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openSUSE Leap 15.2: Important MozillaFirefox Update - 2021:0621-1

opensuse
Calendar Grey April 26, 2021
Dist Opensuse Esm H88
openSUSE has released a critical update addressing 8 significant vulnerabilities in MozillaFirefox, promoting enhanced security for users navigating the internet.
An update that fixes 8 vulnerabilities is now available

Description

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.

Topics%20covered

Topics Covered

security advisory update important fixes openSUSE MozillaFirefox

Patch

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods

like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.2:

zypper in -t patch openSUSE-2021-621=1

Package List

- openSUSE Leap 15.2 (x86_64):

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-debuginfo-78.10.0-lp152.2.55.1

MozillaFirefox-debugsource-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

References

https://www.suse.com/security/cve/CVE-2021-23961.html

https://www.suse.com/security/cve/CVE-2021-23994.html

https://www.suse.com/security/cve/CVE-2021-23995.html

https://www.suse.com/security/cve/CVE-2021-23998.html

https://www.suse.com/security/cve/CVE-2021-23999.html

https://www.suse.com/security/cve/CVE-2021-24002.html

https://www.suse.com/security/cve/CVE-2021-29945.html

https://www.suse.com/security/cve/CVE-2021-29946.html

https://bugzilla.suse.com/1184960

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2021:0621-1
Rating: important
Affected Products: openSUSE Leap 15.2 .

Topics%20covered

Topics Covered

security advisory update important fixes openSUSE MozillaFirefox

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