Amazon Linux 1 Security Advisory: ALAS-2014-315
Advisory Release Date: 2014-03-24 23:38 Pacific
Advisory Updated Date: 2014-09-18 00:05 Pacific
The installUpdates function in yum-cron/yum-cron.py in yum 3.4.3 and earlier does not properly check the return value of the sigCheckPkg function, which allows remote attackers to bypass the RMP package signing restriction via an unsigned package.
Affected Packages:
yum
Issue Correction:
Run yum update yum to update your system.
noarch:
yum-cron-security-3.4.3-137.49.amzn1.noarch
yum-cron-hourly-3.4.3-137.49.amzn1.noarch
yum-3.4.3-137.49.amzn1.noarch
yum-cron-3.4.3-137.49.amzn1.noarch
yum-cron-daily-3.4.3-137.49.amzn1.noarch
src:
yum-3.4.3-137.49.amzn1.src