SB2024081950 - Use-after-free in Linux kernel pci driver
Published: August 19, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024081950
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-2024-42302)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the pci_bus_max_d3cold_delay() and pci_bridge_wait_for_secondary_bus() functions in drivers/pci/pci.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/f63df70b439bb8331358a306541893bf415bf1da
- https://git.kernel.org/stable/c/2cc8973bdc4d6c928ebe38b88090a2cdfe81f42f
- https://git.kernel.org/stable/c/b16f3ea1db47a6766a9f1169244cf1fc287a7c62
- https://git.kernel.org/stable/c/11a1f4bc47362700fcbde717292158873fb847ed
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.224
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.165
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.103
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.44