Vigil@nce - libyang: buffer overflow via make_canonical
February 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...
SYNTHESIS OF THE VULNERABILITY
Impacted products: RHEL.
Consequences: user access/rights, denial of service on service, denial of service on client.
Confidence: confirmed by the editor (5/5).
Creation date: 23/12/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a buffer overflow via make_canonical() of libyang, in order to trigger a denial of service, and possibly to run code.
ACCESS TO THE FULL VIGIL@NCE BULLETIN