9.1
Critical
CVE-2025-49794 Libxml: heap use after free (uaf) leads to denial of service (dos)
Description
A use-after-free vulnerability was found in libxml2. This issue occurs when parsing XPath elements under certain circumstances when the XML schematron has the <sch:name path="..."/> schema elements. This flaw allows a malicious actor to craft a malicious XML document used as input for libxml, resulting in the program's crash using libxml or other possible undefined behaviors.
CVSS 3.1 detail
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:HExploitable remotely over the network, without an account and without any user action; an attacker can seriously compromise confidentiality, integrity or availability.
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- Interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 10 | Versions not published | |
| Red Hat Enterprise Linux 7 Extended Lifecycle Support | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published | |
| Red Hat Enterprise Linux 8.2 Advanced Update Support | Versions not published | |
| Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support | Versions not published | |
| Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On | Versions not published | |
| Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support | Versions not published | |
| Red Hat Enterprise Linux 8.6 Telecommunications Update Service | Versions not published | |
| Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions | Versions not published |
Show the 41 other branches Hide the 41 other branches
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 8.8 Telecommunications Update Service | Versions not published | |
| Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions | Versions not published | |
| Red Hat Enterprise Linux 9 | Versions not published | |
| Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions | Versions not published | |
| Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions | Versions not published | |
| Red Hat Enterprise Linux 9.4 Extended Update Support | Versions not published | |
| Red Hat JBoss Core Services 2.4.62.SP2 | Versions not published | |
| Red Hat OpenShift Container Platform 4.12 412.86 | earliest → < 412.86.202510291903-0 | 412.86.202510291903-0 |
| Red Hat OpenShift Container Platform 4.13 413.92 | earliest → < 413.92.202510150118-0 | 413.92.202510150118-0 |
| Red Hat OpenShift Container Platform 4.14 414.92 | earliest → < 414.92.202510211419-0 | 414.92.202510211419-0 |
| Red Hat OpenShift Container Platform 4.17 417.94 | earliest → < 417.94.202510112152-0 | 417.94.202510112152-0 |
| Red Hat OpenShift Container Platform 4.18 418.94 | earliest → < 418.94.202510230424-0 | 418.94.202510230424-0 |
| Red Hat OpenShift Container Platform 4.19 4.19 | earliest → < 4.19.9.6.202510140714-0 | 4.19.9.6.202510140714-0 |
| Red Hat OpenShift Container Platform 4.20 4.20 | earliest → < 4.20.9.6.202509251656-0 | 4.20.9.6.202509251656-0 |
| Red Hat Web Terminal 1.11 on RHEL 9 1.11 | earliest → < 1.11-8 | 1.11-8 |
| Red Hat Web Terminal 1.12 on RHEL 9 1.12 | earliest → < 1.12-4 | 1.12-4 |
| cert-manager operator for Red Hat OpenShift 1.16 1.16 | earliest → < 1.16.5-1760515757 | 1.16.5-1760515757 |
| File Integrity Operator 1 1.3 | earliest → < 1.3 | 1.3 |
| Red Hat Insights proxy 1.5 1.5 | earliest → < 1.5.5-1754504343 | 1.5.5-1754504343 |
| Red Hat Enterprise Linux 6 | Versions not published | |
| RHOSS-1.36-RHEL-8 1.36 | earliest → < 1.36.0-7 | 1.36.0-7 |
| Red Hat Hardened Images 2.15 | earliest → < 2.15.2-0.3.hum1 | 2.15.2-0.3.hum1 |
| RUGGEDCOM ROX MX5000 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM ROX MX5000RE 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM ROX RX1400 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM ROX RX1500 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM ROX RX1501 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM ROX RX1510 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM ROX RX1511 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM ROX RX1512 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM ROX RX1524 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM ROX RX1536 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM ROX RX5000 2.17 | earliest → < 2.17.1 | 2.17.1 |
| RUGGEDCOM RST2428P 4.0 | earliest → < 4.0 | 4.0 |
| OpenShift File Integrity Operator - FIO 1 1.3 | earliest → < 1.3 | 1.3 |
| Red Hat In-Vehicle Operating System 1 | Versions not published | |
| Compliance Operator 1 1.3 | earliest → < 1.3 | 1.3 |
| Red Hat OpenShift Container Platform 4 | Versions not published | |
| Red Hat OpenShift Container Platform 4.16 416.94 | earliest → < 416.94.202609011112-0 | 416.94.202609011112-0 |
| Red Hat OpenShift Container Platform 4.15 415.92 | earliest → < 415.92.202609140326-0 | 415.92.202609140326-0 |
| Red Hat 3scale API Management Platform 2 | Versions not published |
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