SB20250327103 - Use-after-free in Linux kernel edac driver
Published: March 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250327103
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-2023-53003)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the dump_syn_reg(), llcc_ecc_irq_handler() and qcom_llcc_edac_probe() functions in drivers/edac/qcom_edac.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/66e10d5f399629ef7877304d9ba2b35d0474e7eb
- https://git.kernel.org/stable/c/6f0351d0c311951b8b3064db91e61841e85b2b96
- https://git.kernel.org/stable/c/76d9ebb7f0bc10fbc78b6d576751552edf743968
- https://git.kernel.org/stable/c/977c6ba624f24ae20cf0faee871257a39348d4a9
- https://git.kernel.org/stable/c/bff5243bd32661cf9ce66f6d9210fc8f89bda145
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.91