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Amazon Linux AMI: CVE-2019-1000020: Security patch for libarchive (ALAS-2019-1308)

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Amazon Linux AMI: CVE-2019-1000020: Security patch for libarchive (ALAS-2019-1308)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
02/04/2019
Created
10/12/2019
Added
10/11/2019
Modified
10/11/2019

Description

libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2.8.0 onwards) contains a CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in ISO9660 parser, archive_read_support_format_iso9660.c, read_CE()/parse_rockridge() that can result in DoS by infinite loop. This attack appears to be exploitable via the victim opening a specially crafted ISO9660 file.

Solution(s)

  • amazon-linux-upgrade-libarchive

References

  • amazon-linux-upgrade-libarchive

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