OpenImageIO 2.4.4.2 ImageOutput Object IFFOutput::close ymax heap-based overflow

Summaryinfo

A vulnerability was found in OpenImageIO 2.4.4.2. It has been classified as critical. The affected element is the function IFFOutput::close of the component ImageOutput Object Handler. Performing a manipulation of the argument ymax results in heap-based overflow. This vulnerability is known as CVE-2022-43601. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in OpenImageIO 2.4.4.2. This affects the function IFFOutput::close of the component ImageOutput Object Handler. The manipulation of the argument ymax with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Multiple code execution vulnerabilities exist in the IFFOutput::close() functionality of OpenImageIO Project OpenImageIO v2.4.4.2. A specially crafted ImageOutput Object can lead to a heap buffer overflow. An attacker can provide malicious input to trigger these vulnerabilities.This vulnerability arises when the `ymax` variable is set to 0xFFFF and `m_spec.format` is `TypeDesc::UINT16`

The weakness was published 12/23/2022 as TALOS-2022-1656. The advisory is shared at talosintelligence.com. This vulnerability is uniquely identified as CVE-2022-43601 since 10/21/2022. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/22/2023).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• OpenImageIO

Version

• 2.4.4.2

License

• open-source

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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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