SB2019012814 - Fedora 29 update for lua
Published: January 28, 2019 Updated: April 24, 2025
Security Bulletin ID
SB2019012814
CSH 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 vulnerability.
1) Heap use-after-free (CVE-ID: CVE-2019-6706)
CWE-ID: CWE-416 - Use After Free
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a geap use-after-free error in lua_upvaluejoin in lapi.c. A remote attacker who is able to trigger a debug.upvaluejoin call in which the arguments have certain relationships can cause the service to crash.
Remediation
Install update from vendor's website.