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No exploitation reportedFix available

CVE-2022-30293

No exploitation reported by the sources we read.

  • Published2022-05-06
  • WeaknessCWE-787

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

In WebKitGTK through 2.36.0 (and WPE WebKit), there is a heap-based buffer overflow in WebCore::TextureMapperLayer::setContentsLayer in WebCore/platform/graphics/texmap/TextureMapperLayer.cpp.

Timeline

dates in UTC
  1. 2022-05-0605:15CVE publishedNVD

Versions per branch

NVD
Webkitgtk
BranchAffectedFixed in
2.36≤ 2.36.0no fix published
Debian debian linux
BranchAffectedFixed in
10.0= 10.0no fix published
11.0= 11.0no 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

  • glib2Red Hat:enterprise_linux:8::baseosall versions · fixed in 0:2.56.4-159.el8and 8 other packages
  • glib2-docRed Hat:enterprise_linux:8::crball versions · fixed in 0:2.56.4-159.el8and 6 other packages
  • qtwebkit-opensource-srcUbuntu:24.04:LTSall versions · no fixed version listed
  • webkit2gtkUbuntu:22.04:LTSall versions · fixed in 2.36.2-0ubuntu0.22.04.1
  • webkit2gtkUbuntu:20.04:LTSall versions · fixed in 2.36.2-0ubuntu0.20.04.1
  • webkit2gtkDebian:10all versions · fixed in 2.36.3-1~deb10u1
  • webkit2gtkCleanStartall versions · fixed in 2.36.1-r0
  • webkit2gtkAlpine:v3.20all versions · fixed in 2.36.1-r0

62 more package ranges on OSV.dev

Vendor advisories

  • CVE-2022-30293 Red Hat Product Security105 products fixed

    webkitgtk: Heap buffer overflow in WebCore::TextureMapperLayer::setContentsLayer leading to arbitrary code execution

  • RHSA-2025:10364 Red Hat Product Security13 products fixed

    Red Hat Security Advisory: webkitgtk4 security update

  • RHSA-2022:8054 Red Hat Product Security46 products fixed

    Red Hat Security Advisory: webkit2gtk3 security and bug fix update

  • RHSA-2022:7704 Red Hat Product Security46 products fixed

    Red Hat Security Advisory: webkit2gtk3 security and bug fix update

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHSA-2025:10364 · 13 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

Advisories and patches

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:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
2022-05-06
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-vmhh-gfrw-g264

Frequently asked questions

What is CVE-2022-30293?

In WebKitGTK through 2.36.0 (and WPE WebKit), there is a heap-based buffer overflow in WebCore::TextureMapperLayer::setContentsLayer in WebCore/platform/graphics/texmap/TextureMapperLayer.cpp.

Is CVE-2022-30293 actively exploited?

Active exploitation of CVE-2022-30293 has not been confirmed. Its EPSS score was 2.2% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-30293?

CVE-2022-30293 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

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Sources for this record