Red Hat Security Advisory: libxml2 security update
A moderate severity vulnerability (CVE-2025-9714) exists in the libxml2 library used by Red Hat Enterprise Linux 8. 6 variants. The issue is an infinite recursion flaw in the exsltDynMapFunction function within libexslt/dynamic. c. This vulnerability could potentially cause a denial of service or other impacts related to uncontrolled recursion. Red Hat has issued an official security advisory and provided updated libxml2 packages to address this issue.
AI Analysis
Technical Summary
The libxml2 library, which implements various XML standards, contains a vulnerability identified as CVE-2025-9714 involving infinite recursion in the exsltDynMapFunction function in libexslt/dynamic.c. This flaw can lead to uncontrolled recursion, categorized under CWE-606 (Uncontrolled Recursion). Red Hat Product Security rated this vulnerability as moderate severity and released updated libxml2 packages for Red Hat Enterprise Linux 8.6 variants to fix the issue.
Potential Impact
The vulnerability may cause infinite recursion when processing certain XML inputs, potentially leading to denial of service conditions or application instability. No known exploits are reported in the wild. The impact is rated moderate by Red Hat, indicating a security concern that should be addressed but not considered critical.
Mitigation Recommendations
Red Hat has released updated libxml2 packages for affected Red Hat Enterprise Linux 8.6 variants. Users should apply these official security updates as detailed in Red Hat advisory RHSA-2026:15967 and the referenced article https://access.redhat.com/articles/11258. Applying these updates will remediate the vulnerability. No additional mitigation steps are indicated by the vendor.
Red Hat Security Advisory: libxml2 security update
Description
A moderate severity vulnerability (CVE-2025-9714) exists in the libxml2 library used by Red Hat Enterprise Linux 8. 6 variants. The issue is an infinite recursion flaw in the exsltDynMapFunction function within libexslt/dynamic. c. This vulnerability could potentially cause a denial of service or other impacts related to uncontrolled recursion. Red Hat has issued an official security advisory and provided updated libxml2 packages to address this issue.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The libxml2 library, which implements various XML standards, contains a vulnerability identified as CVE-2025-9714 involving infinite recursion in the exsltDynMapFunction function in libexslt/dynamic.c. This flaw can lead to uncontrolled recursion, categorized under CWE-606 (Uncontrolled Recursion). Red Hat Product Security rated this vulnerability as moderate severity and released updated libxml2 packages for Red Hat Enterprise Linux 8.6 variants to fix the issue.
Potential Impact
The vulnerability may cause infinite recursion when processing certain XML inputs, potentially leading to denial of service conditions or application instability. No known exploits are reported in the wild. The impact is rated moderate by Red Hat, indicating a security concern that should be addressed but not considered critical.
Mitigation Recommendations
Red Hat has released updated libxml2 packages for affected Red Hat Enterprise Linux 8.6 variants. Users should apply these official security updates as detailed in Red Hat advisory RHSA-2026:15967 and the referenced article https://access.redhat.com/articles/11258. Applying these updates will remediate the vulnerability. No additional mitigation steps are indicated by the vendor.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:15967
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a18be67e29bf47b50386eb3
Added to database: 5/28/2026, 10:15:03 PM
Last enriched: 5/28/2026, 10:34:55 PM
Last updated: 5/29/2026, 5:36:54 PM
Views: 8
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