Vigil@nce - libexif: integer overflow via exif_data_load_data_content
August 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, Android OS, Ubuntu.
Severity: 2/4.
Consequences: user access/rights, denial of service on service,
denial of service on client.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 15/06/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger an integer overflow via
exif_data_load_data_content() of libexif, in order to trigger a
denial of service, and possibly to run code.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/libexif-integer-overflow-via-exif-data-load-data-content-32533