Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 6.3 |
| Redhat | Enterprise Linux | 8.0 |
| Fedoraproject | Fedora | - |
Related Weaknesses (CWE)
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-2023-4133Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2221702Issue Tracking
- 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-2023-4133Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2221702Issue Tracking
FAQ
What is CVE-2023-4133?
CVE-2023-4133 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 q...
How severe is CVE-2023-4133?
CVE-2023-4133 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-4133?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Redhat Enterprise Linux, Fedoraproject Fedora.