SB2022083017 - SUSE update for libslirp
Published: August 30, 2022
Security Bulletin ID
SB2022083017
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Release of invalid pointer or reference (CVE-ID: CVE-2021-3593)
CWE-ID: CWE-763 - Release of invalid pointer or reference
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to gain access to sensitive information.
The
vulnerability exists due to invalid pointer initialization within the udp6_input() function while processing UDP packets in the SLiRP
networking implementation of QEMU. A malicious guest could use this vulnerability to read host memory.
Remediation
Install update from vendor's website.