SB2019060202 - OpenSUSE Linux update for screen
Published: June 2, 2019
Security Bulletin ID
SB2019060202
Severity
Medium
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) Buffer overflow (CVE-ID: CVE-2015-6806)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The MScrollV function in ansi.c in GNU screen 4.3.1 and earlier does not properly limit recursion, which allows remote attackers to cause a denial of service (stack consumption) via an escape sequence with a large repeat count value.
Remediation
Install update from vendor's website.