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No exploitation reportedFix available

CVE-2020-15890

No exploitation reported by the sources we read.

  • Published2020-07-21
  • WeaknessCWE-125

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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

Timeline

dates in UTC
  1. 2020-07-2122:15CVE publishedNVD

Versions per branch

NVD
Luajit
BranchAffectedFixed in
2.0≤ 2.0.5no fix published
2.1= 2.1.0no fix published
Canonical ubuntu linux
BranchAffectedFixed in
16.4= 16.04no fix published
Debian debian linux
BranchAffectedFixed in
9.0= 9.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • hivexRed Hat:advanced_virtualization:8.2::el8all versions · fixed in 0:1.3.18-20.module+el8.2.0+5588+63a201c3and 12 other packages
  • libguestfsRed Hat:advanced_virtualization:8.2::el8all versions · fixed in 1:1.40.2-24.module+el8.2.1+7154+47ffd890and 38 other packages
  • libguestfs-winsupportRed Hat:advanced_virtualization:8.2::el8all versions · fixed in 0:8.2-1.module+el8.2.0+5590+82cd80df
  • libiscsiRed Hat:advanced_virtualization:8.2::el8all versions · fixed in 0:1.18.0-8.module+el8.2.0+4793+b09dd2fband 5 other packages
  • libnbdRed Hat:advanced_virtualization:8.2::el8all versions · fixed in 0:1.2.2-1.module+el8.2.0+5644+32ac38d4and 10 other packages
  • libtpmsRed Hat:advanced_virtualization:8.2::el8all versions · fixed in 0:0.7.0-1.20191018gitdc116933b7.module+el8.2.0+4793+b09dd2fband 3 other packages
  • libvirtRed Hat:advanced_virtualization:8.2::el8all versions · fixed in 0:6.0.0-25.module+el8.2.1+7154+47ffd890and 51 other packages
  • libvirt-dbusRed Hat:advanced_virtualization:8.2::el8all versions · fixed in 0:1.3.0-2.module+el8.2.0+4793+b09dd2fband 2 other packages

26 more package ranges on OSV.dev

Vendor advisories

  • CVE-2020-15890 Red Hat Product Security918 products fixed · 2 known affected

    luajit: out-of-bounds read because __gc handler frame traversal is mishandled

    servicemesh-proxy as a component of OpenShift Service Mesh 1 · servicemesh-proxy.src as a component of OpenShift Service Mesh 1

  • RHBA-2020:3172 Red Hat Product Security918 products fixed

    Red Hat Bug Fix Advisory: Advanced Virtualization bug fix and enhancement update

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHBA-2020:3172 · 918 productsBefore applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
  2. No fix planned, says the vendor Red Hat Product Security CVE-2020-15890 · 2 productsWill not fix

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2020-07-21
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-fv6p-x8x2-5jcc

Frequently asked questions

What is CVE-2020-15890?

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

Is CVE-2020-15890 actively exploited?

Active exploitation of CVE-2020-15890 has not been confirmed. Its EPSS score was 3.1% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-15890?

CVE-2020-15890 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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Sources for this record