CVE-2025-71155

Summary

In the Linux kernel, the following vulnerability has been resolved:

KVM: s390: Fix gmap_helper_zap_one_page() again

A few checks were missing in gmap_helper_zap_one_page(), which can lead to memory corruption in the guest under specific circumstances.

Add the missing checks.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux5deafa27d9ae040b75d392f60b12e300b42b4792 < 2af2abbcbf8573100288e8f8aea2dab8a2a0ceb7affected
LinuxLinux5deafa27d9ae040b75d392f60b12e300b42b4792 < 2f393c228cc519ddf19b8c6c05bf15723241aa96affected
LinuxLinux919efcadb63fc3d3a82c3de7194140e0b28903dcaffected
LinuxLinux6.17.4 < 6.18affected
LinuxLinux6.18affected
LinuxLinux0 < 6.18unaffected
LinuxLinux6.18.4 <= 6.18.*unaffected
LinuxLinux6.19 <= *unaffected

Weaknesses

References