Red Hat Security Advisory: firefox security update

Fixed packages 3

Vulnerabilities 10

• High 8.8
  CVE-2019-17026 Exploited Public exploit EPSS 46%

  Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are…

  Mozilla Firefox Thunderbird Firefox ESR Browsers Debian Ubuntu Alpine
  Mar 2, 2020

  KEV Nov 3, 2021
• Unscored —
  CVE-2019-17005

  The plain text serializer used a fixed-size array for the number of <ol> elements it could process; however it was poss…

  Mozilla Firefox Thunderbird Firefox ESR Browsers Debian Ubuntu Alpine
  Jan 8, 2020
• Unscored —
  CVE-2019-17008

  When using nested workers, a use-after-free could occur during worker destruction. This resulted in a potentially explo…

  Mozilla Firefox Thunderbird Firefox ESR Browsers Debian Ubuntu Alpine
  Jan 8, 2020
• Unscored —
  CVE-2019-17010

  Under certain conditions, when checking the Resist Fingerprinting preference during device orientation checks, a race c…

  Mozilla Firefox Thunderbird Firefox ESR Browsers Debian Ubuntu Alpine
  Jan 8, 2020
• Unscored —
  CVE-2019-17011

  Under certain conditions, when retrieving a document from a DocShell in the antitracking code, a race condition could c…

  Mozilla Firefox Thunderbird Firefox ESR Browsers Debian Ubuntu Alpine
  Jan 8, 2020
• Unscored —
  CVE-2019-17012

  Mozilla developers reported memory safety bugs present in Firefox 70 and Firefox ESR 68.2. Some of these bugs showed ev…

  Mozilla Firefox Thunderbird Firefox ESR Browsers Debian Ubuntu Alpine
  Jan 8, 2020
• Unscored —
  CVE-2019-17016

  When pasting a &lt;style&gt; tag from the clipboard into a rich text editor, the CSS sanitizer incorrectly rewrites a @…

  Mozilla Firefox Firefox ESR thunderbird Browsers Debian Ubuntu Alpine
  Jan 8, 2020
• Unscored —
  CVE-2019-17017

  Due to a missing case handling object types, a type confusion vulnerability could occur, resulting in a crash. We presu…

  Mozilla Firefox Firefox ESR thunderbird Browsers Debian Ubuntu Alpine
  Jan 8, 2020
• Unscored —
  CVE-2019-17022

  When pasting a &lt;style&gt; tag from the clipboard into a rich text editor, the CSS sanitizer does not escape &lt; and…

  Mozilla Firefox Firefox ESR thunderbird Browsers Debian Ubuntu Alpine
  Jan 8, 2020
• Unscored —
  CVE-2019-17024

  Mozilla developers reported memory safety bugs present in Firefox 71 and Firefox ESR 68.3. Some of these bugs showed ev…

  Mozilla Firefox Firefox ESR thunderbird Browsers Debian Ubuntu Alpine
  Jan 8, 2020

References

• article
  https://access.redhat.com/security/updates/classification/#critical
• article
  https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/
• article
  https://www.mozilla.org/en-US/security/advisories/mfsa2020-02/
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1779431
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1779434
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1779435
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1779436
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1779437
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1788723
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1788724
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1788726
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1788727
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1789214
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_0295.json
• report
  https://access.redhat.com/security/cve/CVE-2019-17005
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-17005
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-17005
• article
  https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/#CVE-2019-17005
• report
  https://access.redhat.com/security/cve/CVE-2019-17008
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-17008
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-17008
• article
  https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/#CVE-2019-17008
• report
  https://access.redhat.com/security/cve/CVE-2019-17010
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-17010
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-17010
• article
  https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/#CVE-2019-17010
• report
  https://access.redhat.com/security/cve/CVE-2019-17011
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-17011
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-17011
• article
  https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/#CVE-2019-17011
• report
  https://access.redhat.com/security/cve/CVE-2019-17012
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-17012
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-17012
• article
  https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/#CVE-2019-17012
• report
  https://access.redhat.com/security/cve/CVE-2019-17016
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-17016
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-17016
• article
  https://www.mozilla.org/en-US/security/advisories/mfsa2020-02/#CVE-2019-17016
• report
  https://access.redhat.com/security/cve/CVE-2019-17017