Vulnerability Description
LuaJit through 2.1.0-beta3 has an out-of-bounds read because __gc handler frame traversal is mishandled.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Luajit | Luajit | <= 2.0.5 |
| Debian | Debian Linux | 9.0 |
| Canonical | Ubuntu Linux | 16.04 |
Related Weaknesses (CWE)
References
- https://github.com/LuaJIT/LuaJIT/issues/601ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00026.htmlMailing ListThird Party Advisory
- https://usn.ubuntu.com/4501-1/Third Party Advisory
- https://github.com/LuaJIT/LuaJIT/issues/601ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00026.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/08/msg00022.html
- https://usn.ubuntu.com/4501-1/Third Party Advisory
FAQ
What is CVE-2020-15890?
CVE-2020-15890 is a vulnerability with a CVSS score of 7.5 (HIGH). LuaJit through 2.1.0-beta3 has an out-of-bounds read because __gc handler frame traversal is mishandled.
How severe is CVE-2020-15890?
CVE-2020-15890 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-15890?
Check the references section above for vendor advisories and patch information. Affected products include: Luajit Luajit, Debian Debian Linux, Canonical Ubuntu Linux.