CVE-2022-33099
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of service disruption.
- Exploit odds
- 2.8% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 2.8% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 2.8% · EPSS, next 30 days
- Weakness
- CWE-787 · Out-of-bounds write
- Record status
- Modified
Affected
- Lua ≤ 5.4.4
- Fedoraproject Fedora 35
- Fedoraproject Fedora 36
Attack profile CVSS 3.1 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-33099.md and follow it. Check whether this project is affected by CVE-2022-33099. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/lua/lua/commit/42d40581dd919fb134c07027ca1ce0844c670daf
- https://lua-users.org/lists/lua-l/2022-05/msg00035.html
- https://lua-users.org/lists/lua-l/2022-05/msg00042.html
- https://lua-users.org/lists/lua-l/2022-05/msg00073.html
- https://github.com/lua/lua/commit/42d40581dd919fb134c07027ca1ce0844c670daf
- https://lua-users.org/lists/lua-l/2022-05/msg00035.html
- https://lua-users.org/lists/lua-l/2022-05/msg00042.html
- https://lua-users.org/lists/lua-l/2022-05/msg00073.html
References
- https://github.com/lua/lua/commit/42d40581dd919fb134c07027ca1ce0844c670daf
- 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.html
- https://lua-users.org/lists/lua-l/2022-05/msg00042.html
- https://lua-users.org/lists/lua-l/2022-05/msg00073.html
- 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/42d40581dd919fb134c07027ca1ce0844c670daf
- 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.html
- https://lua-users.org/lists/lua-l/2022-05/msg00042.html
- https://lua-users.org/lists/lua-l/2022-05/msg00073.html
- 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