What’s Vulnerable › Vulnerabilities
CVE-2023-0179
- Severity: high (CVSS 7.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.9% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2023-03-27 · updated 2026-06-17
- Weakness: CWE-190
Description
A buffer overflow vulnerability was found in the Netfilter subsystem in the Linux Kernel. This issue could allow the leakage of both stack and heap addresses, and potentially allow Local Privilege Escalation to the root user via arbitrary code execution.
Affected products
- Canonical Ubuntu Linux: 16.04, 18.04, 20.04, 22.04
- Fedoraproject Fedora: 36, 37
- Linux kernel: from 5.5.0 before 5.10.164; from 5.11 before 5.15.89; from 5.16 before 6.1.7 — fixed in 5.10.164, 5.15.89, 6.1.7
- RedHat Codeready Linux Builder: all versions
- Red Hat Enterprise Linux: 9.0
- RedHat Enterprise Linux Eus: 9.0
- RedHat Enterprise Linux For Ibm Z Systems: 9.0
- RedHat Enterprise Linux For Power Little Endian: 9.0
- RedHat Enterprise Linux For Power Little Endian Eus: 9.0
- RedHat Enterprise Linux For Real Time: 9.0
- RedHat Enterprise Linux For Real Time For Nfv: 9.0
- RedHat Enterprise Linux Server: 9.0
- RedHat Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions: 9.0
How to fix
Upgrade to a fixed version: Linux kernel 5.10.164, 5.15.89, 6.1.7. Check the vendor advisory for mitigations.
References
- http://packetstormsecurity.com/files/171601/Kernel-Live-Patch-Security-Notice-LNS-0093-1.html
- https://bugzilla.redhat.com/show_bug.cgi?id=2161713
- https://seclists.org/oss-sec/2023/q1/20
- https://security.netapp.com/advisory/ntap-20230511-0003/
- http://packetstormsecurity.com/files/171601/Kernel-Live-Patch-Security-Notice-LNS-0093-1.html
- https://bugzilla.redhat.com/show_bug.cgi?id=2161713
- https://seclists.org/oss-sec/2023/q1/20
- https://security.netapp.com/advisory/ntap-20230511-0003/
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