#VU97257 NULL pointer dereference in Linux kernel
Vulnerability identifier: #VU97257
Vulnerability risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-476
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 perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the gtp_encap_enable_socket() function in drivers/net/gtp.c. A local user can perform a denial of service (DoS) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel: All versions
External links
http://git.kernel.org/stable/c/620fe9809752fae91b4190e897b81ed9976dfb39
http://git.kernel.org/stable/c/bdd99e5f0ad5fa727b16f2101fe880aa2bff2f8e
http://git.kernel.org/stable/c/8bbb9e4e0e66a39282e582d0440724055404b38c
http://git.kernel.org/stable/c/4643b91691e969b1b9ad54bf552d7a990cfa3b87
http://git.kernel.org/stable/c/e8b9930b0eb045d19e883c65ff9676fc89320c70
http://git.kernel.org/stable/c/28c67f0f84f889fe9f4cbda8354132b20dc9212d
http://git.kernel.org/stable/c/612edd35f2a3910ab1f61c1f2338889d4ba99fa2
http://git.kernel.org/stable/c/defd8b3c37b0f9cb3e0f60f47d3d78d459d57fda
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.
