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Bug 1545278 - (CVE-2017-18184) CVE-2017-18184 qpdf: out-of-bounds read in iterate_rc4 in QPDF_encryption.cc
CVE-2017-18184 qpdf: out-of-bounds read in iterate_rc4 in QPDF_encryption.cc
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=20170823,reported=2...
: Security
Depends On: 1554698 1554700
Blocks: 1545293
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Reported: 2018-02-14 09:23 EST by Laura Pardo
Modified: 2018-03-29 18:05 EDT (History)
3 users (show)

See Also:
Fixed In Version: qpdf 7.1.1
Doc Type: If docs needed, set a value
Doc Text:
A stack-based out-of-bounds read flaw was found in the way QPDF parsed PDF files. An attacker could potentially use this flaw to crash QPDF, under certain conditions, by tricking it into processing crafted QPDF files.
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Description Laura Pardo 2018-02-14 09:23:07 EST 
A flaw was found in QPDF before 7.1.1 There is a stack-based out-of-bounds read in the function iterate_rc4 in QPDF_encryption.cc. This allows an attacker to cause a denial of service via a crafted file.

External References:

https://github.com/qpdf/qpdf/issues/147

Upstream Patch:

https://github.com/qpdf/qpdf/commit/dea704f0ab7f625e1e7b3f9a1110b45b63157317
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