Bug 2082548 (CVE-2022-30293) - CVE-2022-30293 webkitgtk: Heap buffer overflow in WebCore::TextureMapperLayer::setContentsLayer leading to arbitrary code execution
Summary: CVE-2022-30293 webkitgtk: Heap buffer overflow in WebCore::TextureMapperLayer...
Alias: CVE-2022-30293
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
: CVE-2022-30294 (view as bug list)
Depends On: 2082550 2082549 2082551 2083011 2083012
Blocks: 2082555
TreeView+ depends on / blocked
Reported: 2022-05-06 12:07 UTC by Avinash Hanwate
Modified: 2022-12-06 04:21 UTC (History)
10 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
A heap buffer overflow vulnerability was found in WebKitGTK. The vulnerability occurs when processing or rendering HTML content in WebKit. This flaw allows a remote attacker to trick the victim into opening a specially crafted web page, triggering a heap buffer overflow error and leading to the execution of arbitrary code on the system.
Clone Of:
Last Closed: 2022-12-06 04:21:25 UTC

Attachments (Terms of Use)

System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2022:7704 0 None None None 2022-11-08 10:13:57 UTC
Red Hat Product Errata RHSA-2022:8054 0 None None None 2022-11-15 10:05:30 UTC

Description Avinash Hanwate 2022-05-06 12:07:10 UTC
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.


Comment 1 Avinash Hanwate 2022-05-06 12:07:47 UTC
Created gnucash tracking bugs for this issue:

Affects: epel-all [bug 2082549]

Created pywebkitgtk tracking bugs for this issue:

Affects: epel-all [bug 2082550]

Created webkit2gtk3 tracking bugs for this issue:

Affects: fedora-all [bug 2082551]

Comment 2 Sandipan Roy 2022-05-09 05:43:22 UTC
*** Bug 2082544 has been marked as a duplicate of this bug. ***

Comment 4 errata-xmlrpc 2022-11-08 10:13:55 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2022:7704 https://access.redhat.com/errata/RHSA-2022:7704

Comment 5 errata-xmlrpc 2022-11-15 10:05:28 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2022:8054 https://access.redhat.com/errata/RHSA-2022:8054

Comment 6 Product Security DevOps Team 2022-12-06 04:21:23 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):


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