#VU91432 Race condition within a thread in Linux kernel - CVE-2024-27020
Published: June 8, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU91432
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-27020
CWE-ID: CWE-366
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 execute arbitrary code.
The vulnerability exists due to a data race within the __nft_expr_type_get() and nft_expr_type_get() functions in net/netfilter/nf_tables_api.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/0b6de00206adbbfc6373b3ae38d2a6f197987907
- https://git.kernel.org/stable/c/8d56bad42ac4c43c6c72ddd6a654a2628bf839c5
- https://git.kernel.org/stable/c/a9ebf340d123ae12582210407f879d6a5a1bc25b
- https://git.kernel.org/stable/c/01f1a678b05ade4b1248019c2dcca773aebbeb7f
- https://git.kernel.org/stable/c/f969eb84ce482331a991079ab7a5c4dc3b7f89bf
- https://git.kernel.org/stable/c/939109c0a8e2a006a6cc8209e262d25065f4403a
- https://git.kernel.org/stable/c/b38a133d37fa421c8447b383d788c9cc6f5cb34c
- https://git.kernel.org/stable/c/934e66e231cff2b18faa2c8aad0b8cec13957e05
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.216