Bug 1485921 – CVE-2017-0379 libgcrypt: Missing input validation for X25519 curve

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Bug 1485921 - (CVE-2017-0379) CVE-2017-0379 libgcrypt: Missing input validation for X25519 curve

Summary:	CVE-2017-0379 libgcrypt: Missing input validation for X25519 curve

Status:	NEW

Aliases:	CVE-2017-0379

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	medium Severity medium
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Assigned To:	Red Hat Product Security
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Whiteboard:	impact=moderate,public=20170827,repor...
Keywords:	Security

Depends On:	1485923 1485922
Blocks:
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Reported:	2017-08-28 08:43 EDT by Adam Mariš
Modified:	2018-07-18 11:29 EDT (History)
CC List:	16 users (show)

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Description Adam Mariš 2017-08-28 08:43:23 EDT

Missing input validation in implementation of Curve25519 in libgcrypt allows side channel attack leading to leak of private key.

Upstream patch:

https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=commit;h=bf76acbf0da6b0f245e491bec12c0f0a1b5be7c9

Comment 1 Adam Mariš 2017-08-28 08:43:59 EDT

Created libgcrypt tracking bugs for this issue:

Affects: fedora-all [bug 1485922]


Created mingw-libgcrypt tracking bugs for this issue:

Affects: fedora-all [bug 1485923]

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