🛡️ CVE-2023-42756
🟡 CVSS 4.4 — Medium ⚠️ Exploit Public CWE-362 NVD
4.4
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A flaw was found in the Netfilter subsystem of the Linux kernel. A race condition between IPSET_CMD_ADD and IPSET_CMD_SWAP can lead to a kernel panic due to the invocation of `__ip_set_put` on a wrong `set`. This issue may allow a local user to crash the system.

Details

Severity MEDIUM
CVSS Score 4.4
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE CWE-362
Public Exploit ⚠️ Yes
Source NVD
Published 2023-09-28
Updated 2026-06-08
Modified 2024-11-21

Affected Packages

Software From version Fixed in
debian-linux
enterprise-linux
fedora
linux-kernel

References

Exploit, Issue Tracking, Patch, Third Party Advisory https://bugzilla.redhat.com/show_bug.cgi?id=2239848
Exploit, Mailing List, Patch, Third Party Advisory https://seclists.org/oss-sec/2023/q3/242
Exploit, Issue Tracking, Patch, Third Party Advisory https://bugzilla.redhat.com/show_bug.cgi?id=2239848
Exploit, Mailing List, Patch, Third Party Advisory https://seclists.org/oss-sec/2023/q3/242

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