SB2024053190 - Use-after-free in Linux kernel nvme target driver
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024053190
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2022-48697)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the __nvmet_req_complete() function in drivers/nvme/target/core.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/17f121ca3ec6be0fb32d77c7f65362934a38cc8e
- https://git.kernel.org/stable/c/8d66989b5f7bb28bba2f8e1e2ffc8bfef4a10717
- https://git.kernel.org/stable/c/be01f1c988757b95f11f090a9f491365670a522b
- https://git.kernel.org/stable/c/ebf46da50beb78066674354ad650606a467e33fa
- https://git.kernel.org/stable/c/4484ce97a78171668c402e0c45db7f760aea8060
- https://git.kernel.org/stable/c/6a02a61e81c231cc5c680c5dbf8665275147ac52
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.260
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.143
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.68
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.213
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0