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computer vulnerability CVE-2017-9049

libxml2: buffer overflow via xmlDictComputeFastKey

Synthesis of the vulnerability

An attacker can generate a buffer overflow via xmlDictComputeFastKey() of libxml2, in order to trigger a denial of service, and possibly to run code.
Impacted products: Debian, Fedora, libxml, openSUSE Leap, Slackware, Nessus, Ubuntu.
Severity of this bulletin: 2/4.
Consequences of an intrusion: user access/rights, denial of service on service, denial of service on client.
Hacker's origin: document.
Creation date: 15/05/2017.
Références of this threat: 781205, CERTFR-2018-AVI-288, CVE-2017-9049, DLA-1008-1, DSA-3952-1, FEDORA-2018-a6b59d8f78, FEDORA-2018-db610fff5b, openSUSE-SU-2017:1510-1, openSUSE-SU-2017:1612-1, SSA:2017-266-01, TNS-2018-08, USN-3424-1, USN-3424-2, VIGILANCE-VUL-22725.

Description of the vulnerability

An attacker can generate a buffer overflow via xmlDictComputeFastKey() of libxml2, in order to trigger a denial of service, and possibly to run code.
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