SB20240530143 - Memory leak in Linux kernel allwinner sun8i-ss driver
Published: May 30, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240530143
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) Memory leak (CVE-ID: CVE-2021-47053)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the sun8i_ss_hash_run() function in drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.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/2c67a9333da9d0a3b87310e0d116b7c9070c7b00
- https://git.kernel.org/stable/c/c633e025bd04f54d7b33331cfcdb71354b08ce59
- https://git.kernel.org/stable/c/d3d702084d125689edb2b9395c707e09b471352e
- https://git.kernel.org/stable/c/50274b01ac1689b1a3f6bc4b5b3dbf361a55dd3a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.37
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.21
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13