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Lua through 5.4.0 allows a stack redzone cross in luaO_pushvfstring because a protection mechanism wrongly calls luaD_callnoyield twice in a row.

🗓️ 25 Sep 2020 07:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 1 Views

Lua up to 5.4.0 allows stack redzone crossing in luaO_pushvfstring due to double luaD_callnoyield.

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18 Feb 2026 22:28Current
7High risk
Vulners AI Score7
CVSS 26.8
CVSS 3.17.8
EPSS0.00307
1