Security update for MozillaThunderbird SUSE Patch security@suse.de SUSE Security Team openSUSE-SU-2020:0544-1 Final 1 1 2020-04-23T08:12:15Z current 2020-04-23T08:12:15Z 2020-04-23T08:12:15Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for MozillaThunderbird This update for MozillaThunderbird to version 68.7.0 fixes the following issues: - CVE-2020-6819: Use-after-free while running the nsDocShell destructor (boo#1168630) - CVE-2020-6820: Use-after-free when handling a ReadableStream (boo#1168630) - CVE-2020-6821: Uninitialized memory could be read when using the WebGL copyTexSubImage() (boo#1168874) - CVE-2020-6822: Out of bounds write in GMPDecodeData when processing large images (boo#1168874) - CVE-2020-6825: Memory safety bugs fixed (boo#1168874) This update was imported from the SUSE:SLE-15:Update update project. The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). openSUSE-2020-544 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/PXGR4OU5ZZBQU47IZYFC336KLYA7XPJK/ E-Mail link for openSUSE-SU-2020:0544-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1168630 SUSE Bug 1168630 https://bugzilla.suse.com/1168874 SUSE Bug 1168874 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 https://www.suse.com/security/cve/CVE-2020-6821/ SUSE CVE CVE-2020-6821 page https://www.suse.com/security/cve/CVE-2020-6822/ SUSE CVE CVE-2020-6822 page https://www.suse.com/security/cve/CVE-2020-6825/ SUSE CVE CVE-2020-6825 page openSUSE Leap 15.1 MozillaThunderbird-68.7.0-lp151.2.35.1 MozillaThunderbird-translations-common-68.7.0-lp151.2.35.1 MozillaThunderbird-translations-other-68.7.0-lp151.2.35.1 MozillaThunderbird-68.7.0-lp151.2.35.1 as a component of openSUSE Leap 15.1 MozillaThunderbird-translations-common-68.7.0-lp151.2.35.1 as a component of openSUSE Leap 15.1 MozillaThunderbird-translations-other-68.7.0-lp151.2.35.1 as a component of openSUSE Leap 15.1 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 openSUSE Leap 15.1:MozillaThunderbird-68.7.0-lp151.2.35.1 openSUSE Leap 15.1:MozillaThunderbird-translations-common-68.7.0-lp151.2.35.1 openSUSE Leap 15.1:MozillaThunderbird-translations-other-68.7.0-lp151.2.35.1 important 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/PXGR4OU5ZZBQU47IZYFC336KLYA7XPJK/ 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 openSUSE Leap 15.1:MozillaThunderbird-68.7.0-lp151.2.35.1 openSUSE Leap 15.1:MozillaThunderbird-translations-common-68.7.0-lp151.2.35.1 openSUSE Leap 15.1:MozillaThunderbird-translations-other-68.7.0-lp151.2.35.1 important 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/PXGR4OU5ZZBQU47IZYFC336KLYA7XPJK/ 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 When reading from areas partially or fully outside the source resource with WebGL's <code>copyTexSubImage</code> method, the specification requires the returned values be zero. Previously, this memory was uninitialized, leading to potentially sensitive data disclosure. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75. CVE-2020-6821 openSUSE Leap 15.1:MozillaThunderbird-68.7.0-lp151.2.35.1 openSUSE Leap 15.1:MozillaThunderbird-translations-common-68.7.0-lp151.2.35.1 openSUSE Leap 15.1:MozillaThunderbird-translations-other-68.7.0-lp151.2.35.1 important 5 AV:N/AC:L/Au:N/C:P/I:N/A:N To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/PXGR4OU5ZZBQU47IZYFC336KLYA7XPJK/ https://www.suse.com/security/cve/CVE-2020-6821.html CVE-2020-6821 https://bugzilla.suse.com/1168630 SUSE Bug 1168630 https://bugzilla.suse.com/1168874 SUSE Bug 1168874 On 32-bit builds, an out of bounds write could have occurred when processing an image larger than 4 GB in <code>GMPDecodeData</code>. It is possible that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75. CVE-2020-6822 openSUSE Leap 15.1:MozillaThunderbird-68.7.0-lp151.2.35.1 openSUSE Leap 15.1:MozillaThunderbird-translations-common-68.7.0-lp151.2.35.1 openSUSE Leap 15.1:MozillaThunderbird-translations-other-68.7.0-lp151.2.35.1 important 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/PXGR4OU5ZZBQU47IZYFC336KLYA7XPJK/ https://www.suse.com/security/cve/CVE-2020-6822.html CVE-2020-6822 https://bugzilla.suse.com/1168630 SUSE Bug 1168630 https://bugzilla.suse.com/1168874 SUSE Bug 1168874 Mozilla developers and community members Tyson Smith and Christian Holler reported memory safety bugs present in Firefox 74 and Firefox ESR 68.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75. CVE-2020-6825 openSUSE Leap 15.1:MozillaThunderbird-68.7.0-lp151.2.35.1 openSUSE Leap 15.1:MozillaThunderbird-translations-common-68.7.0-lp151.2.35.1 openSUSE Leap 15.1:MozillaThunderbird-translations-other-68.7.0-lp151.2.35.1 important 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/PXGR4OU5ZZBQU47IZYFC336KLYA7XPJK/ https://www.suse.com/security/cve/CVE-2020-6825.html CVE-2020-6825 https://bugzilla.suse.com/1168630 SUSE Bug 1168630 https://bugzilla.suse.com/1168874 SUSE Bug 1168874