ALAS-2018-1101

Related Vulnerabilities: CVE-2018-14647  

Python's elementtree C accelerator failed to initialise Expat's hash salt during initialization. This could make it easy to conduct denial of service attacks against Expat by contructing an XML document that would cause pathological hash collisions in Expat's internal data structures, consuming large amounts CPU and RAM.(CVE-2018-14647)

ALAS-2018-1101


Amazon Linux AMI Security Advisory: ALAS-2018-1101
Advisory Release Date: 2018-11-05 21:47 Pacific
Advisory Updated Date: 2018-11-08 01:01 Pacific
Severity: Medium
References: CVE-2018-14647 

Issue Overview:

Python's elementtree C accelerator failed to initialise Expat's hash salt during initialization. This could make it easy to conduct denial of service attacks against Expat by contructing an XML document that would cause pathological hash collisions in Expat's internal data structures, consuming large amounts CPU and RAM.(CVE-2018-14647)


Affected Packages:

python35


Issue Correction:
Run yum update python35 to update your system.

New Packages:
i686:
    python35-libs-3.5.6-1.13.amzn1.i686
    python35-test-3.5.6-1.13.amzn1.i686
    python35-debuginfo-3.5.6-1.13.amzn1.i686
    python35-3.5.6-1.13.amzn1.i686
    python35-devel-3.5.6-1.13.amzn1.i686
    python35-tools-3.5.6-1.13.amzn1.i686

src:
    python35-3.5.6-1.13.amzn1.src

x86_64:
    python35-debuginfo-3.5.6-1.13.amzn1.x86_64
    python35-tools-3.5.6-1.13.amzn1.x86_64
    python35-3.5.6-1.13.amzn1.x86_64
    python35-devel-3.5.6-1.13.amzn1.x86_64
    python35-test-3.5.6-1.13.amzn1.x86_64
    python35-libs-3.5.6-1.13.amzn1.x86_64