SB2018110833 - Fedora 29 update for gettext
Published: November 8, 2018 Updated: April 24, 2025
Security Bulletin ID
SB2018110833
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 security vulnerability.
1) Double free error (CVE-ID: CVE-2018-18751)
The vulnerability allows a local attacker to cause DoS condition on the target system.
The vulnerability exists due to a double-free condition that exists in the default_add_messagefunction, as defined in the read-catalog.c source code file that is related to an invalid-free condition in the po_gram_parse function, in the po-gram-gen.ysource code file. A local attacker can execute the msgfmt --check command on a file that submits malicious input and cause the service to crash.
Remediation
Install update from vendor's website.