CVE-2024-56554
kernel: binder: fix freeze UAF in binder_release_work()
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 27, 2024
Updated · September 12, 2026
Description
A flaw was found in the Linux kernel's binder component. A local attacker with low privileges could exploit a use-after-free vulnerability by triggering an improper cleanup of binder references. This issue occurs when a binder reference is freed while its associated freeze work is still queued, leading to memory corruption. Successful exploitation could result in privilege escalation or a denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-416 · Use After Free