#VU112439 Incorrect calculation in PCL - CVE-2025-4638

Vulnerability identifier: #VU112439

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-4638

CWE-ID: CWE-682

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PCL
Universal components / Libraries / Libraries used by multiple products

Vendor: Point Cloud Library

Description

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

The vulnerability exists due to usage of a vulnerable version of the inftrees.c component from the zlib library. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PCL: 1.0-ros - 1.13.1 rc1

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External links
https://github.com/PointCloudLibrary/pcl/blob/master/surface/CMakeLists.txt#L70
https://github.com/PointCloudLibrary/pcl/commit/502bd2b013ce635f21632d523aa8cf2e04f7b7ac
https://github.com/PointCloudLibrary/pcl/pull/6245

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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.