SB2018092709 - Red Hat update for qemu-kvm-rhev
Published: September 27, 2018
Security Bulletin ID
SB2018092709
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Heap-based buffer overflow (CVE-ID: CVE-2018-11806)
The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.
The vulnerability exists due to heap-based buffer overflow when insufficient input and validation checking of Slirp networking back-end processes by the m_cat function, as defined in the slirp/mbuf.c source code file. A remote attacker can send malformed, fragmented packets, trigger memory corruption and cause the QEMU process to crash.
Remediation
Install update from vendor's website.