RedHat: RHSA-2022-5472:01 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 91.11 ESR.
Security Fix(es):
* Mozilla: CSP sandbox header without `allow-scripts` can be bypassed via
retargeted javascript: URI (CVE-2022-34468)
* Mozilla: Use-after-free in nsSHistory (CVE-2022-34470)
* Mozilla: A popup window could be resized in a way to overlay the address
bar with web content (CVE-2022-34479)
* Mozilla: Memory safety bugs fixed in Firefox 102 and Firefox ESR 91.11
(CVE-2022-34484)
* Mozilla: Undesired attributes could be set as part of prototype pollution
(CVE-2022-2200)
* Mozilla: CSP bypass enabling stylesheet injection (CVE-2022-31744)
* Mozilla: Unavailable PAC file resulted in OCSP requests being blocked
(CVE-2022-34472)
* Mozilla: Potential integer overflow in ReplaceElementsAt (CVE-2022-34481)
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-2022-2200 https://access.redhat.com/security/cve/CVE-2022-31744 https://access.redhat.com/security/cve/CVE-2022-34468 https://access.redhat.com/security/cve/CVE-2022-34470 https://access.redhat.com/security/cve/CVE-2022-34472 https://access.redhat.com/security/cve/CVE-2022-34479 https://access.redhat.com/security/cve/CVE-2022-34481 https://access.redhat.com/security/cve/CVE-2022-34484 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux AppStream EUS (v.8.4):
Source:
firefox-91.11.0-2.el8_4.src.rpm
aarch64:
firefox-91.11.0-2.el8_4.aarch64.rpm
firefox-debuginfo-91.11.0-2.el8_4.aarch64.rpm
firefox-debugsource-91.11.0-2.el8_4.aarch64.rpm
ppc64le:
firefox-91.11.0-2.el8_4.ppc64le.rpm
firefox-debuginfo-91.11.0-2.el8_4.ppc64le.rpm
firefox-debugsource-91.11.0-2.el8_4.ppc64le.rpm
s390x:
firefox-91.11.0-2.el8_4.s390x.rpm
firefox-debuginfo-91.11.0-2.el8_4.s390x.rpm
firefox-debugsource-91.11.0-2.el8_4.s390x.rpm
x86_64:
firefox-91.11.0-2.el8_4.x86_64.rpm
firefox-debuginfo-91.11.0-2.el8_4.x86_64.rpm
firefox-debugsource-91.11.0-2.el8_4.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/
Topic
An update for firefox is now available for Red Hat Enterprise Linux 8.4Extended 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.8.4) - aarch64, ppc64le, s390x, x86_64
Bugs Fixed
2102161 - CVE-2022-34479 Mozilla: A popup window could be resized in a way to overlay the address bar with web content
2102162 - CVE-2022-34470 Mozilla: Use-after-free in nsSHistory
2102163 - CVE-2022-34468 Mozilla: CSP sandbox header without `allow-scripts` can be bypassed via retargeted javascript: URI
2102164 - CVE-2022-34481 Mozilla: Potential integer overflow in ReplaceElementsAt
2102165 - CVE-2022-31744 Mozilla: CSP bypass enabling stylesheet injection
2102166 - CVE-2022-34472 Mozilla: Unavailable PAC file resulted in OCSP requests being blocked
2102168 - CVE-2022-2200 Mozilla: Undesired attributes could be set as part of prototype pollution
2102169 - CVE-2022-34484 Mozilla: Memory safety bugs fixed in Firefox 102 and Firefox ESR 91.11
