#VU104627 NULL pointer dereference in Linux kernel - CVE-2022-49083
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104627
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49083
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
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 omap_iommu_probe_device() function in drivers/iommu/omap-iommu.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/1d89f2b9eadbcf3ce93c6d7238f68299a1f84968
- https://git.kernel.org/stable/c/47e239117bd97c8556f9187af7a9a7938db4e021
- https://git.kernel.org/stable/c/71ff461c3f41f6465434b9e980c01782763e7ad8
- https://git.kernel.org/stable/c/bd905fed87ce01ac010011bb8f44ed0140116ceb
- https://git.kernel.org/stable/c/ea518578aa8a9a0280605b53cc33f707e10c8178
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.20