CVE-2020-15890

HIGH EPSS 85.0%
Published Jul 21, 20205y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Jul 21, 2020 5y ago
Last Modified Jun 17, 2026 2w ago

Description

LuaJit through 2.1.0-beta3 has an out-of-bounds read because __gc handler frame traversal is mishandled.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
85.0% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 6

VendorProductVersionRange
luajitluajit* ≤2.0.5
luajitluajit2.1.0any
luajitluajit2.1.0any
luajitluajit2.1.0any
debiandebian_linux9.0any
canonicalubuntu_linux16.04any

References 4

  • github.com https://github.com/LuaJIT/LuaJIT/issues/601
    ExploitThird Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2020/07/msg00026.html
    Mailing ListThird Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/08/msg00022.html
  • usn.ubuntu.com https://usn.ubuntu.com/4501-1/
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.