libheif 1.6.2 HEIF File heif_colorconversion.cc convert_colorspace buffer overflow

Summaryinfo

A vulnerability categorized as critical has been discovered in libheif 1.6.2. Affected is the function convert_colorspace of the file heif_colorconversion.cc of the component HEIF File Handler. Executing a manipulation can lead to buffer overflow. This vulnerability appears as CVE-2020-23109. There is no available exploit.

Detailsinfo

A vulnerability has been found in libheif 1.6.2 and classified as critical. This vulnerability affects the function convert_colorspace of the file heif_colorconversion.cc of the component HEIF File Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 11/03/2021 as 207. The advisory is available at github.com. This vulnerability was named CVE-2020-23109 since 08/13/2020. Technical details are known, but there is no available exploit.

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

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Productinfo

Name

• libheif

Version

• 1.6.2

CPE 2.3info

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CPE 2.2info

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