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Related Vulnerabilities: CVE-2021-33582

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)

Source

ALAS-2022-1559

Amazon Linux AMI Security Advisory: ALAS-2022-1559
Advisory Release Date: 2022-01-18 20:13 Pacific
Advisory Updated Date: 2022-01-19 22:21 Pacific

Severity: Important

References: CVE-2021-33582

Issue Overview:

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.

New Packages:

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

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ALAS-2022-1559

ALAS-2022-1559

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