Vulnerability CVE-2019-6706: Information
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.
Severity: HIGH (7.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Fixed packages
Package name | Branch | Fixed in version | Version from repository | Errata ID | Task # | State |
|---|---|---|---|---|---|---|
| lua5.3 | sisyphus | 5.3.5-alt1 | 5.3.6-alt3 | ALT-PU-2019-2423-1 | 235771 | Fixed |
| lua5.3 | sisyphus_e2k | 5.3.6-alt2 | 5.3.6-alt3 | ALT-PU-2022-3664-1 | - | Fixed |
| lua5.3 | p10 | 5.3.5-alt1 | 5.3.5-alt3 | ALT-PU-2019-2423-1 | 235771 | Fixed |
| lua5.3 | p9 | 5.3.5-alt1 | 5.3.5-alt2 | ALT-PU-2019-2424-1 | 235810 | Fixed |
| lua5.3 | p8 | 5.3.5-alt1 | 5.3.5-alt1.M80P.1 | ALT-PU-2019-2739-1 | 235811 | Fixed |
| lua5.3 | c10f1 | 5.3.5-alt1 | 5.3.5-alt3 | ALT-PU-2019-2423-1 | 235771 | Fixed |
| lua5.3 | c9f2 | 5.3.5-alt1 | 5.3.5-alt2 | ALT-PU-2019-2424-1 | 235810 | Fixed |
| lua5.3 | p11 | 5.3.5-alt1 | 5.3.6-alt3 | ALT-PU-2019-2423-1 | 235771 | Fixed |
References to Advisories, Solutions, and Tools
Hyperlink | Resource |
|---|---|
| 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 |
|
| [debian-lts-announce] 20230622 [SECURITY] [DLA 3469-1] lua5.3 security update |