Vigil@nce - Exiv2: integer overflow via WebPImage-decodeChunks
October 2019 by Vigil@nce
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora.
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: 09/08/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger an integer overflow via WebPImage::decodeChunks() of Exiv2, in order to trigger a denial of service, and possibly to run code.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Exiv2-integer-overflow-via-WebPImage-decodeChunks-29997