VulnerabilityModified
CVE-2022-33099
An issue in the component luaG_runerror of Lua v5.4.4 and below leads to a heap-buffer overflow when a recursive error occurs.
HIGH 7.5EPSS 2.69%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue in the component luaG_runerror of Lua v5.4.4 and below leads to a heap-buffer overflow when a recursive error occurs.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.69% probability · 85th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- lua/lua · fedoraproject/fedora
- Source
- cve@mitre.org
References
- https://github.com/lua/lua/commit/42d40581dd919fb134c07027ca1ce0844c670dafPatch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJNJ66IFDUKWJJZXHGOLRGIA3HWWC36R/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHYZOEFDVLVAD6EEP4CDW6DNONIVVHPA/
- https://lua-users.org/lists/lua-l/2022-05/msg00035.htmlExploit, Mailing List, Vendor Advisory
- https://lua-users.org/lists/lua-l/2022-05/msg00042.htmlExploit, Mailing List, Vendor Advisory
- https://lua-users.org/lists/lua-l/2022-05/msg00073.htmlExploit, Mailing List, Vendor Advisory
- https://www.lua.org/bugs.html#Lua-stack%20overflow%20when%20C%20stack%20overflows%20while%20handling%20an%20error:~:text=Lua-stack%20overflow%20when%20C%20stack%20overflows%20while%20handling%20an%20error
- https://github.com/lua/lua/commit/42d40581dd919fb134c07027ca1ce0844c670dafPatch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJNJ66IFDUKWJJZXHGOLRGIA3HWWC36R/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHYZOEFDVLVAD6EEP4CDW6DNONIVVHPA/
- https://lua-users.org/lists/lua-l/2022-05/msg00035.htmlExploit, Mailing List, Vendor Advisory
- https://lua-users.org/lists/lua-l/2022-05/msg00042.htmlExploit, Mailing List, Vendor Advisory
- https://lua-users.org/lists/lua-l/2022-05/msg00073.htmlExploit, Mailing List, Vendor Advisory
- https://www.lua.org/bugs.html#Lua-stack%20overflow%20when%20C%20stack%20overflows%20while%20handling%20an%20error:~:text=Lua-stack%20overflow%20when%20C%20stack%20overflows%20while%20handling%20an%20error
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.