#VU94971 NULL pointer dereference in Linux kernel
Vulnerability identifier: #VU94971
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 nv17_tv_get_hd_modes() function in drivers/gpu/drm/nouveau/dispnv04/tvnv17.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/ffabad4aa91e33ced3c6ae793fb37771b3e9cb51
http://git.kernel.org/stable/c/1c9f2e60150b4f13789064370e37f39e6e060f50
http://git.kernel.org/stable/c/56fc4d3b0bdef691831cd95715a7ca3ebea98b2d
http://git.kernel.org/stable/c/5eecb49a6c268dc229005bf6e8167d4001dc09a0
http://git.kernel.org/stable/c/30cbf6ffafbbdd8a6e4e5f0a2e9a9827ee83f3ad
http://git.kernel.org/stable/c/7ece609b0ce7a7ea8acdf512a77d1fee26621637
http://git.kernel.org/stable/c/6e49a157d541e7e97b815a56f4bdfcbc89844a59
http://git.kernel.org/stable/c/6d411c8ccc0137a612e0044489030a194ff5c843
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.
