CVE-2019-6706
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Lua
PublishedJan 23, 2019
First seenJan 23, 2019
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| lua lua | 5.3.5 | — |
| canonical ubuntu_linux | 16.04, 18.04, 18.10 | — |
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