SB2024062184 - Improper locking in Linux kernel tty serial driver
Published: June 21, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062184
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-2024-38634)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the max3100_sr() and max3100_handlerx() functions in drivers/tty/serial/max3100.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/44b38924135d2093e2ec1812969464845dd66dc9
- https://git.kernel.org/stable/c/ea9b35372b58ac2931bfc1d5bc25e839d1221e30
- https://git.kernel.org/stable/c/cc121e3722a0a2c8f716ef991e5425b180a5fb94
- https://git.kernel.org/stable/c/78dbda51bb4241b88a52d71620f06231a341f9ba
- https://git.kernel.org/stable/c/8296bb9e5925b6634259c5d4daee88f0cc0884ec
- https://git.kernel.org/stable/c/93df2fba6c7dfa9a2f08546ea9a5ca4728758458
- https://git.kernel.org/stable/c/865b30c8661924ee9145f442bf32cea549faa869
- https://git.kernel.org/stable/c/77ab53371a2066fdf9b895246505f5ef5a4b5d47
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.316
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.219
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.161
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.278
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.93
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.33