CVE-2025-71155 — Out-of-bounds Write in Linux
Severity
7.8HIGHNVD
EPSS
0.0%
top 93.96%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 23
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9
Affected Packages4 packages
▶CVEListV5linux/linux5deafa27d9ae040b75d392f60b12e300b42b4792 — 2af2abbcbf8573100288e8f8aea2dab8a2a0ceb7+3
Patches
🔴Vulnerability Details
2OSV▶
CVE-2025-71155: 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_↗2026-01-23
GHSA▶
GHSA-73rm-3q3v-37g4: 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 gma↗2026-01-23