Out-of-bounds Write Affecting firefox package, versions <0:52.1.0-2.el6_9
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS6-FIREFOX-2141717
- published26 Jul 2021
- disclosed19 Apr 2017
Introduced: 19 Apr 2017
CVE-2017-5448 (opens in a new tab)How to fix?
Upgrade Centos:6 firefox to version 0:52.1.0-2.el6_9 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Centos.
See How to fix? for Centos:6 relevant fixed versions and status.
An out-of-bounds write in "ClearKeyDecryptor" while decrypting some Clearkey-encrypted media content. The "ClearKeyDecryptor" code runs within the Gecko Media Plugin (GMP) sandbox. If a second mechanism is found to escape the sandbox, this vulnerability allows for the writing of arbitrary data within memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.
References
- http://www.securityfocus.com/bid/97940
- https://bugzilla.mozilla.org/show_bug.cgi?id=1346648
- 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://access.redhat.com/security/cve/CVE-2017-5448
- https://www.debian.org/security/2017/dsa-3831
- https://access.redhat.com/errata/RHSA-2017:1104
- http://www.securitytracker.com/id/1038320