CVE-2023-42756

medium

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.

References

https://seclists.org/oss-sec/2023/q3/242

https://bugzilla.redhat.com/show_bug.cgi?id=2239848

https://access.redhat.com/security/cve/CVE-2023-42756

https://access.redhat.com/errata/RHSA-2024:2394

Details

Source: Mitre, NVD

Published: 2023-09-28

Updated: 2024-09-16

Risk Information

CVSS v2

Base Score: 3.8

Vector: CVSS2#AV:L/AC:H/Au:S/C:N/I:N/A:C

Severity: Low

CVSS v3

Base Score: 4.7

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium