#VU91193 Integer underflow in Linux kernel - CVE-2024-35827
Published: June 5, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU91193
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-35827
CWE-ID: CWE-191
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 integer underflow within the io_recvmsg_mshot_prep() function in io_uring/net.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/868ec868616438df487b9e2baa5a99f8662cc47c
- https://git.kernel.org/stable/c/59a534690ecc3af72c6ab121aeac1237a4adae66
- https://git.kernel.org/stable/c/0c8c74bb59e7d77554016efc34c2d10376985e5e
- https://git.kernel.org/stable/c/b6563ad0d599110bd5cf8f56c47d279c3ed796fe
- https://git.kernel.org/stable/c/8ede3db5061bb1fe28e2c9683329aafa89d2b1b4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.83
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.2