Cloud Foundry Foundation cflinuxfs3 update for libexpat



Published: 2022-11-23
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-43680
CWE-ID CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software
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cflinuxfs3
Other software / Other software solutions

Vendor Cloud Foundry Foundation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU68718

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-43680

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate. A remote attacker can trigger a use-after-free error and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

cflinuxfs3: before 0.338.0


CPE2.3
External links

http://github.com/cloudfoundry/cflinuxfs3/releases/tag/0.338.0

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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