CVE-2026-72291

CriticalCVSS 9.3

Published: 15/08/2026(UTC)Updated: 17/08/2026(UTC)Translated: 15/08/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.19%

9th percentile - higher than 9% of all known CVEs

Summary

In the Linux kernel for KVM on s390, try_get_locked_pte() had an unlikely race that could occur if puds or pmds were unmapped between p?dp_get() and p?d_offset(). The fix eliminates this race.

Risk Assessment

The race could lead to incorrect memory access or crashes, potentially affecting KVM stability on s390.

Recommendation

Install the updated Linux kernel with this fix to eliminate the race risk.

Original NVD description (English source)

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix unlikely race in try_get_locked_pte() Fix an unlikely race in try_get_locked_pte(), which could have happened if puds or pmds get unmapped between the p?dp_get() and p?d_offset() functions.