SB2024110566 - Use-after-free in Linux kernel sched
Published: November 5, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024110566
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2024-50127)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the taprio_change() function in net/sched/sch_taprio.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/999612996df28d81f163dad530d7f8026e03aec6
- https://git.kernel.org/stable/c/fe371f084073e8672a2d7d46b335c3c060d1e301
- https://git.kernel.org/stable/c/0d4c0d2844e4eac3aed647f948fd7e60eea56a61
- https://git.kernel.org/stable/c/2240f9376f20f8b6463232b4ca7292569217237f
- https://git.kernel.org/stable/c/f504465970aebb2467da548f7c1efbbf36d0f44b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.229
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.170
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.285
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.115
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.59