Amazon Linux 2 Security Advisory: ALAS-2019-1262
Advisory Release Date: 2019-08-07 23:51 Pacific
Advisory Updated Date: 2019-08-09 13:31 Pacific
Severity:
Medium
Issue Overview:
It was found that encrypted connections did not honor the 'ioblocktimeout' parameter to end blocking requests. As a result, an unauthenticated attacker could repeatedly start a sufficient number of encrypted connections to block all workers, resulting in a denial of service. (CVE-2019-3883)
Affected Packages:
389-ds-base
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update 389-ds-base to update your system.
New Packages:
aarch64:
389-ds-base-1.3.8.4-25.1.amzn2.0.1.aarch64
389-ds-base-libs-1.3.8.4-25.1.amzn2.0.1.aarch64
389-ds-base-devel-1.3.8.4-25.1.amzn2.0.1.aarch64
389-ds-base-snmp-1.3.8.4-25.1.amzn2.0.1.aarch64
389-ds-base-debuginfo-1.3.8.4-25.1.amzn2.0.1.aarch64
i686:
389-ds-base-1.3.8.4-25.1.amzn2.0.1.i686
389-ds-base-libs-1.3.8.4-25.1.amzn2.0.1.i686
389-ds-base-devel-1.3.8.4-25.1.amzn2.0.1.i686
389-ds-base-snmp-1.3.8.4-25.1.amzn2.0.1.i686
389-ds-base-debuginfo-1.3.8.4-25.1.amzn2.0.1.i686
src:
389-ds-base-1.3.8.4-25.1.amzn2.0.1.src
x86_64:
389-ds-base-1.3.8.4-25.1.amzn2.0.1.x86_64
389-ds-base-libs-1.3.8.4-25.1.amzn2.0.1.x86_64
389-ds-base-devel-1.3.8.4-25.1.amzn2.0.1.x86_64
389-ds-base-snmp-1.3.8.4-25.1.amzn2.0.1.x86_64
389-ds-base-debuginfo-1.3.8.4-25.1.amzn2.0.1.x86_64