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CVE

CVE-2025-43529

webkitgtk: webkitgtk: Use-after-free due to improper memory management (important)
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CVE

CVE-2025-43529

webkitgtk: webkitgtk: Use-after-free due to improper memory management (important)

DOCUMENTATION: A flaw was found in webkitgtk where when processing a maliciously crafted web content a use-after-free type of weaknesses may be triggered leading to a remote code execution in the client machine. 

            STATEMENT: This vulnerability is rated IMPORTANT for Red Hat products. A use-after-free flaw in webkitgtk, when processing maliciously crafted web content, can lead to remote code execution. Successful exploitation requires user interaction, where a victim must visit a malicious website.

            MITIGATION: To mitigate this issue, avoid processing untrusted web content. Additionally, disabling the JavaScript JIT compiler can reduce the attack surface. For applications using WebKitGTK, set the environment variable JavaScriptCoreUseJIT=0 before launching the application. This may impact performance for JavaScript-heavy web content.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
8.8
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
C
H
U
-
C
H
U
-

Related Resources

No items found.

References

https://access.redhat.com/security/cve/CVE-2025-43529

Severity

0

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
0
EPSS Probability
0.00046%
EPSS Percentile
0.1403%
Introduced Version
0
Fix Available
0:2.50.4-1.el8_10,0:2.50.4-1.el9_7,2.50.4-1~deb12u1,2.50.4-1~deb11u1,2.50.4-1~deb13u1,0:2.50.4-1.amzn2

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