Use-after-free in Linux kernel - CVE-2024-47711
Published: October 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU98896
CSH Severity: Low
CVSS v4.0: 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-2024-47711
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability 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 TEST_F() function in tools/testing/selftests/net/af_unix/msg_oob.c, within the manage_oob() and unix_ioctl() functions in net/unix/af_unix.c. A local user can escalate privileges on the system.
How to mitigate CVE-2024-47711
Install update from vendor's website.