Bug 1986872 (CVE-2021-30663) - CVE-2021-30663 webkitgtk: Integer overflow leading to arbitrary code execution
Summary: CVE-2021-30663 webkitgtk: Integer overflow leading to arbitrary code execution
Alias: CVE-2021-30663
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Depends On: 1986873 1999828 2069983 2079505 2079506 2079507
Blocks: 1986910
TreeView+ depends on / blocked
Reported: 2021-07-28 13:37 UTC by Michael Kaplan
Modified: 2023-03-16 14:02 UTC (History)
5 users (show)

Fixed In Version: webkitgtk 2.32.3
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in the webkitgtk package. Affected versions of this package could allow a remote attacker to execute arbitrary code on the system caused by an integer overflow in the WebKit component. An attacker can execute arbitrary code on the system by persuading a victim to visit a specially crafted Web site.
Clone Of:
Last Closed: 2021-11-10 00:51:02 UTC

Attachments (Terms of Use)

System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2021:4381 0 None None None 2021-11-09 18:31:43 UTC

Description Michael Kaplan 2021-07-28 13:37:06 UTC
An integer overflow was addressed with improved input validation.

Comment 1 Michael Kaplan 2021-07-28 13:37:35 UTC
Created webkit2gtk3 tracking bugs for this issue:

Affects: fedora-all [bug 1986873]

Comment 2 Tomas Hoger 2021-08-30 14:47:33 UTC
Upstream advisory:


Comment 4 errata-xmlrpc 2021-11-09 18:31:42 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:4381 https://access.redhat.com/errata/RHSA-2021:4381

Comment 5 Product Security DevOps Team 2021-11-10 00:51:00 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):


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