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CVE-2018-19840

Published: 4 December 2018

The function WavpackPackInit in pack_utils.c in libwavpack.a in WavPack through 5.1.0 allows attackers to cause a denial-of-service (resource exhaustion caused by an infinite loop) via a crafted wav audio file because WavpackSetConfiguration64 mishandles a sample rate of zero.

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
wavpack
Launchpad, Ubuntu, Debian
upstream
Released (5.1.0-5)
xenial
Released (4.75.2-2ubuntu0.2)
bionic
Released (5.1.0-2ubuntu1.2)
cosmic
Released (5.1.0-4ubuntu0.1)
trusty
Released (4.70.0-1ubuntu0.2)
Patches:
upstream: https://github.com/dbry/WavPack/commit/070ef6f138956d9ea9612e69586152339dbefe51

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H