Bug 1130681 (CVE-2019-3829) - VUL-0: CVE-2019-3829: gnutls: gnutls: use-after-free/double-free in certificate verification
Summary: VUL-0: CVE-2019-3829: gnutls: gnutls: use-after-free/double-free in certifica...
Status: RESOLVED FIXED
Alias: CVE-2019-3829
Product: SUSE Security Incidents
Classification: Novell Products
Component: Incidents (show other bugs)
Version: unspecified
Hardware: Other Other
: P3 - Medium : Normal
Target Milestone: ---
Assignee: Security Team bot
QA Contact: Security Team bot
URL: https://smash.suse.de/issue/227191/
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2019-03-27 13:05 UTC by Marcus Meissner
Modified: 2024-04-08 13:51 UTC (History)
2 users (show)

See Also:
Found By: Security Response Team
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---


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Description Marcus Meissner 2019-03-27 13:05:18 UTC
rh#1677048

A flaw was found in gnutls 3.5.8 or later. A use-after-free in multi-threaded-clients and a double-free vulnerability in single-threaded clients because _gnutls_x509_get_signature does not clear signature->data in the cleanup path.


Upstream bug:
https://gitlab.com/gnutls/gnutls/issues/694

References:
https://bugzilla.redhat.com/show_bug.cgi?id=1677048
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-3829
Comment 2 Vítězslav Čížek 2019-04-02 08:21:59 UTC
Only SLE-15 and above are affected.
Comment 4 Vítězslav Čížek 2019-04-05 15:19:44 UTC
GnuTLS 3.6.7 was submitted to both Factory and SLE-15.
Comment 6 Swamp Workflow Management 2019-04-30 19:11:27 UTC
SUSE-SU-2019:1121-1: An update that fixes three vulnerabilities is now available.

Category: security (important)
Bug References: 1118087,1130681,1130682
CVE References: CVE-2018-16868,CVE-2019-3829,CVE-2019-3836
Sources used:
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 (src):    gnutls-3.6.7-6.8.1
SUSE Linux Enterprise Module for Desktop Applications 15 (src):    gnutls-3.6.7-6.8.1
SUSE Linux Enterprise Module for Basesystem 15 (src):    gnutls-3.6.7-6.8.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
Comment 7 Swamp Workflow Management 2019-05-08 19:09:24 UTC
openSUSE-SU-2019:1353-1: An update that fixes three vulnerabilities is now available.

Category: security (important)
Bug References: 1118087,1130681,1130682
CVE References: CVE-2018-16868,CVE-2019-3829,CVE-2019-3836
Sources used:
openSUSE Leap 15.0 (src):    gnutls-3.6.7-lp150.9.1
Comment 8 Marcus Meissner 2019-05-09 04:56:58 UTC
done