Mehrere Probleme in firefox
ID: | RHSA-2021:0655-01 |
Distribution: | Red Hat |
Plattformen: | Red Hat Enterprise Linux |
Datum: | Mi, 24. Februar 2021, 22:59 |
Referenzen: | https://access.redhat.com/security/cve/CVE-2021-23968
https://access.redhat.com/security/cve/CVE-2021-23978 https://access.redhat.com/security/cve/CVE-2021-23973 https://access.redhat.com/security/cve/CVE-2021-23969 |
Applikationen: | Mozilla Firefox |
Originalnachricht |
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Critical: firefox security update Advisory ID: RHSA-2021:0655-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:0655 Issue date: 2021-02-24 CVE Names: CVE-2021-23968 CVE-2021-23969 CVE-2021-23973 CVE-2021-23978 ===================================================================== 1. Summary: An update for firefox is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64 3. Description: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 78.8.0 ESR. Security Fix(es): * Mozilla: Content Security Policy violation report could have contained the destination of a redirect (CVE-2021-23968) * Mozilla: Content Security Policy violation report could have contained the destination of a redirect (CVE-2021-23969) * Mozilla: Memory safety bugs fixed in Firefox 86 and Firefox ESR 78.8 (CVE-2021-23978) * Mozilla: MediaError message property could have leaked information about cross-origin resources (CVE-2021-23973) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the update, Firefox must be restarted for the changes to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1932109 - CVE-2021-23969 Mozilla: Content Security Policy violation report could have contained the destination of a redirect 1932110 - CVE-2021-23968 Mozilla: Content Security Policy violation report could have contained the destination of a redirect 1932111 - CVE-2021-23973 Mozilla: MediaError message property could have leaked information about cross-origin resources 1932112 - CVE-2021-23978 Mozilla: Memory safety bugs fixed in Firefox 86 and Firefox ESR 78.8 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: firefox-78.8.0-1.el8_3.src.rpm aarch64: firefox-78.8.0-1.el8_3.aarch64.rpm firefox-debuginfo-78.8.0-1.el8_3.aarch64.rpm firefox-debugsource-78.8.0-1.el8_3.aarch64.rpm ppc64le: firefox-78.8.0-1.el8_3.ppc64le.rpm firefox-debuginfo-78.8.0-1.el8_3.ppc64le.rpm firefox-debugsource-78.8.0-1.el8_3.ppc64le.rpm s390x: firefox-78.8.0-1.el8_3.s390x.rpm firefox-debuginfo-78.8.0-1.el8_3.s390x.rpm firefox-debugsource-78.8.0-1.el8_3.s390x.rpm x86_64: firefox-78.8.0-1.el8_3.x86_64.rpm firefox-debuginfo-78.8.0-1.el8_3.x86_64.rpm firefox-debugsource-78.8.0-1.el8_3.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2021-23968 https://access.redhat.com/security/cve/CVE-2021-23969 https://access.redhat.com/security/cve/CVE-2021-23973 https://access.redhat.com/security/cve/CVE-2021-23978 https://access.redhat.com/security/updates/classification/#critical 8. Contact: The Red Hat security contact is |