Use-after-free in Linux kernel - CVE-2024-27396
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90168
CSH Severity: 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-2024-27396
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 gtp_dellink() function in drivers/net/gtp.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/07b20d0a3dc13fb1adff10b60021a4924498da58
- https://git.kernel.org/stable/c/718df1bc226c383dd803397d7f5d95557eb81ac7
- https://git.kernel.org/stable/c/0caff3e6390f840666b8dc1ecebf985c2ef3f1dd
- https://git.kernel.org/stable/c/2e74b3fd6bf542349758f283676dff3660327c07
- https://git.kernel.org/stable/c/25a1c2d4b1fcf938356a9688a96a6456abd44b29
- https://git.kernel.org/stable/c/2aacd4de45477582993f8a8abb9505a06426bfb6
- https://git.kernel.org/stable/c/cd957d1716ec979d8f5bf38fc659aeb9fdaa2474
- https://git.kernel.org/stable/c/f2a904107ee2b647bb7794a1a82b67740d7c8a64
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.313
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.216
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.158
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.275
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.90
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.30