Is CVE-2025-71155 in the CISA KEV catalog?

No. CVE-2025-71155 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-71155?

CVE-2025-71155 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2025-71155?

CVE-2025-71155 has an EPSS score of 0.11% (2th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-71155?

Upgrade linux on debian unstable to 6.18.5-1 or later. Fixes are available for 71 affected products.

CVE & CISA-KEV Catalog

CVE-2025-71155

HIGH

7.8

CVSS v3

NVD

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.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

linuxDebian

Fixed in:6.18.5-1CVE-2025-71155

linuxUbuntu

Fixed in:6.17.0-29.29USN-8277-1

linux-awsUbuntu

Fixed in:6.17.0-1015.15USN-8277-1

linux-aws-6.17Ubuntu

Fixed in:6.17.0-1017.17~24.04.1USN-8374-1

linux-azureUbuntu

Fixed in:6.17.0-1015.15USN-8310-1

linux-azure-6.17Ubuntu

Fixed in:6.17.0-1015.15~24.04.1USN-8310-1

linux-gcpUbuntu

Fixed in:6.17.0-1018.19USN-8374-1

linux-gcp-6.17Ubuntu

Fixed in:6.17.0-1018.19~24.04.1USN-8374-1

linux-hwe-6.17Ubuntu

Fixed in:6.17.0-29.29~24.04.1USN-8277-1

linux-image-6.17.0-1013-realtimeUbuntu

Fixed in:6.17.0-1013.15~24.04.1USN-8277-1

Fixed in:6.17.0-1013.15USN-8277-1

linux-image-6.17.0-1014-oracleUbuntu

Fixed in:6.17.0-1014.14~24.04.1USN-8277-2

Fixed in:6.17.0-1014.14USN-8277-1

linux-image-6.17.0-1014-oracle-64kUbuntu

Fixed in:6.17.0-1014.14~24.04.1USN-8277-2

Fixed in:6.17.0-1014.14USN-8277-1

linux-image-6.17.0-1015-awsUbuntu

Fixed in:6.17.0-1015.15USN-8277-1

linux-image-6.17.0-1015-aws-64kUbuntu

Fixed in:6.17.0-1015.15USN-8277-1

linux-image-6.17.0-1015-azureUbuntu

Fixed in:6.17.0-1015.15~24.04.1USN-8310-1

Fixed in:6.17.0-1015.15USN-8310-1

linux-image-6.17.0-1017-awsUbuntu

Fixed in:6.17.0-1017.17~24.04.1USN-8374-1

linux-image-6.17.0-1017-aws-64kUbuntu

Fixed in:6.17.0-1017.17~24.04.1USN-8374-1

linux-image-6.17.0-1017-raspiUbuntu

Fixed in:6.17.0-1017.17USN-8277-1

linux-image-6.17.0-1018-gcpUbuntu

Fixed in:6.17.0-1018.19~24.04.1USN-8374-1

Fixed in:6.17.0-1018.19USN-8374-1

linux-image-6.17.0-1018-gcp-64kUbuntu

Fixed in:6.17.0-1018.19~24.04.1USN-8374-1

Fixed in:6.17.0-1018.19USN-8374-1

linux-image-6.17.0-1023-oemUbuntu

Fixed in:6.17.0-1023.23USN-8277-1

linux-image-6.17.0-1026-nvidiaUbuntu

Fixed in:6.17.0-1026.26USN-8508-1

linux-image-6.17.0-1026-nvidia-64kUbuntu

Fixed in:6.17.0-1026.26USN-8508-1

linux-image-6.17.0-29-genericUbuntu

Fixed in:6.17.0-29.29~24.04.1USN-8277-1

Fixed in:6.17.0-29.29USN-8277-1

linux-image-6.17.0-29-generic-64kUbuntu

Fixed in:6.17.0-29.29~24.04.1USN-8277-1

Fixed in:6.17.0-29.29USN-8277-1

linux-image-awsUbuntu

Fixed in:6.17.0-1017.17~24.04.1USN-8374-1

Fixed in:6.17.0-1015.15USN-8277-1

linux-image-aws-6.17Ubuntu

Fixed in:6.17.0-1017.17~24.04.1USN-8374-1

Fixed in:6.17.0-1015.15USN-8277-1

linux-image-aws-64kUbuntu

Fixed in:6.17.0-1017.17~24.04.1USN-8374-1

Fixed in:6.17.0-1015.15USN-8277-1

linux-image-aws-64k-6.17Ubuntu

Fixed in:6.17.0-1017.17~24.04.1USN-8374-1

Fixed in:6.17.0-1015.15USN-8277-1

linux-image-azureUbuntu

Fixed in:6.17.0-1015.15~24.04.1USN-8310-1

Fixed in:6.17.0-1015.15USN-8310-1

linux-image-azure-6.17Ubuntu

Fixed in:6.17.0-1015.15~24.04.1USN-8310-1

Fixed in:6.17.0-1015.15USN-8310-1

linux-image-gcpUbuntu

Fixed in:6.17.0-1018.19~24.04.1USN-8374-1

Fixed in:6.17.0-1018.19USN-8374-1

