CVE-2023-4133

A use-after-free vulnerability was found in the cxgb4 driver in the Linux kernel. The bug occurs when the cxgb4 device is detaching due to a possible rearming of the flower_stats_timer from the work queue. This flaw allows a local user to crash the system, causing a denial of service condition.

Score

CVSS 3.1 5.5 Medium

Status

Modified - secalert@redhat.com

Published

2023-08-03

Last modified

2025-11-06

Weaknesses

CWE-416

Affected products

• Fedora (Fedoraproject)
• Linux Kernel (Linux)
• Enterprise Linux (Redhat)

References

• https://access.redhat.com/errata/RHSA-2024:2394
• https://access.redhat.com/errata/RHSA-2024:2950
• https://access.redhat.com/errata/RHSA-2024:3138
• https://access.redhat.com/security/cve/CVE-2023-4133
• https://bugzilla.redhat.com/show_bug.cgi?id=2221702