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+---
+layout: post
+title: WebKitGTK and WPE WebKit Security Advisory WSA-2023-0009
+permalink: /security/WSA-2023-0009.html
+tags: WSA
+---
+
+* Date Reported: **September 28, 2023**
+
+* Advisory ID: **WSA-2023-0009**
+
+* CVE identifiers: [CVE-2023-39928](#CVE-2023-39928), [CVE-2023-35074](#CVE-2023-35074),
+  [CVE-2023-39434](#CVE-2023-39434), [CVE-2023-40451](#CVE-2023-40451),
+  [CVE-2023-41074](#CVE-2023-41074), [CVE-2023-41993](#CVE-2023-41993).
+
+
+Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.
+
+* <a name="CVE-2023-39928" href="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-39928">CVE-2023-39928</a>
+  * Versions affected: WebKitGTK and WPE WebKit before 2.42.0.
+  * Credit to Marcin 'Icewall' Noga of Cisco Talos.
+  * A use-after-free vulnerability exists in the MediaRecorder API of
+    the WebKit GStreamer-based ports (WebKitGTK and WPE WebKit). A
+    specially crafted web page can abuse this vulnerability to cause
+    memory corruption and potentially arbitrary code execution. A user
+    would need to to visit a malicious webpage to trigger this
+    vulnerability. WebKit Bugzilla: 260649.
+
+* <a name="CVE-2023-35074" href="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-35074">CVE-2023-35074</a>
+  * Versions affected: WebKitGTK and WPE WebKit before 2.40.0.
+  * Credit to Abysslab Dong Jun Kim(@smlijun) and Jong Seong
+    Kim(@nevul37).
+  * Impact: Processing web content may lead to arbitrary code execution.
+    Description: The issue was addressed with improved memory handling.
+
+* <a name="CVE-2023-39434" href="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-39434">CVE-2023-39434</a>
+  * Versions affected: WebKitGTK and WPE WebKit before 2.40.5.
+  * Credit to Francisco Alonso (@revskills), and Dohyun Lee (@l33d0hyun)
+    of PK Security.
+  * Impact: Processing web content may lead to arbitrary code execution.
+    Description: A use-after-free issue was addressed with improved
+    memory management.
+
+* <a name="CVE-2023-40451" href="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-40451">CVE-2023-40451</a>
+  * Versions affected: WebKitGTK and WPE WebKit before 2.40.5.
+  * Credit to an anonymous researcher.
+  * Impact: An attacker with JavaScript execution may be able to execute
+    arbitrary code. Description: This issue was addressed with improved
+    iframe sandbox enforcement.
+
+* <a name="CVE-2023-41074" href="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-41074">CVE-2023-41074</a>
+  * Versions affected: WebKitGTK and WPE WebKit before 2.42.0.
+  * Credit to 이준성(Junsung Lee) of Cross Republic and me Li.
+  * Impact: Processing web content may lead to arbitrary code execution.
+    Description: The issue was addressed with improved checks.
+
+* <a name="CVE-2023-41993" href="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-41993">CVE-2023-41993</a>
+  * Versions affected: WebKitGTK and WPE WebKit before 2.42.1.
+  * Credit to Bill Marczak of The Citizen Lab at The University of
+    Toronto's Munk School and Maddie Stone of Google's Threat Analysis
+    Group.
+  * Impact: Processing web content may lead to arbitrary code execution.
+    Apple is aware of a report that this issue may have been actively
+    exploited. Description: The issue was addressed with improved
+    checks.
+
+
+We recommend updating to the latest stable versions of WebKitGTK and WPE
+WebKit. It is the best way to ensure that you are running safe versions
+of WebKit. Please check our websites for information about the latest
+stable releases.
+
+Further information about WebKitGTK and WPE WebKit security advisories can be found at: 
+[https://webkitgtk.org/security.html](https://webkitgtk.org/security.html) or [https://wpewebkit.org/security/](https://wpewebkit.org/security/).