CVE-2016-10196: Buffer Overflow
First published: Thu Feb 02 2017(Updated: )
A vulnerability was found in libevent. There is a stack-buffer overflow in evutil.c. Upstream bug: <a href="https://github.com/libevent/libevent/issues/318">https://github.com/libevent/libevent/issues/318</a> Upstream patch: <a href="https://github.com/libevent/libevent/commit/329acc18a0768c21ba22522f01a5c7f46cacc4d5">https://github.com/libevent/libevent/commit/329acc18a0768c21ba22522f01a5c7f46cacc4d5</a>
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Thunderbird | <52.1 | 52.1 |
| Mozilla Firefox ESR | <52.1 | 52.1 |
| Mozilla Firefox ESR | <45.9 | 45.9 |
| Mozilla Firefox | <53 | 53 |
| debian/libevent | 2.1.12-stable-1 2.1.12-stable-8 2.1.12-stable-10 | |
| Debian GNU/Linux | =8.0 | |
| Libevent | <=2.1.5 | |
| Mozilla Firefox | <53.0 | |
| Mozilla Firefox | =52.0 | |
| Mozilla Firefox ESR | <45.9.0 | |
| Mozilla Thunderbird | <52.1.0 | |
| Mozilla Firefox ESR | =52.0 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1343453
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10195
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10197
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-13/
- http://www.openwall.com/lists/oss-security/2017/01/31/17
- http://www.openwall.com/lists/oss-security/2017/02/02/7
- https://github.com/libevent/libevent/blob/release-2.1.6-beta/ChangeLog
- https://github.com/libevent/libevent/commit/329acc18a0768c21ba22522f01a5c7f46cacc4d5
- https://github.com/libevent/libevent/issues/318
- http://www.debian.org/security/2017/dsa-3789
- http://www.securityfocus.com/bid/96014
- https://security.gentoo.org/glsa/201705-01
- http://www.securitytracker.com/id/1038320
- https://access.redhat.com/errata/RHSA-2017:1104
- https://access.redhat.com/errata/RHSA-2017:1106
- https://access.redhat.com/errata/RHSA-2017:1201
- https://www.mozilla.org/security/advisories/mfsa2017-10/
- https://www.mozilla.org/security/advisories/mfsa2017-11/
- https://www.mozilla.org/security/advisories/mfsa2017-12/
- https://www.mozilla.org/security/advisories/mfsa2017-13/
- https://launchpad.net/bugs/cve/CVE-2016-10196
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1418616
- https://bugzilla.redhat.com/show_bug.cgi?id=1418611
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-12/
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-11/
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-13/#CVE-2017-5461
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10196
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-10/
- https://www.openwall.com/lists/oss-security/2017/01/31/17
- https://security-tracker.debian.org/tracker/CVE-2016-10196
- https://nvd.nist.gov/vuln/detail/CVE-2016-10196
- https://ubuntu.com/security/CVE-2016-10196
Parent vulnerabilities
(Appears in the following advisories)
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2017-5433
- CVE-2017-5435
- CVE-2017-5436
- CVE-2017-5461
- CVE-2017-5459
- CVE-2017-5466
- CVE-2017-5434
- CVE-2017-5432
- CVE-2017-5460
- CVE-2017-5438
- CVE-2017-5439
- CVE-2017-5440
- CVE-2017-5441
- CVE-2017-5442
- CVE-2017-5464
- CVE-2017-5443
- CVE-2017-5444
- CVE-2017-5446
- CVE-2017-5447
- CVE-2017-5465
- CVE-2016-10196
- CVE-2017-5454
- CVE-2017-5469
- CVE-2017-5445
- CVE-2017-5449
- CVE-2017-5451
- CVE-2017-5462
- CVE-2017-5467
- CVE-2017-5430
- CVE-2017-5429
- CVE-2017-5448
- CVE-2017-5455
- CVE-2017-5456
- CVE-2017-5450
- CVE-2017-5463
- CVE-2017-5452
- CVE-2017-5453
- CVE-2017-5458
- CVE-2017-5468
Frequently Asked Questions
What is the severity of CVE-2016-10196?
CVE-2016-10196 is classified as a high severity vulnerability due to its potential to allow remote code execution.
How do I fix CVE-2016-10196?
To fix CVE-2016-10196, upgrade libevent to version 2.1.12-stable-10 or later.
Which software is affected by CVE-2016-10196?
CVE-2016-10196 affects Mozilla Firefox, Firefox ESR, Mozilla Thunderbird, and libevent versions up to 2.1.5.
What type of vulnerability is CVE-2016-10196?
CVE-2016-10196 is a stack-buffer overflow vulnerability occurring in the evutil.c file of libevent.
Is there an exploitation risk associated with CVE-2016-10196?
Yes, CVE-2016-10196 poses a significant risk of exploitation by attackers to execute arbitrary code.
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