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Vulnerability of Mozilla Firefox: multiple vulnerabilities

Synthesis of the vulnerability 

An attacker can use several vulnerabilities of Mozilla Firefox.
Vulnerable systems: Debian, Fedora, Firefox, Thunderbird, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this threat: 3/4.
Number of vulnerabilities in this bulletin: 9.
Creation date: 01/06/2021.
Références of this weakness: CERTFR-2021-AVI-420, CERTFR-2021-AVI-433, CVE-2021-29959, CVE-2021-29960, CVE-2021-29961, CVE-2021-29962, CVE-2021-29963, CVE-2021-29964, CVE-2021-29965, CVE-2021-29966, CVE-2021-29967, DLA-2673-1, DLA-2679-1, DSA-4925-1, DSA-4927-1, FEDORA-2021-7b03865dbc, FEDORA-2021-af55f610eb, MFSA 2021-23, MFSA 2021-24, MFSA 2021-26, openSUSE-SU-2021:0858-1, openSUSE-SU-2021:0910-1, RHSA-2021:2206-01, RHSA-2021:2208-01, RHSA-2021:2214-01, RHSA-2021:2233-01, RHSA-2021:2261-01, RHSA-2021:2262-01, RHSA-2021:2263-01, RHSA-2021:2264-01, SUSE-SU-2021:14743-1, SUSE-SU-2021:1884-1, SUSE-SU-2021:1886-1, SUSE-SU-2021:1919-1, SUSE-SU-2021:2003-1, USN-4978-1, USN-4995-1, VIGILANCE-VUL-35576.

Description of the vulnerability 

An attacker can use several vulnerabilities of Mozilla Firefox....
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This threat bulletin impacts software or systems such as Debian, Fedora, Firefox, Thunderbird, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this computer threat bulletin is important.

The trust level is of type confirmed by the editor, with an origin of document.

This bulletin is about 9 vulnerabilities.

An attacker with a expert ability can exploit this computer threat.

Solutions for this threat 

This vulnerability workaround will be public soon.
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