Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-47445 |
CWE-ID | CWE-476 |
Exploitation vector | Local |
Public exploit | N/A |
Vulnerable software Subscribe |
Linux kernel Operating systems & Components / Operating system |
Vendor | Linux Foundation |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU90407
Risk: Low
CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-47445
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the msm_edp_ctrl_power() and msm_edp_ctrl_init() functions in drivers/gpu/drm/msm/edp/edp_ctrl.c. A local user can perform a denial of service (DoS) attack.
MitigationInstall update from vendor's website.
Vulnerable software versionsLinux kernel: All versions
External linkshttp://git.kernel.org/stable/c/f175b9a83e5c252d7c74acddc792840016caae0a
http://git.kernel.org/stable/c/bacac7d26849c8e903ceb7466d9ce8dc3c2797eb
http://git.kernel.org/stable/c/0cd063aa0a09822cc1620fc59a67fe2f9f6338ac
http://git.kernel.org/stable/c/7f642b93710b6b1119bdff90be01e6b5a2a5d669
http://git.kernel.org/stable/c/f302be08e3de94db8863a0b2958b2bb3e8e998e6
http://git.kernel.org/stable/c/91a340768b012f5b910a203a805b97a345b3db37
http://git.kernel.org/stable/c/46c8ddede0273d1d132beefa9de8b820326982be
http://git.kernel.org/stable/c/2133c4fc8e1348dcb752f267a143fe2254613b34
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.