SB20240608220 - Improper locking in Linux kernel net driver
Published: June 8, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240608220
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) Improper locking (CVE-ID: CVE-2024-27013)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the tun_put_user() function in drivers/net/tun.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/a50dbeca28acf7051dfa92786b85f704c75db6eb
- https://git.kernel.org/stable/c/62e27ef18eb4f0d33bbae8e9ef56b99696a74713
- https://git.kernel.org/stable/c/40f4ced305c6c47487d3cd8da54676e2acc1a6ad
- https://git.kernel.org/stable/c/52854101180beccdb9dc2077a3bea31b6ad48dfa
- https://git.kernel.org/stable/c/f8bbc07ac535593139c875ffa19af924b1084540
- https://git.kernel.org/stable/c/68459b8e3ee554ce71878af9eb69659b9462c588
- https://git.kernel.org/stable/c/4b0dcae5c4797bf31c63011ed62917210d3fdac3
- https://git.kernel.org/stable/c/14cdb43dbc827e18ac7d5b30c5b4c676219f1421
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.216