linux-image-gcp-6.17Ubuntu

Fixed in:6.17.0-1018.19~24.04.1USN-8374-1

Fixed in:6.17.0-1018.19USN-8374-1

linux-image-gcp-64kUbuntu

Fixed in:6.17.0-1018.19~24.04.1USN-8374-1

Fixed in:6.17.0-1018.19USN-8374-1

linux-image-gcp-64k-6.17Ubuntu

Fixed in:6.17.0-1018.19~24.04.1USN-8374-1

Fixed in:6.17.0-1018.19USN-8374-1

linux-image-genericUbuntu

Fixed in:6.17.0-29.29USN-8277-1

linux-image-generic-6.17Ubuntu

Fixed in:6.17.0-29.29~24.04.1USN-8277-1

Fixed in:6.17.0-29.29USN-8277-1

linux-image-generic-64kUbuntu

Fixed in:6.17.0-29.29USN-8277-1

linux-image-generic-64k-6.17Ubuntu

Fixed in:6.17.0-29.29~24.04.1USN-8277-1

Fixed in:6.17.0-29.29USN-8277-1

linux-image-generic-64k-hwe-24.04Ubuntu

Fixed in:6.17.0-29.29~24.04.1USN-8277-1

linux-image-generic-hwe-24.04Ubuntu

Fixed in:6.17.0-29.29~24.04.1USN-8277-1

linux-image-nvidia-6.17Ubuntu

Fixed in:6.17.0-1026.26USN-8508-1

linux-image-nvidia-64k-6.17Ubuntu

Fixed in:6.17.0-1026.26USN-8508-1

linux-image-nvidia-64k-hwe-24.04Ubuntu

Fixed in:6.17.0-1026.26USN-8508-1

linux-image-nvidia-hwe-24.04Ubuntu

Fixed in:6.17.0-1026.26USN-8508-1

linux-image-oem-24.04Ubuntu

Fixed in:6.17.0-1023.23USN-8277-1

linux-image-oem-24.04aUbuntu

Fixed in:6.17.0-1023.23USN-8277-1

linux-image-oem-24.04bUbuntu

Fixed in:6.17.0-1023.23USN-8277-1

linux-image-oem-24.04cUbuntu

Fixed in:6.17.0-1023.23USN-8277-1

linux-image-oem-24.04dUbuntu

Fixed in:6.17.0-1023.23USN-8277-1

linux-image-oem-6.17Ubuntu

Fixed in:6.17.0-1023.23USN-8277-1

linux-image-oracleUbuntu

Fixed in:6.17.0-1014.14~24.04.1USN-8277-2

Fixed in:6.17.0-1014.14USN-8277-1

linux-image-oracle-6.17Ubuntu

Fixed in:6.17.0-1014.14~24.04.1USN-8277-2

Fixed in:6.17.0-1014.14USN-8277-1

linux-image-oracle-64kUbuntu

Fixed in:6.17.0-1014.14~24.04.1USN-8277-2

Fixed in:6.17.0-1014.14USN-8277-1

linux-image-oracle-64k-6.17Ubuntu

Fixed in:6.17.0-1014.14~24.04.1USN-8277-2

Fixed in:6.17.0-1014.14USN-8277-1

linux-image-raspiUbuntu

Fixed in:6.17.0-1017.17USN-8277-1

linux-image-raspi-6.17Ubuntu

Fixed in:6.17.0-1017.17USN-8277-1

linux-image-realtimeUbuntu

Fixed in:6.17.0-1013.15USN-8277-1

linux-image-realtime-6.17Ubuntu

Fixed in:6.17.0-1013.15~24.04.1USN-8277-1

Fixed in:6.17.0-1013.15USN-8277-1

linux-image-realtime-hwe-24.04Ubuntu

Fixed in:6.17.0-1013.15~24.04.1USN-8277-1

Fixed in:6.17.0-1013.15USN-8277-1

linux-image-realtime-hwe-24.04-edgeUbuntu

Fixed in:6.17.0-1013.15USN-8277-1

linux-image-virtualUbuntu

Fixed in:6.17.0-29.29USN-8277-1

linux-image-virtual-6.17Ubuntu

Fixed in:6.17.0-29.29~24.04.1USN-8277-1

Fixed in:6.17.0-29.29USN-8277-1

linux-image-virtual-hwe-24.04Ubuntu

Fixed in:6.17.0-29.29~24.04.1USN-8277-1

linux-nvidia-6.17Ubuntu

Fixed in:6.17.0-1026.26USN-8508-1

linux-oem-6.17Ubuntu

Fixed in:6.17.0-1023.23USN-8277-1

linux-oracleUbuntu

Fixed in:6.17.0-1014.14USN-8277-1

linux-oracle-6.17Ubuntu

Fixed in:6.17.0-1014.14~24.04.1USN-8277-2

linux-raspiUbuntu

Fixed in:6.17.0-1017.17USN-8277-1

linux-realtimeUbuntu

Fixed in:6.17.0-1013.15USN-8277-1

linux-realtime-6.17Ubuntu

Fixed in:6.17.0-1013.15~24.04.1USN-8277-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.11%probability of exploitation in 30 days

2ndpercentile

Low risk: more likely to be exploited than 2% of all known CVEs.

References

Patch2

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-02-26.