Red Hat Security Advisory: webkit2gtk3 security update
Red Hat has issued a security advisory for webkit2gtk3 addressing two vulnerabilities in WebKitGTK, the WebKit port for the GTK platform. The first vulnerability (CVE-2025-31205) allows a malicious website to exfiltrate data across origins. The second vulnerability (CVE-2025-31257) can cause an unexpected crash of Safari when processing maliciously crafted web content. These issues have been rated as important by Red Hat Product Security. Updates are available for Red Hat Enterprise Linux 8.8 variants to address these vulnerabilities.
AI Analysis
Technical Summary
This advisory covers two security flaws in webkit2gtk3: CVE-2025-31205, which permits cross-origin data exfiltration by a malicious website, and CVE-2025-31257, which may cause an unexpected crash in Safari due to malicious web content. Both vulnerabilities affect the WebKitGTK engine used on the GTK platform. Red Hat has released updated packages for Red Hat Enterprise Linux 8.8 to remediate these issues. The advisory references errata BZ-2366501 and BZ-2366504 for the respective CVEs. No CVSS scores are provided in the advisory, but the severity is rated as important.
Potential Impact
Successful exploitation of CVE-2025-31205 could allow a malicious website to exfiltrate data across origins, potentially leading to unauthorized data disclosure. CVE-2025-31257 could cause an unexpected crash of the Safari browser when processing crafted web content, potentially leading to denial of service or application instability. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released updated webkit2gtk3 packages (version 2.48.2-1.el8_8) for Red Hat Enterprise Linux 8.8 to address these vulnerabilities. Users should apply these official updates after ensuring all previous relevant errata are installed. Detailed update instructions are available at https://access.redhat.com/articles/11258. No alternative mitigations or workarounds are specified in the advisory.
Red Hat Security Advisory: webkit2gtk3 security update
Description
Red Hat has issued a security advisory for webkit2gtk3 addressing two vulnerabilities in WebKitGTK, the WebKit port for the GTK platform. The first vulnerability (CVE-2025-31205) allows a malicious website to exfiltrate data across origins. The second vulnerability (CVE-2025-31257) can cause an unexpected crash of Safari when processing maliciously crafted web content. These issues have been rated as important by Red Hat Product Security. Updates are available for Red Hat Enterprise Linux 8.8 variants to address these vulnerabilities.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers two security flaws in webkit2gtk3: CVE-2025-31205, which permits cross-origin data exfiltration by a malicious website, and CVE-2025-31257, which may cause an unexpected crash in Safari due to malicious web content. Both vulnerabilities affect the WebKitGTK engine used on the GTK platform. Red Hat has released updated packages for Red Hat Enterprise Linux 8.8 to remediate these issues. The advisory references errata BZ-2366501 and BZ-2366504 for the respective CVEs. No CVSS scores are provided in the advisory, but the severity is rated as important.
Potential Impact
Successful exploitation of CVE-2025-31205 could allow a malicious website to exfiltrate data across origins, potentially leading to unauthorized data disclosure. CVE-2025-31257 could cause an unexpected crash of the Safari browser when processing crafted web content, potentially leading to denial of service or application instability. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released updated webkit2gtk3 packages (version 2.48.2-1.el8_8) for Red Hat Enterprise Linux 8.8 to address these vulnerabilities. Users should apply these official updates after ensuring all previous relevant errata are installed. Detailed update instructions are available at https://access.redhat.com/articles/11258. No alternative mitigations or workarounds are specified in the advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:8532
- Cve Count
- 2
- Additional Cves
- ["CVE-2025-31257"]
Threat ID: 6a4049e327e9c797198336cd
Added to database: 06/27/2026, 22:08:35 UTC
Last enriched: 06/27/2026, 22:31:50 UTC
Last updated: 09/10/2026, 19:36:50 UTC
Views: 14
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