Security update for MozillaFirefox SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2020:14337-1 Final 1 1 2020-04-07T09:18:35Z current 2020-04-07T09:18:35Z 2020-04-07T09:18:35Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for MozillaFirefox This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 68.6.1 ESR MFSA 2020-11 (bsc#1168630) * CVE-2020-6819 (bmo#1620818) Use-after-free while running the nsDocShell destructor * CVE-2020-6820 (bmo#1626728) Use-after-free when handling a ReadableStream The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). slessp4-MozillaFirefox-14337 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2020/suse-su-202014337-1/ Link for SUSE-SU-2020:14337-1 https://lists.suse.com/pipermail/sle-security-updates/2020-April/006684.html E-Mail link for SUSE-SU-2020:14337-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1168630 SUSE Bug 1168630 https://www.suse.com/security/cve/CVE-2020-6819/ SUSE CVE CVE-2020-6819 page https://www.suse.com/security/cve/CVE-2020-6820/ SUSE CVE CVE-2020-6820 page SUSE Linux Enterprise Server 11 SP4-LTSS MozillaFirefox-68.6.1-78.67.1 MozillaFirefox-translations-common-68.6.1-78.67.1 MozillaFirefox-translations-other-68.6.1-78.67.1 MozillaFirefox-68.6.1-78.67.1 as a component of SUSE Linux Enterprise Server 11 SP4-LTSS MozillaFirefox-translations-common-68.6.1-78.67.1 as a component of SUSE Linux Enterprise Server 11 SP4-LTSS MozillaFirefox-translations-other-68.6.1-78.67.1 as a component of SUSE Linux Enterprise Server 11 SP4-LTSS Under certain conditions, when running the nsDocShell destructor, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1. CVE-2020-6819 SUSE Linux Enterprise Server 11 SP4-LTSS:MozillaFirefox-68.6.1-78.67.1 SUSE Linux Enterprise Server 11 SP4-LTSS:MozillaFirefox-translations-common-68.6.1-78.67.1 SUSE Linux Enterprise Server 11 SP4-LTSS:MozillaFirefox-translations-other-68.6.1-78.67.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-202014337-1/ https://www.suse.com/security/cve/CVE-2020-6819.html CVE-2020-6819 https://bugzilla.suse.com/1168630 SUSE Bug 1168630 https://bugzilla.suse.com/1168874 SUSE Bug 1168874 Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1. CVE-2020-6820 SUSE Linux Enterprise Server 11 SP4-LTSS:MozillaFirefox-68.6.1-78.67.1 SUSE Linux Enterprise Server 11 SP4-LTSS:MozillaFirefox-translations-common-68.6.1-78.67.1 SUSE Linux Enterprise Server 11 SP4-LTSS:MozillaFirefox-translations-other-68.6.1-78.67.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-202014337-1/ https://www.suse.com/security/cve/CVE-2020-6820.html CVE-2020-6820 https://bugzilla.suse.com/1168630 SUSE Bug 1168630 https://bugzilla.suse.com/1168874 SUSE Bug 1168874