SB2024060387 - Improper locking in Linux kernel nvme target driver
Published: June 3, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024060387
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper locking (CVE-ID: CVE-2024-26769)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the nvmet_fc_tgt_a_get(), __nvmet_fc_finish_ls_req() and nvmet_fc_register_targetport() functions in drivers/nvme/target/fc.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/5e0bc09a52b6169ce90f7ac6e195791adb16cec4
- https://git.kernel.org/stable/c/9e6987f8937a7bd7516aa52f25cb7e12c0c92ee8
- https://git.kernel.org/stable/c/eaf0971fdabf2a93c1429dc6bedf3bbe85dffa30
- https://git.kernel.org/stable/c/1d86f79287206deec36d63b89c741cf542b6cadd
- https://git.kernel.org/stable/c/710c69dbaccdac312e32931abcb8499c1525d397
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.150
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.80
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8