Is CVE-2022-27239 being actively exploited?

CVE-2022-27239 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2022-27239?

CVE-2022-27239 has a CVSS 3.1 base score of 7.8 (HIGH).

CVE-2022-27239

HIGH · CVSS 7.8EPSS 0.6%EU EUVD

In cifs-utils through 6.14, a stack-based buffer overflow when parsing the mount.cifs ip= command-line argument could lead to local attackers gaining root privileges.

Key facts

CVSS score: 7.8 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-787
EPSS score: 0.6% (46th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2022-31748)
Published: April 27, 2022
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2022-31748 in the EU Vulnerability Database. Last updated in EUVD on August 3, 2024.

View on the EU Vulnerability Database

Affected products

debian / debian linux
debian / debian linux
debian / debian linux
fedoraproject / fedora
fedoraproject / fedora
fedoraproject / fedora
hp / helion openstack
samba / cifs-utils
suse / caas platform
suse / enterprise storage
suse / enterprise storage
suse / linux enterprise desktop
suse / linux enterprise desktop
suse / linux enterprise high performance computing
suse / linux enterprise high performance computing
suse / linux enterprise high performance computing
suse / linux enterprise high performance computing
suse / linux enterprise high performance computing
suse / linux enterprise high performance computing
suse / linux enterprise high performance computing
suse / linux enterprise high performance computing
suse / linux enterprise micro
suse / linux enterprise micro
suse / linux enterprise point of service
suse / linux enterprise real time
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise software development kit
suse / linux enterprise storage
suse / manager proxy
suse / manager proxy
suse / manager proxy

and 10 more…

Certified products that may be affected

8 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

SUSE Linux Enterprise Server 15, SP4 - SUSE Software Solutions Germany GmbH - Common Criteria BSI-DSZ-CC-1248-2026 - active
SUSE Linux Enterprise Server, Version 15 SP4 - SUSE LLC - Common Criteria BSI-DSZ-CC-1231-2026 - active
SUSE Linux Enterprise Server 15 SP4 - SUSE LLC - Common Criteria BSI-DSZ-CC-1213-2023 - active
SUSE Linux Enterprise Server Version 15 SP2 - SUSE LLC - Common Criteria BSI-DSZ-CC-1168-2021 - active
SUSE Linux Enterprise Server 15 SP2 - SUSE Linux Products Gmbh - Common Criteria BSI-DSZ-CC-1151-2021 - archived

See all 8 in the Security Certifications Explorer.

References

http://wiki.robotz.com/index.php/Linux_CIFS_Utils_and_Samba(Third Party Advisory)
https://bugzilla.samba.org/show_bug.cgi?id=15025(Issue Tracking, Permissions Required, Vendor Advisory)
https://bugzilla.suse.com/show_bug.cgi?id=1197216(Issue Tracking, Patch, Third Party Advisory)
https://github.com/piastry/cifs-utils/pull/7(Issue Tracking, Patch, Third Party Advisory)
https://github.com/piastry/cifs-utils/pull/7/commits/955fb147e97a6a74e1aaa65766de91e2c1479765(Patch, Third Party Advisory)
https://lists.debian.org/debian-lts-announce/2022/05/msg00020.html(Mailing List, Third Party Advisory)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5WBOLMANBYJILXQKRRK7OCR774PXJAYY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HXKZLJYJJEC3TIBFLXUORRMZUKG5W676/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QIYZ4L6SLSYJQ446VJAO2VGAESURQNSP/
https://security.gentoo.org/glsa/202311-05
https://www.debian.org/security/2022/dsa-5157(Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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