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Vulnerability of libexif: integer overflow via exif_data_load_data_thumbnail

Synthesis of the vulnerability 

An attacker can trigger an integer overflow via exif_data_load_data_thumbnail() of libexif, in order to trigger a denial of service, and possibly to run code.
Vulnerable software: Fedora, RHEL.
Severity of this announce: 2/4.
Creation date: 04/11/2020.
Références of this computer vulnerability: CVE-2020-0181, FEDORA-2020-0aa0fc1b0c, FEDORA-2020-e99ef3282f, RHSA-2020:4766-01, VIGILANCE-VUL-33787.

Description of the vulnerability 

An attacker can trigger an integer overflow via exif_data_load_data_thumbnail() ...
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This cybersecurity announce impacts software or systems such as Fedora, RHEL.

Our Vigil@nce team determined that the severity of this threat alert is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this computer weakness alert.

Solutions for this threat 

Solutions for this vulnerability are not yet public.
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