Note:
This project will be discontinued after December 13, 2021. [more]
2019-01-23
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.
| Products | Ubuntu_linux, Lua |
| Type | Use After Free (CWE-416) |
| First patch | - None (likely due to unavailable code) |
| Patches | https://github.com/lua/lua/commit/89aee84cbc9224f638f3b7951b306d2ee8ecb71e |
| Links |
• https://github.com/Lua-Project/cve-analysis/blob/a43c9ccd00274b31fa2f24c6c8f20ce36655682d/CVE-2019-6706.pdf
• https://lists.debian.org/debian-lts-announce/2023/06/msg00031.html • 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://access.redhat.com/security/cve/cve-2019-6706 |