Use-after-free in Linux kernel - CVE-2024-56556

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Main Vulnerability Database Vulnerabilities #VU102041

Use-after-free in Linux kernel - CVE-2024-56556

Published: December 30, 2024 / Updated: May 12, 2025


Vulnerability identifier: #VU102041
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-2024-56556
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 binder_txns_pending_ilocked() and binder_add_freeze_work() functions in drivers/android/binder.c. A local user can escalate privileges on the system.


Affected software

Linux kernel
Google Android

How to mitigate CVE-2024-56556

Install update from vendor's website.

Linux kernel - addressed in versions 6.12.4, 6.13
Google Android - addressed in versions 13 2025-04-05, 14 2025-04-05, 15 2025-04-05

External References

Related Security Bulletins