CVE-2023-4133
Last modified
CVE-2023-4133 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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. EPSS estimates a 0.22% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 6.3 |
| Redhat | Enterprise Linux | 8.0 |
| Redhat | Enterprise Linux | 9.0 |
| Fedoraproject | Fedora | All versions |
References
- https://access.redhat.com/security/cve/CVE-2023-4133Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2221702Issue Tracking
- https://access.redhat.com/security/cve/CVE-2023-4133Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2221702Issue Tracking
Timeline
- Published
- Last Modified
- Status
- Modified
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