RHSA-2018:2435 - Security Advisory

Topic

An update for flash-plugin 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

The flash-plugin package contains a Mozilla Firefox compatible Adobe Flash Player web browser plug-in.

This update upgrades Flash Player to version 30.0.0.154.

Security Fix(es):

• flash-plugin: Information Disclosure vulnerabilities (APSB18-25) (CVE-2018-12824, CVE-2018-12826, CVE-2018-12827)
• flash-plugin: Security Mitigation Bypass vulnerability (APSB18-25) (CVE-2018-12825)
• flash-plugin: Privilege Escalation vulnerability (APSB18-25) (CVE-2018-12828)

For more details about the security issue(s), including the impact, a CVSS score, 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

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

Fixes

• BZ - 1616026 - CVE-2018-12824 CVE-2018-12826 CVE-2018-12827 flash-plugin: Information Disclosure vulnerabilities (APSB18-25)
• BZ - 1616027 - CVE-2018-12828 flash-plugin: Privilege Escalation vulnerability (APSB18-25)
• BZ - 1616028 - CVE-2018-12825 flash-plugin: Security Mitigation Bypass vulnerability (APSB18-25)

CVEs

• CVE-2018-12824
• CVE-2018-12825
• CVE-2018-12826
• CVE-2018-12827
• CVE-2018-12828

References

• https://access.redhat.com/security/updates/classification/#important
• https://helpx.adobe.com/security/products/flash-player/apsb18-25.html