SB20240713103 - Buffer overflow in Linux kernel core
Published: July 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240713103
CSH 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 vulnerability.
1) Buffer overflow (CVE-ID: CVE-2024-40996)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: 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
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.
Remediation
Install update from vendor's website.
References
- 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