Vulnerability CVE-2019-11757: Information

Description

When following the value's prototype chain, it was possible to retain a reference to a locale, delete it, and subsequently reference it. This resulted in a use-after-free and a potentially exploitable crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

Severity: HIGH (8.8) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

URL: https://nvd.nist.gov/vuln/detail/CVE-2019-11757
Published: Jan. 8, 2020
Modified: Feb. 1, 2023
Error type identifier: CWE-416

Fixed packages

Package name
Branch
Fixed in version
Version from repository
Errata ID
Task #
State
firefoxsisyphus70.0.1-alt1127.0-alt1ALT-PU-2019-3087-1240250Fixed
firefoxp1070.0.1-alt1118.0.2-alt0.p10.1ALT-PU-2019-3087-1240250Fixed
firefoxp972.0.2-alt0.1.p9105.0.1-alt0.c9.1ALT-PU-2020-1617-1245893Fixed
firefoxc10f170.0.1-alt1112.0.2-alt0.p10.1ALT-PU-2019-3087-1240250Fixed
firefoxc9f272.0.2-alt0.1.p9105.0.1-alt0.c9.1ALT-PU-2020-1617-1245893Fixed
firefoxp1170.0.1-alt1126.0.1-alt1ALT-PU-2019-3087-1240250Fixed
firefox-esrsisyphus68.2.0-alt1115.11.0-alt1ALT-PU-2019-3056-1239816Fixed
firefox-esrp1068.2.0-alt1115.11.0-alt1ALT-PU-2019-3056-1239816Fixed
firefox-esrp968.2.0-alt1102.11.0-alt0.c9.1ALT-PU-2019-3106-1240257Fixed
firefox-esrp868.2.0-alt0.M80P.168.4.1-alt0.M80P.1ALT-PU-2019-3218-1242089Fixed
firefox-esrc10f168.2.0-alt1115.9.1-alt0.c10.1ALT-PU-2019-3056-1239816Fixed
firefox-esrc9f278.7.1-alt0.1.c9102.12.0-alt0.c9.1ALT-PU-2021-1368-1264611Fixed
firefox-esrp1168.2.0-alt1115.11.0-alt1ALT-PU-2019-3056-1239816Fixed
thunderbirdsisyphus68.4.2-alt1115.9.0-alt1ALT-PU-2020-1166-1243898Fixed
thunderbirdp1068.4.2-alt1115.9.0-alt1ALT-PU-2020-1166-1243898Fixed
thunderbirdp968.6.0-alt1102.11.0-alt0.c9.1ALT-PU-2020-1515-1245787Fixed
thunderbirdc10f168.4.2-alt1115.9.0-alt0.c10.1ALT-PU-2020-1166-1243898Fixed
thunderbirdc9f268.6.0-alt1102.11.0-alt0.c9.1ALT-PU-2020-1515-1245787Fixed
thunderbirdp1168.4.2-alt1115.9.0-alt1ALT-PU-2020-1166-1243898Fixed

References to Advisories, Solutions, and Tools

Hyperlink
Resource
https://www.mozilla.org/security/advisories/mfsa2019-35/
  • Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-34/
  • Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1577107
  • Issue Tracking
  • Permissions Required
https://www.mozilla.org/security/advisories/mfsa2019-33/
  • Vendor Advisory
GLSA-202003-10
  • Third Party Advisory
USN-4335-1
  • Third Party Advisory

    1. Configuration 1

      cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
      End excliding
      68.2
      cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
      End excliding
      68.2
      cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
      End excliding
      70.0

      Configuration 2

      cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
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