RHSA-2020:4351 - 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 86.0.4240.111.

Security Fix(es):

• chromium-browser: Inappropriate implementation in Blink (CVE-2020-16000)
• chromium-browser: Use after free in media (CVE-2020-16001)
• chromium-browser: Use after free in PDFium (CVE-2020-16002)
• freetype: Heap-based buffer overflow due to integer truncation in Load_SBit_Png (CVE-2020-15999)
• chromium-browser: Use after free in printing (CVE-2020-16003)

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 - 1890210 - CVE-2020-15999 freetype: Heap-based buffer overflow due to integer truncation in Load_SBit_Png
• BZ - 1890266 - CVE-2020-16000 chromium-browser: Inappropriate implementation in Blink
• BZ - 1890267 - CVE-2020-16001 chromium-browser: Use after free in media
• BZ - 1890268 - CVE-2020-16002 chromium-browser: Use after free in PDFium
• BZ - 1890269 - CVE-2020-16003 chromium-browser: Use after free in printing

CVEs

• CVE-2020-15999
• CVE-2020-16000
• CVE-2020-16001
• CVE-2020-16002
• CVE-2020-16003

References

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