CVE-2016-9066: Buffer Overflow

Reference Links

• https://bugzilla.mozilla.org/show_bug.cgi?id=1299686
• https://www.mozilla.org/en-US/security/advisories/mfsa2016-93/
• https://www.mozilla.org/en-US/security/advisories/mfsa2016-89/
• https://www.mozilla.org/en-US/security/advisories/mfsa2016-90/
• http://rhn.redhat.com/errata/RHSA-2016-2780.html
• http://www.securityfocus.com/bid/94336
• http://www.securitytracker.com/id/1037298
• https://security.gentoo.org/glsa/201701-15
• https://www.debian.org/security/2016/dsa-3730
• https://www.mozilla.org/security/advisories/mfsa2016-89/
• https://www.mozilla.org/security/advisories/mfsa2016-90/
• https://www.mozilla.org/security/advisories/mfsa2016-93/
• https://security-tracker.debian.org/tracker/CVE-2016-9066

Parent vulnerabilities

(Appears in the following advisories)

• MFSA2016-93
• MFSA2016-90
• MFSA2016-89

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2016-5296
• CVE-2016-5294
• CVE-2016-5297
• CVE-2016-9066
• CVE-2016-5291
• CVE-2016-9074
• CVE-2016-5290
• CVE-2016-5293
• CVE-2016-9064
• CVE-2016-5292
• CVE-2016-9065
• CVE-2016-9067
• CVE-2016-9068
• CVE-2016-9072
• CVE-2016-9075
• CVE-2016-9077
• CVE-2016-5295
• CVE-2016-5298
• CVE-2016-5299
• CVE-2016-9061
• CVE-2016-9062
• CVE-2016-9070
• CVE-2016-9073
• CVE-2016-9076
• CVE-2016-9063
• CVE-2016-9071
• CVE-2016-5289

Frequently Asked Questions

• What is CVE-2016-9066?

  CVE-2016-9066 is a vulnerability that can cause a buffer overflow and potentially exploitable crash due to memory allocation issues in Thunderbird, Firefox ESR, and Firefox.

• Which software is affected by CVE-2016-9066?

  Thunderbird versions below 45.5, Firefox ESR versions below 45.5, and Firefox versions below 50 are affected by CVE-2016-9066.

• What is the severity of CVE-2016-9066?

  CVE-2016-9066 has a severity value of 7, categorized as high.

• How does CVE-2016-9066 occur?

  CVE-2016-9066 occurs due to memory allocation issues when handling large amounts of incoming data, leading to a buffer overflow and potential crash.

• How can CVE-2016-9066 be fixed?

  To fix CVE-2016-9066, it is recommended to update Thunderbird to version 45.5 or newer, Firefox ESR to version 45.5 or newer, and Firefox to version 50 or newer.