Buffer overflow in Linux kernel - CVE-2024-40996
Published: July 13, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94303
CSH Severity: Low
CVSS v4.0: 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-2024-40996
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the DEFINE_PER_CPU() function in net/core/filter.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2024-40996
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/dacc15e9cb248d19e5fc63c54bef0b9b55007761
- https://git.kernel.org/stable/c/7f9644782c559635bd676c12c59389a34ed7c866
- https://git.kernel.org/stable/c/5e90258303a358e88737afb5048bee9113beea3a
- https://git.kernel.org/stable/c/2bbe3e5a2f4ef69d13be54f1cf895b4658287080
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.96
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.36