SB2018092713 - Out-of-bounds write in webkit2gtk (Alpine package)
Published: September 27, 2018
Security Bulletin ID
SB2018092713
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds write (CVE-ID: CVE-2018-12911)
The vulnerability allows a remote attacker to execute arbitrary code with elevated privileges.The weakness exists due to an off-by-one error in the get_simple_globs functions in ThirdParty/xdgmime/src/xdgmimecache.c and ThirdParty/xdgmime/src/xdgmimeglob.c. A remote attacker can trigger out-of-bounds write and execute arbitrary code with elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
Remediation
Install update from vendor's website.