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Bug 628264 (CVE-2017-12955) - <media-gfx/exiv2-0.26_p20171104: out-of-bounds write results in denial of service (CVE-2017-12955)
Summary: <media-gfx/exiv2-0.26_p20171104: out-of-bounds write results in denial of ser...
Alias: CVE-2017-12955
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Gentoo Security
Whiteboard: B3 [noglsa cve]
Depends on: CVE-2017-14857, CVE-2017-14858, CVE-2017-14859, CVE-2017-14860, CVE-2017-14861, CVE-2017-14862, CVE-2017-14863, CVE-2017-14864, CVE-2017-14865, CVE-2017-14866
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Reported: 2017-08-19 07:26 UTC by Aleksandr Wagner (Kivak)
Modified: 2017-11-19 16:59 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


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Description Aleksandr Wagner (Kivak) 2017-08-19 07:26:41 UTC
CVE-2017-12955 (

There is a heap-based buffer overflow in basicio.cpp of Exiv2 0.26. The vulnerability causes an out-of-bounds write in Exiv2::Image::printIFDStructure(), which may lead to remote denial of service or possibly unspecified other impact. 

Comment 1 Andreas Sturmlechner gentoo-dev 2017-10-23 23:38:42 UTC
Current snapshot media-gfx/exiv2-0.26_p20171018 should be unaffected.
Comment 2 Andreas Sturmlechner gentoo-dev 2017-11-19 15:32:34 UTC
Cleanup done in git commit cdb23e8b3608be50daebdeb5d904b179a58d8339