a9feec968daa766, < 4c6b56a76478bd1ab609827c571905386c11d308; >= 607b9fb2ce248cc5b633c5949e0153838992c152, < f1fdffe0afea02ba783acfe815b6a60e7180df40; e980de2ff109dacb6d9d3a77f01b27c467115ecb; >= 6.12.58, < 6.13

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-68195?
In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Add missing terminator for zen5_rdseed_microcode Running x86_match_min_microcode_rev() on a Zen5 CPU trips up KASAN for an out of bounds access.
How severe is CVE-2025-68195?
CVE-2025-68195 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.
How do I fix CVE-2025-68195?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST