CVE-2019-6706

 

Published at: - 23-01-2019 08:29

Last modified: - 19-10-2022 12:15

Total changes: - 2

Description

Lua 5.3.5 has a use-after-free in lua_upvaluejoin in lapi.c. For example, a crash outcome might be achieved by an attacker who is able to trigger a debug.upvaluejoin call in which the arguments have certain relationships.

Common Vulnerability Scoring System (CVSS)

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

 

Verification logic

 

Reference

• https://github.com/lua/lua/commit/89aee84cbc9224f638f3b7951b306d2ee8ecb71e
• http://packetstormsecurity.com/files/151335/Lua-5.3.5-Use-After-Free.html
• http://lua-users.org/lists/lua-l/2019-01/msg00039.html
• https://github.com/Lua-Project/cve-analysis/blob/a43c9ccd00274b31fa2f24c6c8f20ce36655682d/CVE-2019-6706.pdf
• https://access.redhat.com/security/cve/cve-2019-6706

 

Keywords

NVD

 

CVE-2019-6706

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures