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vulnerability bulletin 26973

lighttpd: use after free via Range Request

Synthesis of the vulnerability

An attacker can force the usage of a freed memory area via Range Request of lighttpd, in order to trigger a denial of service, and possibly to run code.
Impacted products: Fedora, lighttpd.
Severity of this bulletin: 3/4.
Consequences of an intrusion: user access/rights, denial of service on service, denial of service on client.
Hacker's origin: internet client.
Creation date: 13/08/2018.
Références of this threat: FEDORA-2018-a31054181a, FEDORA-2018-be770f97a6, FEDORA-2018-cd5a9c3c0f, VIGILANCE-VUL-26973.

Description of the vulnerability

An attacker can force the usage of a freed memory area via Range Request of lighttpd, in order to trigger a denial of service, and possibly to run code.
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