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computer vulnerability CVE-2018-12697

libiberty: NULL pointer dereference via work_stuff_copy_to_from

Synthesis of the vulnerability

An attacker can force a NULL pointer to be dereferenced via work_stuff_copy_to_from() of libiberty, in order to trigger a denial of service.
Impacted products: RHEL.
Severity of this bulletin: 1/4.
Consequences of an intrusion: denial of service on service, denial of service on client.
Hacker's origin: document.
Creation date: 06/08/2019.
Références of this threat: CVE-2018-12697, RHSA-2019:2075-01, VIGILANCE-VUL-29955.

Description of the vulnerability

An attacker can force a NULL pointer to be dereferenced via work_stuff_copy_to_from() of libiberty, in order to trigger a denial of service.
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