Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-9333.json
JSON Data
https://api.test.osv.dev/v1/vulns/AZL-9333
Upstream
Published
2022-04-08T06:15:07Z
Modified
2026-04-01T05:23:39.921464Z
Severity
  • 9.1 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H CVSS Calculator
Summary
CVE-2022-28805 affecting package lua for versions less than 5.4.3-2
Details

singlevar in lparser.c in Lua from (including) 5.4.0 up to (excluding) 5.4.4 lacks a certain luaK_exp2anyregup call, leading to a heap-based buffer over-read that might affect a system that compiles untrusted Lua code.

References

Affected packages

Azure Linux:2 / lua

Package

Name
lua
Purl
pkg:rpm/azure-linux/lua

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.4.3-2

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-9333.json"