SB2024062673 - Race condition in Linux kernel nvme target driver
Published: June 26, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062673
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) Race condition (CVE-ID: CVE-2021-47130)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a race condition within the nvmet_data_transfer_len(), nvmet_req_find_p2p_dev() and nvmet_req_free_sgls() functions in drivers/nvme/target/core.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/c440cd080761b18a52cac20f2a42e5da1e3995af
- https://git.kernel.org/stable/c/8a452d62e7cea3c8a2676a3b89a9118755a1a271
- https://git.kernel.org/stable/c/bcd9a0797d73eeff659582f23277e7ab6e5f18f3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.43
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13