Bug 1412236 – CVE-2017-5336 gnutls: Stack overflow in cdk_pk_get_keyid

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Bug 1412236 - (CVE-2017-5336) CVE-2017-5336 gnutls: Stack overflow in cdk_pk_get_keyid

Summary:	CVE-2017-5336 gnutls: Stack overflow in cdk_pk_get_keyid

Status:	NEW

Aliases:	CVE-2017-5336

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

Priority	medium Severity medium
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=moderate,public=20170110,repor...
Keywords:	Security

Depends On:	1411838 1411845 1413836 1413874
Blocks:	1386080 1411837 1415638
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Reported:	2017-01-11 10:23 EST by Andrej Nemec
Modified:	2018-06-30 17:30 EDT (History)
CC List:	7 users (show)

See Also:
Fixed In Version:	gnutls 3.3.26, gnutls 3.5.8
Doc Type:	If docs needed, set a value
Doc Text:
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Environment:
Last Closed:
Type:	---
Regression:	---
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CRM:
Verified Versions:
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oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2017:0574	normal	SHIPPED_LIVE	Moderate: gnutls security, bug fix, and enhancement update	2017-03-21 08:23:04 EDT
Red Hat Product Errata	RHSA-2017:2292	normal	SHIPPED_LIVE	Moderate: gnutls security, bug fix, and enhancement update	2017-08-01 08:39:15 EDT

Groups: None (edit)

Description Andrej Nemec 2017-01-11 10:23:52 EST

A vulnerability was found in gnutls. A stack overflow could occur in opencdk in the cdk_pk_get_keyid function. A memory corruption could occur when parsing a maliciously crafted OpenPGP certificate.

References:

http://seclists.org/oss-sec/2017/q1/51
https://gnutls.org/security.html#GNUTLS-SA-2017-2

Upstream patch:

https://gitlab.com/gnutls/gnutls/commit/5140422e0d7319a8e2fe07f02cbcafc4d6538732

Comment 1 Andrej Nemec 2017-01-11 10:31:21 EST

Created gnutls tracking bugs for this issue:

Affects: fedora-all [bug 1411838]

Comment 2 Andrej Nemec 2017-01-11 10:31:27 EST

Created gnutls30 tracking bugs for this issue:

Affects: epel-6 [bug 1411845]

Comment 6 Nikos Mavrogiannopoulos 2017-01-17 07:16:15 EST

Reproducer at:
https://gitlab.com/gnutls/gnutls/commit/611098e2f01fd8c3a5a625d61f26c56fcb3d770c

Comment 7 Nikos Mavrogiannopoulos 2017-02-13 09:48:21 EST

Maps to: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=340

Comment 8 errata-xmlrpc 2017-03-21 05:05:10 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2017:0574 https://rhn.redhat.com/errata/RHSA-2017-0574.html

Comment 9 errata-xmlrpc 2017-08-01 04:50:07 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2017:2292 https://access.redhat.com/errata/RHSA-2017:2292

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