RedHat: RHSA-2022-1704:01 Important: firefox security update
Summary
Mozilla Firefox is an open-source web browser, designed for standards
compliance, performance, and portability.
This update upgrades Firefox to version 91.9.0 ESR.
Security Fix(es):
* Mozilla: Bypassing permission prompt in nested browsing contexts
(CVE-2022-29909)
* Mozilla: iframe Sandbox bypass (CVE-2022-29911)
* Mozilla: Fullscreen notification bypass using popups (CVE-2022-29914)
* Mozilla: Leaking browser history with CSS variables (CVE-2022-29916)
* Mozilla: Memory safety bugs fixed in Firefox 100 and Firefox ESR 91.9
(CVE-2022-29917)
* Mozilla: Reader mode bypassed SameSite cookies (CVE-2022-29912)
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.
Summary
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.
References
https://access.redhat.com/security/cve/CVE-2022-29909 https://access.redhat.com/security/cve/CVE-2022-29911 https://access.redhat.com/security/cve/CVE-2022-29912 https://access.redhat.com/security/cve/CVE-2022-29914 https://access.redhat.com/security/cve/CVE-2022-29916 https://access.redhat.com/security/cve/CVE-2022-29917 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux AppStream EUS (v. 8.2):
Source:
firefox-91.9.0-1.el8_2.src.rpm
aarch64:
firefox-91.9.0-1.el8_2.aarch64.rpm
firefox-debuginfo-91.9.0-1.el8_2.aarch64.rpm
firefox-debugsource-91.9.0-1.el8_2.aarch64.rpm
ppc64le:
firefox-91.9.0-1.el8_2.ppc64le.rpm
firefox-debuginfo-91.9.0-1.el8_2.ppc64le.rpm
firefox-debugsource-91.9.0-1.el8_2.ppc64le.rpm
s390x:
firefox-91.9.0-1.el8_2.s390x.rpm
firefox-debuginfo-91.9.0-1.el8_2.s390x.rpm
firefox-debugsource-91.9.0-1.el8_2.s390x.rpm
x86_64:
firefox-91.9.0-1.el8_2.x86_64.rpm
firefox-debuginfo-91.9.0-1.el8_2.x86_64.rpm
firefox-debugsource-91.9.0-1.el8_2.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/
![Dist Redhat](/images/distros/dist-redhat.png)
Topic
An update for firefox is now available for Red Hat Enterprise Linux 8.2Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux AppStream EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64
Bugs Fixed
2081468 - CVE-2022-29914 Mozilla: Fullscreen notification bypass using popups
2081469 - CVE-2022-29909 Mozilla: Bypassing permission prompt in nested browsing contexts
2081470 - CVE-2022-29916 Mozilla: Leaking browser history with CSS variables
2081471 - CVE-2022-29911 Mozilla: iframe Sandbox bypass
2081472 - CVE-2022-29912 Mozilla: Reader mode bypassed SameSite cookies
2081473 - CVE-2022-29917 Mozilla: Memory safety bugs fixed in Firefox 100 and Firefox ESR 91.9