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Vigil@nce - libxml2: memory leak via xmlParseBalancedChunkMemoryRecover

January 2020 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-watch-database-and-alert

SYNTHESIS OF THE VULNERABILITY

 Impacted products: Debian, libxml.
 Severity: 1/4.
 Consequences: denial of service on service, denial of service on
client.
 Provenance: document.
 Confidence: confirmed by the editor (5/5).
 Creation date: 30/12/2019.

DESCRIPTION OF THE VULNERABILITY

An attacker can create a memory leak via xmlParseBalancedChunkMemoryRecover()
of libxml2, in order to trigger a denial of service.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/libxml2-memory-leak-via-xmlParseBalancedChunkMemoryRecover-31236


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