Vigil@nce - Exiv2: integer overflow via CiffDirectory-readDirectory
September 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora, 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: 16/07/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger an integer overflow via
CiffDirectory::readDirectory() 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-CiffDirectory-readDirectory-29778