SB2024062725 - Denial of service in Linux kernel mptcp
Published: June 27, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062725
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) Resource management error (CVE-ID: CVE-2024-35840)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources within the subflow_finish_connect() function in net/mptcp/subflow.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/413b913507326972135d2977975dbff8b7f2c453
- https://git.kernel.org/stable/c/51e4cb032d49ce094605f27e45eabebc0408893c
- https://git.kernel.org/stable/c/ad3e8f5c3d5c53841046ef7a947c04ad45a20721
- https://git.kernel.org/stable/c/76e8de7273a22a00d27e9b8b7d4d043d6433416a
- https://git.kernel.org/stable/c/be1d9d9d38da922bd4beeec5b6dd821ff5a1dfeb
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.148
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.75
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8