Microsoft security update for CVE-2020-15945
🔗 CVE IDs covered (1)
📋 Microsoft's advisory
EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-15945. This page also shows what EchelonGraph holds for CVE-2020-15945, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.
🎯 Affected products4
- azl3 lua 5.4.0-1 on Azure Linux 3.0
- azl3 lua 5.4.6-1 on Azure Linux 3.0
- cbl2 lua 5.4.3-1 on CBL Mariner 2.0
- cm1 lua 5.3.5-9 on CBL Mariner 1.0
✅ Updates Microsoft lists: 3 updates
3 rows: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.
| KB article | Update | Fixed build |
|---|---|---|
| — | Security Update | 5.4.0-1 |
| — | Security Update | 5.3.5-9 |
| — | Security Update | 5.4.3-1 |
🧭 EchelonGraph on CVE-2020-15945
- EchelonGraph score
- 5.5 MEDIUM
- CISA KEV
- Not listed
- Fix status
- A fix is available — apply it.
Description from the CVE record (CVE.org), as published by its numbering authority
Lua 5.4.0 (fixed in 5.4.1) has a segmentation fault in changedline in ldebug.c (e.g., when called by luaG_traceexec) because it incorrectly expects that an oldpc value is always updated upon a return of the flow of control to a function.
Published by MITRE Corporation, the CVE Numbering Authority that assigned CVE-2020-15945, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).