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[SECURITY] [DLA 2330-1] jruby security update



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Debian LTS Advisory DLA-2330-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/                                     
August 16, 2020                               https://wiki.debian.org/LTS
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Package        : jruby
Version        : 1.7.26-1+deb9u2
CVE ID         : CVE-2017-17742 CVE-2019-8320 CVE-2019-8321 CVE-2019-8322 
                 CVE-2019-8323 CVE-2019-8324 CVE-2019-8325 CVE-2019-16201 
                 CVE-2019-16254 CVE-2019-16255
Debian Bug     : 925987

Several vulnerabilities were fixed in JRuby,
a 100% pure-Java implementation of Ruby.

CVE-2017-17742
CVE-2019-16254

    HTTP Response Splitting attacks in the HTTP server of WEBrick.

CVE-2019-16201

    Regular Expression Denial of Service vulnerability of WEBrick's 
    Digest access authentication.

CVE-2019-8320

    Delete directory using symlink when decompressing tar.

CVE-2019-8321

    Escape sequence injection vulnerability in verbose.

CVE-2019-8322

    Escape sequence injection vulnerability in gem owner.

CVE-2019-8323

    Escape sequence injection vulnerability in API response handling.

CVE-2019-8324

    Installing a malicious gem may lead to arbitrary code execution.

CVE-2019-8325

    Escape sequence injection vulnerability in errors.

CVE-2019-16255

    Code injection vulnerability of Shell#[] and Shell#test.

For Debian 9 stretch, these problems have been fixed in version
1.7.26-1+deb9u2.

We recommend that you upgrade your jruby packages.

For the detailed security status of jruby please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/jruby

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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