SB2021061733 - Out-of-bounds read in Linux kernel arm configs
Published: June 17, 2021
Security Bulletin ID
SB2021061733
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) Out-of-bounds read (CVE-ID: CVE-2021-32078)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to read data or crash the application.
The vulnerability exists due to an out-of-bounds read error within the personal_server_map_irq() function in arch/arm/mach-footbridge/personal-pci.c, within the pci-$() function in arch/arm/mach-footbridge/Makefile. A local user can read data or crash the application.
Remediation
Install update from vendor's website.