SB2023082251 - Denial of service in QEMU
Published: August 22, 2023 Updated: August 8, 2024
Security Bulletin ID
SB2023082251
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) NULL pointer dereference (CVE-ID: CVE-2022-36648)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error within hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU. A local user can crash a host OS.
Remediation
Install update from vendor's website.