Amazon Linux 1 Security Advisory: ALAS-2022-1559
Advisory Release Date: 2022-01-18 20:13 Pacific
Advisory Updated Date: 2022-01-19 22:21 Pacific
A flaw was found in cyrus-imapd. A bad string hashing algorithm used in internal hash tables allows user inputs to be stored in predictable buckets. A user may cause a CPU denial of service by maliciously directing many inputs to a single bucket. The highest threat from this vulnerability is to system availability. (CVE-2021-33582)
Affected Packages:
cyrus-imapd
Issue Correction:
Run yum update cyrus-imapd to update your system.
i686:
cyrus-imapd-2.4.22-1.10.amzn1.i686
cyrus-imapd-utils-2.4.22-1.10.amzn1.i686
cyrus-imapd-debuginfo-2.4.22-1.10.amzn1.i686
cyrus-imapd-devel-2.4.22-1.10.amzn1.i686
src:
cyrus-imapd-2.4.22-1.10.amzn1.src
x86_64:
cyrus-imapd-2.4.22-1.10.amzn1.x86_64
cyrus-imapd-debuginfo-2.4.22-1.10.amzn1.x86_64
cyrus-imapd-utils-2.4.22-1.10.amzn1.x86_64
cyrus-imapd-devel-2.4.22-1.10.amzn1.x86_64