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Debian LTS Advisory ([SECURITY] [DLA 2007-1] ruby2.1 security update)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'ruby2.1' package(s) announced via the DSA-2007-1 advisory.
Insight
Insight
Several flaws have been found in ruby2.1, an interpreter of an object-oriented scripting language. CVE-2019-15845 Path matching might pass in File.fnmatch and File.fnmatch? due to a NUL character injection. CVE-2019-16201 A loop caused by a wrong regular expression could lead to a denial of service of a WEBrick service. CVE-2019-16254 This is the same issue as CVE-2017-17742, whose fix was not complete. CVE-2019-16255 Giving untrusted data to the first argument of Shell#[] and Shell#test might lead to a code injection vulnerability.
Affected Software
Affected Software
'ruby2.1' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For Debian 8 'Jessie', these problems have been fixed in version 2.1.5-2+deb8u8. We recommend that you upgrade your ruby2.1 packages.