Use-after-free in Linux kernel - CVE-2023-53003
Published: March 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU106165
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-53003
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
Linux kernel
How to mitigate CVE-2023-53003
Install update from vendor's website.
Linux kernel - update to 5.15.91
External 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