Synopsis

Critical: firefox security update

Type/Severity

Security Advisory: Critical

Topic

An update for firefox is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions.

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.

Description

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 68.4.1 ESR.

Security Fix(es):

• Mozilla: IonMonkey type confusion with StoreElementHole and FallibleStoreElement (CVE-2019-17026)
  
• Mozilla: Use-after-free in worker destruction (CVE-2019-17008)
  
• Mozilla: Memory safety bugs fixed in Firefox 71 and Firefox ESR 68.3 (CVE-2019-17012)
  
• Mozilla: Bypass of @namespace CSS sanitization during pasting (CVE-2019-17016)
  
• Mozilla: Type Confusion in XPCVariant.cpp (CVE-2019-17017)
  
• Mozilla: Memory safety bugs fixed in Firefox 72 and Firefox ESR 68.4 (CVE-2019-17024)
  
• Mozilla: Buffer overflow in plain text serializer (CVE-2019-17005)
  
• Mozilla: Use-after-free when performing device orientation checks (CVE-2019-17010)
  
• Mozilla: Use-after-free when retrieving a document in antitracking (CVE-2019-17011)
  
• Mozilla: CSS sanitization does not escape HTML tags (CVE-2019-17022)
  

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.

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.

Affected Products

• Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.0 ppc64le
• Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.0 x86_64

Fixes

• BZ - 1779431 - CVE-2019-17008 Mozilla: Use-after-free in worker destruction
• BZ - 1779434 - CVE-2019-17010 Mozilla: Use-after-free when performing device orientation checks
• BZ - 1779435 - CVE-2019-17005 Mozilla: Buffer overflow in plain text serializer
• BZ - 1779436 - CVE-2019-17011 Mozilla: Use-after-free when retrieving a document in antitracking
• BZ - 1779437 - CVE-2019-17012 Mozilla: Memory safety bugs fixed in Firefox 71 and Firefox ESR 68.3
• BZ - 1788723 - CVE-2019-17016 Mozilla: Bypass of @namespace CSS sanitization during pasting
• BZ - 1788724 - CVE-2019-17017 Mozilla: Type Confusion in XPCVariant.cpp
• BZ - 1788726 - CVE-2019-17022 Mozilla: CSS sanitization does not escape HTML tags
• BZ - 1788727 - CVE-2019-17024 Mozilla: Memory safety bugs fixed in Firefox 72 and Firefox ESR 68.4
• BZ - 1789214 - CVE-2019-17026 Mozilla: IonMonkey type confusion with StoreElementHole and FallibleStoreElement

CVEs

• CVE-2019-17005
• CVE-2019-17008
• CVE-2019-17010
• CVE-2019-17011
• CVE-2019-17012
• CVE-2019-17016
• CVE-2019-17017
• CVE-2019-17022
• CVE-2019-17024
• CVE-2019-17026

References

• https://access.redhat.com/security/updates/classification/#critical
• https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/
• https://www.mozilla.org/en-US/security/advisories/mfsa2020-02/

Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.0

SRPM
firefox-68.4.1-1.el8_0.src.rpm	SHA-256: 7da825ab07487df01d8f3794e1df359cbbb21c7727c3f18a9ee8ac6e823cb176
ppc64le
firefox-68.4.1-1.el8_0.ppc64le.rpm	SHA-256: 46506487bbb609d834ed82e1eac7af542e4b3633f76c18f3cdd08fecd497a204
firefox-debuginfo-68.4.1-1.el8_0.ppc64le.rpm	SHA-256: 3dd86e13cd8f4ffc492c1dce02c65d89912ebc60a058135efb3daf9dd763ea50
firefox-debugsource-68.4.1-1.el8_0.ppc64le.rpm	SHA-256: 68124f5cc74c51988d98cdde6d5261c20e16d84415ffbfb972fd0dc62a191c88

Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.0

SRPM
firefox-68.4.1-1.el8_0.src.rpm	SHA-256: 7da825ab07487df01d8f3794e1df359cbbb21c7727c3f18a9ee8ac6e823cb176
x86_64
firefox-68.4.1-1.el8_0.x86_64.rpm	SHA-256: 93a2da8ef72d4a8a6977894d12f26947fbcbebf09828c2e22b41b94e184c0433
firefox-debuginfo-68.4.1-1.el8_0.x86_64.rpm	SHA-256: 96e731575ef3f251441542350b96eb94c7d52e02a65fc778eda5d1d7525c3133
firefox-debugsource-68.4.1-1.el8_0.x86_64.rpm	SHA-256: 146128852ac65384d69ff4a0f9ca979f4c8f982d1b144130fc4ac5c95d76ed28