Vigil@nce - GIFLIB: buffer overflow via DGifDecompressLine
October 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: 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: 21/08/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a buffer overflow via DGifDecompressLine()
of GIFLIB, in order to trigger a denial of service, and possibly
to run code.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/GIFLIB-buffer-overflow-via-DGifDecompressLine-30093