Improper locking in Linux kernel - CVE-2022-48694
Published: June 26, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93387
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-48694
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to improper locking within the irdma_generate_flush_completions() function in drivers/infiniband/hw/irdma/utils.c. A local user can execute arbitrary code.
How to mitigate CVE-2022-48694
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/14d148401c5202fec3a071e24785481d540b22c3
- https://git.kernel.org/stable/c/5becc531a3fa8da75158a8993f56cc3e0717716e
- https://git.kernel.org/stable/c/ead54ced6321099978d30d62dc49c282a6e70574
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.116
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0