Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2022-48675 |
CWE-ID | CWE-667 |
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: #VU90762
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-2022-48675
CWE-ID:
CWE-667 - Improper Locking
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the mmput_async() function in kernel/fork.c, within the mutex_unlock() function in drivers/infiniband/core/umem_odp.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/e8de6cb5755eae7b793d8c00c8696c8667d44a7f
http://git.kernel.org/stable/c/819110054b14d7272b4188db997a3d80f75ab785
http://git.kernel.org/stable/c/83c43fd872e32c8071d5582eb7c40f573a8342f3
http://git.kernel.org/stable/c/85eaeb5058f0f04dffb124c97c86b4f18db0b833
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.