627226 – (CVE-2017-12596) <media-libs/openexr-2.3.0: denial of service in hufDecode function (CVE-2017-12596)

Bug 627226 (CVE-2017-12596) - <media-libs/openexr-2.3.0: denial of service in hufDecode function (CVE-2017-12596)

Summary: <media-libs/openexr-2.3.0: denial of service in hufDecode function (CVE-2017-...

Status:	RESOLVED FIXED

Alias:	CVE-2017-12596

Product:	Gentoo Security
Classification:	Unclassified
Component:	Vulnerabilities (show other bugs)
Hardware:	All Linux

Importance:	Normal normal
Assignee:	Gentoo Security

URL:
Whiteboard:	B3 [noglsa cve]
Keywords:

Depends on:	CVE-2017-9110, CVE-2017-9111, CVE-2017-9112, CVE-2017-9113, CVE-2017-9114, CVE-2017-9115, CVE-2017-9116
Blocks:
	Show dependency tree

Reported:	2017-08-07 08:04 UTC by Aleksandr Wagner (Kivak)
Modified:	2019-08-02 00:16 UTC (History)
CC List:	1 user (show)

See Also:	https://github.com/gentoo/gentoo/pull/9729
Package list:
Runtime testing required:	---

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Description Aleksandr Wagner (Kivak) 2017-08-07 08:04:01 UTC

CVE-2017-12596 (http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12596):

In OpenEXR 2.2.0, a crafted image causes a heap-based buffer over-read in the hufDecode function in IlmImf/ImfHuf.cpp during exrmaketiled execution; it may result in denial of service or possibly unspecified other impact. 

References:

https://github.com/openexr/openexr/issues/238
https://github.com/xiaoqx/pocs/blob/master/openexr.md