SB20250327147 - Integer overflow in Linux kernel i2c busses driver
Published: March 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250327147
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Integer overflow (CVE-ID: CVE-2022-49749)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to integer overflow within the i2c_dw_scl_hcnt() and i2c_dw_scl_lcnt() functions in drivers/i2c/busses/i2c-designware-common.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/2f29d780bd691d20e89e5b35d5e6568607115e94
- https://git.kernel.org/stable/c/9f36aae9e80e79b7a6d62227eaa96935166be9fe
- https://git.kernel.org/stable/c/c8c37bc514514999e62a17e95160ed9ebf75ca8d
- https://git.kernel.org/stable/c/ed173f77fd28a3e4fffc13b3f28687b9eba61157
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.166