Security update for MozillaFirefox SUSE Patch security@suse.de SUSE Security Team openSUSE-SU-2021:0621-1 Final 1 1 2021-04-26T14:17:06Z current 2021-04-26T14:17:06Z 2021-04-26T14:17:06Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for MozillaFirefox This update for MozillaFirefox fixes the following issues: - Firefox was updated to 78.10.0 ESR (bsc#1184960) * CVE-2021-23994: Out of bound write due to lazy initialization * CVE-2021-23995: Use-after-free in Responsive Design Mode * CVE-2021-23998: Secure Lock icon could have been spoofed * CVE-2021-23961: More internal network hosts could have been probed by a malicious webpage * CVE-2021-23999: Blob URLs may have been granted additional privileges * CVE-2021-24002: Arbitrary FTP command execution on FTP servers using an encoded URL * CVE-2021-29945: Incorrect size computation in WebAssembly JIT could lead to null-reads * CVE-2021-29946: Port blocking could be bypassed This update was imported from the SUSE:SLE-15-SP2:Update update project. The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). openSUSE-2021-621 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/EAMQGZ2XSFHUQG4YR5BGYZEI5C3IGY4P/ E-Mail link for openSUSE-SU-2021:0621-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1184960 SUSE Bug 1184960 https://www.suse.com/security/cve/CVE-2021-23961/ SUSE CVE CVE-2021-23961 page https://www.suse.com/security/cve/CVE-2021-23994/ SUSE CVE CVE-2021-23994 page https://www.suse.com/security/cve/CVE-2021-23995/ SUSE CVE CVE-2021-23995 page https://www.suse.com/security/cve/CVE-2021-23998/ SUSE CVE CVE-2021-23998 page https://www.suse.com/security/cve/CVE-2021-23999/ SUSE CVE CVE-2021-23999 page https://www.suse.com/security/cve/CVE-2021-24002/ SUSE CVE CVE-2021-24002 page https://www.suse.com/security/cve/CVE-2021-29945/ SUSE CVE CVE-2021-29945 page https://www.suse.com/security/cve/CVE-2021-29946/ SUSE CVE CVE-2021-29946 page openSUSE Leap 15.2 MozillaFirefox-78.10.0-lp152.2.55.1 MozillaFirefox-branding-upstream-78.10.0-lp152.2.55.1 MozillaFirefox-buildsymbols-78.10.0-lp152.2.55.1 MozillaFirefox-devel-78.10.0-lp152.2.55.1 MozillaFirefox-translations-common-78.10.0-lp152.2.55.1 MozillaFirefox-translations-other-78.10.0-lp152.2.55.1 MozillaFirefox-78.10.0-lp152.2.55.1 as a component of openSUSE Leap 15.2 MozillaFirefox-branding-upstream-78.10.0-lp152.2.55.1 as a component of openSUSE Leap 15.2 MozillaFirefox-buildsymbols-78.10.0-lp152.2.55.1 as a component of openSUSE Leap 15.2 MozillaFirefox-devel-78.10.0-lp152.2.55.1 as a component of openSUSE Leap 15.2 MozillaFirefox-translations-common-78.10.0-lp152.2.55.1 as a component of openSUSE Leap 15.2 MozillaFirefox-translations-other-78.10.0-lp152.2.55.1 as a component of openSUSE Leap 15.2 Further techniques that built on the slipstream research combined with a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox < 85. CVE-2021-23961 openSUSE Leap 15.2:MozillaFirefox-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-branding-upstream-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-buildsymbols-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-devel-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-common-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-other-78.10.0-lp152.2.55.1 important 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/EAMQGZ2XSFHUQG4YR5BGYZEI5C3IGY4P/ https://www.suse.com/security/cve/CVE-2021-23961.html CVE-2021-23961 https://bugzilla.suse.com/1184960 SUSE Bug 1184960 A WebGL framebuffer was not initialized early enough, resulting in memory corruption and an out of bound write. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88. CVE-2021-23994 openSUSE Leap 15.2:MozillaFirefox-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-branding-upstream-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-buildsymbols-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-devel-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-common-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-other-78.10.0-lp152.2.55.1 important 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/EAMQGZ2XSFHUQG4YR5BGYZEI5C3IGY4P/ https://www.suse.com/security/cve/CVE-2021-23994.html CVE-2021-23994 https://bugzilla.suse.com/1184960 SUSE Bug 1184960 When Responsive Design Mode was enabled, it used references to objects that were previously freed. We presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88. CVE-2021-23995 openSUSE Leap 15.2:MozillaFirefox-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-branding-upstream-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-buildsymbols-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-devel-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-common-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-other-78.10.0-lp152.2.55.1 important 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/EAMQGZ2XSFHUQG4YR5BGYZEI5C3IGY4P/ https://www.suse.com/security/cve/CVE-2021-23995.html CVE-2021-23995 https://bugzilla.suse.com/1184960 SUSE Bug 1184960 Through complicated navigations with new windows, an HTTP page could have inherited a secure lock icon from an HTTPS page. