#VU90217 Use-after-free in Linux kernel - CVE-2024-26754
Vulnerability identifier: #VU90217
Vulnerability risk: Low
CVSSv4.0: 5.9 [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:
CWE-ID:
CWE-416
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: 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_init() function in drivers/net/gtp.c. A local user can escalate privileges on the system.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel: 4.19, 4.19.1, 4.19.2, 4.19.3, 4.19.4, 4.19.5, 4.19.6, 4.19.7, 4.19.8, 4.19.9, 4.19.10, 4.19.11, 4.19.12, 4.19.13, 4.19.14, 4.19.15, 4.19.16, 4.19.17, 4.19.18, 4.19.19, 4.19.20, 4.19.21, 4.19.22, 4.19.23, 4.19.24, 4.19.25, 4.19.26, 4.19.27, 4.19.28, 4.19.29, 4.19.30, 4.19.31, 4.19.32, 4.19.33, 4.19.34, 4.19.35, 4.19.36, 4.19.37, 4.19.38, 4.19.39, 4.19.40, 4.19.41, 4.19.42, 4.19.43, 4.19.44, 4.19.45, 4.19.46, 4.19.47, 4.19.48, 4.19.49, 4.19.50, 4.19.51, 4.19.52, 4.19.53, 4.19.54, 4.19.55, 4.19.56, 4.19.57, 4.19.58, 4.19.59, 4.19.60, 4.19.61, 4.19.62, 4.19.63, 4.19.64, 4.19.65, 4.19.66, 4.19.67, 4.19.68, 4.19.69, 4.19.70, 4.19.71, 4.19.72, 4.19.73, 4.19.74, 4.19.75, 4.19.76, 4.19.77, 4.19.78, 4.19.79, 4.19.80, 4.19.81, 4.19.82, 4.19.83, 4.19.84, 4.19.85, 4.19.86, 4.19.87, 4.19.88, 4.19.89, 4.19.90, 4.19.91, 4.19.92, 4.19.93, 4.19.94, 4.19.95, 4.19.96, 4.19.97, 4.19.98, 4.19.99, 4.19.100, 4.19.101, 4.19.102, 4.19.103, 4.19.104, 4.19.105, 4.19.106, 4.19.107, 4.19.108, 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External links
https://git.kernel.org/stable/c/f0ecdfa679189d26aedfe24212d4e69e42c2c861
https://git.kernel.org/stable/c/f8cbd1791900b5d96466eede8e9439a5b9ca4de7
https://git.kernel.org/stable/c/2e534fd15e5c2ca15821c897352cf0e8a3e30dca
https://git.kernel.org/stable/c/a576308800be28f2eaa099e7caad093b97d66e77
https://git.kernel.org/stable/c/3963f16cc7643b461271989b712329520374ad2a
https://git.kernel.org/stable/c/ba6b8b02a3314e62571a540efa96560888c5f03e
https://git.kernel.org/stable/c/5013bd54d283eda5262c9ae3bcc966d01daf8576
https://git.kernel.org/stable/c/136cfaca22567a03bbb3bf53a43d8cb5748b80ec
https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.308
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.211
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.150
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.270
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.80
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.19
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.7
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
