Improper locking in Linux kernel - CVE-2024-26769
Published: June 3, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90787
CSH Severity: 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-2024-26769
CWE-ID: CWE-667
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 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.
External links
- 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