SB2023081420 - Local denial of service in Linux kernel cpufreq subsystem
Published: August 14, 2023
Security Bulletin ID
SB2023081420
CSH 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 vulnerability.
1) Double Free (CVE-ID: CVE-2023-3312)
CWE-ID: CWE-415 - Double Free
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error within drivers/cpufreq/qcom-cpufreq-hw.c in Linux kernel. A local user can pass specially crafted data to the system, trigger a double free error and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.