#VU108239 Use-after-free in Linux kernel - CVE-2025-37753
Published: May 2, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108239
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-2025-37753
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 cpumsf_pmu_event_init() function in arch/s390/kernel/perf_cpum_sf.c, within the cpumf_pmu_event_type() and cfdiag_event_init() functions in arch/s390/kernel/perf_cpum_cf.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/3a3faf873db5dcd5d2622d8e2accb90af0a86c2d
- https://git.kernel.org/stable/c/aa1ac98268cd1f380c713f07e39b1fa1d5c7650c
- https://git.kernel.org/stable/c/bdbecb2bf531fadbbc9347a79009f7a58ea7eb03
- https://git.kernel.org/stable/c/ddf60c1491102dab04491481bc3376d3e9cd139d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.3