SB2024082184 - Improper locking in Linux kernel msm dp driver
Published: August 21, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024082184
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-2022-48898)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the dp_aux_isr() function in drivers/gpu/drm/msm/dp/dp_aux.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/785607e5e6fb52caf141e4580de40405565f04f1
- https://git.kernel.org/stable/c/984ad875db804948c86ca9e1c2e784ae8252715a
- https://git.kernel.org/stable/c/b7dcbca46db3c77fdb02c2a9d6239e5aa3b06a59
- https://git.kernel.org/stable/c/1cba0d150fa102439114a91b3e215909efc9f169
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.164
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.89
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2