RHSA-2020:1270 - 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 80.0.3987.149.

Security Fix(es):

• chromium-browser: Use after free in WebGL (CVE-2020-6422)
• chromium-browser: Use after free in media (CVE-2020-6424)
• chromium-browser: Insufficient policy enforcement in extensions (CVE-2020-6425)
• chromium-browser: Inappropriate implementation in V8 (CVE-2020-6426)
• chromium-browser: Use after free in audio (CVE-2020-6427)
• chromium-browser: Use after free in audio (CVE-2020-6428)
• chromium-browser: Use after free in audio (CVE-2020-6429)
• chromium-browser: Use after free in audio (CVE-2020-6449)
• usrsctp: Out of bounds reads in sctp_load_addresses_from_init() (CVE-2019-20503)

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 - 1812203 - CVE-2019-20503 usrsctp: Out of bounds reads in sctp_load_addresses_from_init()
• BZ - 1815241 - CVE-2020-6424 chromium-browser: Use after free in media
• BZ - 1815242 - CVE-2020-6425 chromium-browser: Insufficient policy enforcement in extensions
• BZ - 1815243 - CVE-2020-6426 chromium-browser: Inappropriate implementation in V8
• BZ - 1815244 - CVE-2020-6427 chromium-browser: Use after free in audio
• BZ - 1815245 - CVE-2020-6428 chromium-browser: Use after free in audio
• BZ - 1815247 - CVE-2020-6429 chromium-browser: Use after free in audio
• BZ - 1815248 - CVE-2020-6449 chromium-browser: Use after free in audio
• BZ - 1815259 - CVE-2020-6422 chromium-browser: Use after free in WebGL

CVEs

• CVE-2019-20503
• CVE-2020-6422
• CVE-2020-6424
• CVE-2020-6425
• CVE-2020-6426
• CVE-2020-6427
• CVE-2020-6428
• CVE-2020-6429
• CVE-2020-6449

References

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