Bug 1412235 – CVE-2017-5335 gnutls: Out of memory while parsing crafted OpenPGP certificate

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Bug 1412235 - (CVE-2017-5335) CVE-2017-5335 gnutls: Out of memory while parsing crafted OpenPGP certificate

Summary:	CVE-2017-5335 gnutls: Out of memory while parsing crafted OpenPGP certificate

Status:	CLOSED ERRATA

Aliases:	CVE-2017-5335

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 10:21 EST by Andrej Nemec
Modified:	2018-09-13 03:27 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:
Story Points:	---
Clone Of:
Environment:
Last Closed:	2018-09-13 02:46:07 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

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Add an attachment (proposed patch, testcase, etc.)

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 10:21:16 EST

A vulnerability was found in gnutls. There was an insufficient error checking in the stream reading functions. While parsing a maliciously crafted OpenPGP certificate an out of memory error could occur.

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/49be4f7b82eba2363bb8d4090950dad976a77a3a

Comment 1 Andrej Nemec 2017-01-11 10:31:32 EST

Created gnutls tracking bugs for this issue:

Affects: fedora-all [bug 1411838]

Comment 2 Andrej Nemec 2017-01-11 10:31:37 EST

Created gnutls30 tracking bugs for this issue:

Affects: epel-6 [bug 1411845]

Comment 7 Nikos Mavrogiannopoulos 2017-01-17 07:15:25 EST

Reproducer at: https://gitlab.com/gnutls/gnutls/commit/65ee81db857d3b44cec76aa94361abe5427430d8

Comment 8 Nikos Mavrogiannopoulos 2017-02-13 09:46:34 EST

Maps to: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=337

Comment 9 errata-xmlrpc 2017-03-21 05:05:02 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 10 errata-xmlrpc 2017-08-01 04:50:00 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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