openEuler update for libxml2



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-25062
CWE-ID CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software
openEuler
Operating systems & Components / Operating system

libxml2-help
Operating systems & Components / Operating system package or component

libxml2-debugsource
Operating systems & Components / Operating system package or component

python3-libxml2
Operating systems & Components / Operating system package or component

libxml2-debuginfo
Operating systems & Components / Operating system package or component

libxml2-devel
Operating systems & Components / Operating system package or component

python2-libxml2
Operating systems & Components / Operating system package or component

libxml2
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU86052

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-25062

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in xmlValidatePopElement when using the XML Reader interface with DTD validation and XInclude expansion enabled. A remote attacker can pass a specially crafted XML document to the application, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS SP3

libxml2-help: before 2.9.10-37

libxml2-debugsource: before 2.9.10-37

python3-libxml2: before 2.9.10-37

libxml2-debuginfo: before 2.9.10-37

libxml2-devel: before 2.9.10-37

python2-libxml2: before 2.9.10-37

libxml2: before 2.9.10-37

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1183


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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