RHSA-2020:3723 - Security Advisory

Topic

An update for chromium-browser is now available for Red Hat Enterprise Linux 6 Supplementary.

Red Hat Product Security has rated this update as having a security impact of Important. 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

Chromium is an open-source web browser, powered by WebKit (Blink).

This update upgrades Chromium to version 85.0.4183.83.

Security Fix(es):

• chromium-browser: Use after free in presentation API (CVE-2020-6559)
• chromium-browser: Incorrect security UI in Omnibox (CVE-2020-6571)
• chromium-browser: Insufficient policy enforcement in autofill (CVE-2020-6560)
• chromium-browser: Inappropriate implementation in Content Security Policy (CVE-2020-6561)
• chromium-browser: Insufficient policy enforcement in Blink (CVE-2020-6562)
• chromium-browser: Insufficient policy enforcement in intent handling (CVE-2020-6563)
• chromium-browser: Incorrect security UI in permissions (CVE-2020-6564)
• chromium-browser: Incorrect security UI in Omnibox (CVE-2020-6565)
• chromium-browser: Insufficient policy enforcement in media (CVE-2020-6566)
• chromium-browser: Insufficient validation of untrusted input in command line handling (CVE-2020-6567)
• chromium-browser: Insufficient policy enforcement in intent handling (CVE-2020-6568)
• chromium-browser: Integer overflow in WebUSB (CVE-2020-6569)
• chromium-browser: Side-channel information leakage in WebRTC (CVE-2020-6570)

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, Chromium must be restarted for the changes to take effect.

Affected Products

• Red Hat Enterprise Linux Server 6 x86_64
• Red Hat Enterprise Linux Server 6 i386
• Red Hat Enterprise Linux Workstation 6 x86_64
• Red Hat Enterprise Linux Workstation 6 i386
• Red Hat Enterprise Linux Desktop 6 x86_64
• Red Hat Enterprise Linux Desktop 6 i386
• Red Hat Enterprise Linux for Scientific Computing 6 x86_64

Fixes

• BZ - 1872945 - CVE-2020-6559 chromium-browser: Use after free in presentation API
• BZ - 1872946 - CVE-2020-6560 chromium-browser: Insufficient policy enforcement in autofill
• BZ - 1872947 - CVE-2020-6561 chromium-browser: Inappropriate implementation in Content Security Policy
• BZ - 1872948 - CVE-2020-6562 chromium-browser: Insufficient policy enforcement in Blink
• BZ - 1872949 - CVE-2020-6563 chromium-browser: Insufficient policy enforcement in intent handling
• BZ - 1872950 - CVE-2020-6564 chromium-browser: Incorrect security UI in permissions
• BZ - 1872951 - CVE-2020-6565 chromium-browser: Incorrect security UI in Omnibox
• BZ - 1872952 - CVE-2020-6566 chromium-browser: Insufficient policy enforcement in media
• BZ - 1872953 - CVE-2020-6567 chromium-browser: Insufficient validation of untrusted input in command line handling
• BZ - 1872955 - CVE-2020-6568 chromium-browser: Insufficient policy enforcement in intent handling
• BZ - 1872956 - CVE-2020-6569 chromium-browser: Integer overflow in WebUSB
• BZ - 1872957 - CVE-2020-6570 chromium-browser: Side-channel information leakage in WebRTC
• BZ - 1872958 - CVE-2020-6571 chromium-browser: Incorrect security UI in Omnibox

CVEs

• CVE-2020-6559
• CVE-2020-6560
• CVE-2020-6561
• CVE-2020-6562
• CVE-2020-6563
• CVE-2020-6564
• CVE-2020-6565
• CVE-2020-6566
• CVE-2020-6567
• CVE-2020-6568
• CVE-2020-6569
• CVE-2020-6570
• CVE-2020-6571

References

• https://access.redhat.com/security/updates/classification/#important