RHSA-2020:4950 - Security Advisory

标题

An update for freetype is now available for Red Hat Enterprise Linux 8.1 Extended Update Support.

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.

描述

FreeType is a free, high-quality, portable font engine that can open and manage font files. FreeType loads, hints, and renders individual glyphs efficiently.

Security Fix(es):

• freetype: Heap-based buffer overflow due to integer truncation in Load_SBit_Png (CVE-2020-15999)

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.

解决方案

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The X server must be restarted (log out, then log back in) for this update to take effect.

受影响的产品

• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.1 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.1 s390x
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.1 ppc64le
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.1 aarch64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.1 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.1 x86_64

修复

• BZ - 1890210 - CVE-2020-15999 freetype: Heap-based buffer overflow due to integer truncation in Load_SBit_Png

CVE

• CVE-2020-15999

参考

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