Memory Corruption Vulnerability in WebKitGTK Affects Red Hat Products
CVE-2026-83596

8.8HIGH

Key Information:

Vendor

Red Hat
Status
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Vendor
CVE Published:
31 August 2026

What is CVE-2026-83596?

A flaw in WebKitGTK has been identified, where processing malicious web content can lead to memory corruption due to improper handling of memory. This vulnerability potentially allows attackers to exploit affected systems, resulting in unpredictable behavior or system crashes.

References

https://access.redhat.com/security/cve/CVE-2026-83596
vdb-entryx_refsource_REDHAT
https://bugs.webkit.org/show_bug.cgi?id=322969
https://bugzilla.redhat.com/show_bug.cgi?id=2526490
issue-trackingx_refsource_REDHAT

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Red Hat would like to thank Google Big Sleep for reporting this issue.
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