CVE-2017-7811: Buffer Overflow

Reference Links

• https://bugzilla.mozilla.org/buglist.cgi?bug_id=1392105%2C1395919%2C1388113%2C1348955%2C1394522%2C1387659%2C1369560%2C1388045%2C1378658%2C1379414%2C1385112%2C1367497
• https://www.mozilla.org/security/advisories/mfsa2017-21/
• http://www.securityfocus.com/bid/101057
• http://www.securitytracker.com/id/1039465
• https://launchpad.net/bugs/cve/CVE-2017-7811
• https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/
• https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/#CVE-2017-7822
• https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/#CVE-2017-7811
• https://security-tracker.debian.org/tracker/CVE-2017-7811
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7811
• https://nvd.nist.gov/vuln/detail/CVE-2017-7811
• https://ubuntu.com/security/CVE-2017-7811

Parent vulnerabilities

(Appears in the following advisories)

• MFSA2017-21

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2017-7793
• CVE-2017-7817
• CVE-2017-7818
• CVE-2017-7819
• CVE-2017-7824
• CVE-2017-7805
• CVE-2017-7812
• CVE-2017-7814
• CVE-2017-7813
• CVE-2017-7825
• CVE-2017-7815
• CVE-2017-7816
• CVE-2017-7821
• CVE-2017-7823
• CVE-2017-7822
• CVE-2017-7820
• CVE-2017-7811
• CVE-2017-7810

Frequently Asked Questions

• What is CVE-2017-7811?

  CVE-2017-7811 is a vulnerability that involves memory safety bugs reported in Firefox 55, which may lead to memory corruption.

• Who reported the memory safety bugs in Firefox 55?

  The memory safety bugs in Firefox 55 were reported by Mozilla developers and community members Christian Holler, Jason Kratzer, Tobias Schneider, Tyson Smith, David Keeler, Nicolas B. Pierron, Mike Hommey, Ronald Crane, Tooru Fujisawa, and Philipp.

• What is the severity of CVE-2017-7811?

  The severity of CVE-2017-7811 is critical with a severity value of 9.

• How can I fix the vulnerability CVE-2017-7811?

  To fix the vulnerability CVE-2017-7811, update Mozilla Firefox to version 56 or later.

• Are there any additional references for CVE-2017-7811?

  Yes, you can find additional references for CVE-2017-7811 at the following links: [https://bugzilla.mozilla.org/buglist.cgi?bug_id=1392105%2C1395919%2C1388113%2C1348955%2C1394522%2C1387659%2C1369560%2C1388045%2C1378658%2C1379414%2C1385112%2C1367497](https://bugzilla.mozilla.org/buglist.cgi?bug_id=1392105%2C1395919%2C1388113%2C1348955%2C1394522%2C1387659%2C1369560%2C1388045%2C1378658%2C1379414%2C1385112%2C1367497), [https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/](https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/), [http://www.securityfocus.com/bid/101057](http://www.securityfocus.com/bid/101057)