#VU65015 Integer underflow in Blender - CVE-2022-0544

Vulnerability identifier: #VU65015

Vulnerability risk: Medium

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

CVE-ID: CVE-2022-0544

CWE-ID: CWE-191

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Blender
Client/Desktop applications / Multimedia software

Vendor: Blender

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to integer underflow within the DDS loader. A remote attacker can pass a specially crafted DDS image file to the affected application, trigger an integer underflow and gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Blender: 2.80, 2.81, 2.82a - 2.82, 2.83.0 - 2.83.18, 2.90.0 - 2.90.1, 2.91.0 - 2.91.2, 2.92.0, 2.93.0 - 2.93.7, 3.0.0 - 3.0.1

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External links
https://developer.blender.org/T94661
https://lists.debian.org/debian-lts-announce/2022/06/msg00021.html
https://www.debian.org/security/2022/dsa-5176

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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.