7.5
High
CVE-2025-49795 Libxml: null pointer dereference leads to denial of service (dos)
Description
A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service.
CVSS 3.1 detail
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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
- None
- Availability
- High
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 10 | Versions not published | |
| Red Hat JBoss Core Services 2.4.62.SP2 | Versions not published | |
| Red Hat Enterprise Linux 6 | Versions not published | |
| Red Hat Enterprise Linux 7 | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published | |
| Red Hat Enterprise Linux 9 | Versions not published | |
| Red Hat Hardened Images 2.15 | earliest → < 2.15.2-0.3.hum1 | 2.15.2-0.3.hum1 |
| RUGGEDCOM RST2428P 4.0 | earliest → < 4.0 | 4.0 |
| Red Hat In-Vehicle Operating System 1 | Versions not published |
Show the other branch Hide the other branch
| Product | Affected versions | Fixed in |
|---|---|---|
| libxml2 2.10 | 2.10.0 → < 2.14.5 | 2.14.5 |
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