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88. CVE-2021-23998 openSUSE Leap 15.2:MozillaFirefox-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-branding-upstream-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-buildsymbols-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-devel-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-common-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-other-78.10.0-lp152.2.55.1 important 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/EAMQGZ2XSFHUQG4YR5BGYZEI5C3IGY4P/ https://www.suse.com/security/cve/CVE-2021-23998.html CVE-2021-23998 https://bugzilla.suse.com/1184960 SUSE Bug 1184960 If a Blob URL was loaded through some unusual user interaction, it could have been loaded by the System Principal and granted additional privileges that should not be granted to web content. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88. CVE-2021-23999 openSUSE Leap 15.2:MozillaFirefox-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-branding-upstream-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-buildsymbols-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-devel-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-common-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-other-78.10.0-lp152.2.55.1 important 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/EAMQGZ2XSFHUQG4YR5BGYZEI5C3IGY4P/ https://www.suse.com/security/cve/CVE-2021-23999.html CVE-2021-23999 https://bugzilla.suse.com/1184960 SUSE Bug 1184960 When a user clicked on an FTP URL containing encoded newline characters (%0A and %0D), the newlines would have been interpreted as such and allowed arbitrary commands to be sent to the FTP server. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88. CVE-2021-24002 openSUSE Leap 15.2:MozillaFirefox-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-branding-upstream-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-buildsymbols-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-devel-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-common-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-other-78.10.0-lp152.2.55.1 important 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/EAMQGZ2XSFHUQG4YR5BGYZEI5C3IGY4P/ https://www.suse.com/security/cve/CVE-2021-24002.html CVE-2021-24002 https://bugzilla.suse.com/1184960 SUSE Bug 1184960 The WebAssembly JIT could miscalculate the size of a return type, which could lead to a null read and result in a crash. *Note: This issue only affected x86-32 platforms. Other platforms are unaffected.*. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88. CVE-2021-29945 openSUSE Leap 15.2:MozillaFirefox-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-branding-upstream-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-buildsymbols-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-devel-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-common-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-other-78.10.0-lp152.2.55.1 important 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/EAMQGZ2XSFHUQG4YR5BGYZEI5C3IGY4P/ https://www.suse.com/security/cve/CVE-2021-29945.html CVE-2021-29945 https://bugzilla.suse.com/1184960 SUSE Bug 1184960 Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking restrictions when used in the Alt-Svc header. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88. CVE-2021-29946 openSUSE Leap 15.2:MozillaFirefox-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-branding-upstream-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-buildsymbols-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-devel-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-common-78.10.0-lp152.2.55.1 openSUSE Leap 15.2:MozillaFirefox-translations-other-78.10.0-lp152.2.55.1 important 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/EAMQGZ2XSFHUQG4YR5BGYZEI5C3IGY4P/ https://www.suse.com/security/cve/CVE-2021-29946.html CVE-2021-29946 https://bugzilla.suse.com/1184960 SUSE Bug 1184960