Bug 1303853 - (CVE-2015-8791) CVE-2015-8791 libebml: function EbmlElement::ReadCodedSizeValue leaks information
CVE-2015-8791 libebml: function EbmlElement::ReadCodedSizeValue leaks informa...
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20160114,reported=2...
: Security
Depends On: 1303854 1303856
Blocks:
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Reported: 2016-02-02 04:16 EST by Andrej Nemec
Modified: 2016-02-02 04:17 EST (History)
6 users (show)

See Also:
Fixed In Version: libebml 1.3.3
Doc Type: Bug Fix
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Description Andrej Nemec 2016-02-02 04:16:38 EST
The EbmlElement::ReadCodedSizeValue function in libEBML before 1.3.3 allows context-dependent attackers to obtain sensitive information from process heap memory via a crafted length value in an EBML id, which triggers an invalid memory access.

External references:

http://www.scip.ch/en/?vuldb.80729
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-8791

Upstream fix:

https://github.com/Matroska-Org/libebml/commit/24e5cd7c666b1ddd85619d60486db0a5481c1b90
Comment 1 Andrej Nemec 2016-02-02 04:17:24 EST
Created libebml tracking bugs for this issue:

Affects: epel-6 [bug 1303854]
Affects: epel-7 [bug 1303856]

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