#VU116511 Use-after-free in Linux kernel - CVE-2023-53560
Published: October 4, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116511
Vulnerability risk: Low
CVSSv4.0: 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/E:U/U:Clear
CVE-ID: CVE-2023-53560
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the event_hist_trigger_func() function in kernel/trace/trace_events_hist.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/1576f0df7b4d1f82db588d6654b89d796fa06929
- https://git.kernel.org/stable/c/4815359056083c555f97a5ee3af86519be5166de
- https://git.kernel.org/stable/c/4a540f63618e525e433b37d2b5522cda08e321d7
- https://git.kernel.org/stable/c/4ffad1528e81c91769d9da1f8436080861c8ec67
- https://git.kernel.org/stable/c/5fd32eb6fa0ac795aa5a64bc004ab68d7b44196a
- https://git.kernel.org/stable/c/6018b585e8c6fa7d85d4b38d9ce49a5b67be7078
- https://git.kernel.org/stable/c/97f54b330c797ed27fba8791baeaa38ace886cbd
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.121