CVE-2025-71155

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Source
https://cve.org/CVERecord?id=CVE-2025-71155
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-71155.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-71155
Downstream
Published
2026-01-23T14:25:54Z
Modified
2026-10-20T10:31:08Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
KVM: s390: Fix gmap_helper_zap_one_page() again
Details

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.

Database specific 
{
    "cna_assigner":  "Linux",
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71155.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
5deafa27d9ae040b75d392f60b12e300b42b4792
Fixed
2af2abbcbf8573100288e8f8aea2dab8a2a0ceb7
Fixed
2f393c228cc519ddf19b8c6c05bf15723241aa96
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
6.17.4
Fixed
6.18
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
919efcadb63fc3d3a82c3de7194140e0b28903dc

Affected versions

v6.*
v6.17.10
v6.17.11
v6.17.12
v6.17.13
v6.17.4
v6.17.5
v6.17.6
v6.17.7
v6.17.8
v6.17.9

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-71155.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
6.18.0
Fixed
6.18.4

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-71155.json"