CVE-2019-6706
HIGH7.5EPSS 0.90%lua5.3 - security update
Published: 1/23/2019Modified: 4/28/2026
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.
Affected packages (4)
- Alpine/lua5.3from 0, < 5.3.5-r2
- Alpine/lua5.4from 0, < 5.3.5-r2
- Debian/lua5.3from 0, < 5.3.3-1.1+deb11u1
- Debian/lua5.3from 0, < 5.3.3-1.1+deb10u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |