ESB-2018.0952 - [Debian] openssl1.0: Denial of service - Remote/unauthenticated 2018-04-03

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.0952
                        openssl1.0 security update
                               3 April 2018

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           openssl1.0
Publisher:         Debian
Operating System:  Debian GNU/Linux 9
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-0739  

Reference:         ESB-2018.0951
                   ESB-2018.0945
                   ESB-2018.0932
                   ESB-2018.0896

Original Bulletin: 
   http://www.debian.org/security/2018/dsa-4158

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Debian Security Advisory DSA-4158-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
March 29, 2018                        https://www.debian.org/security/faq
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Package        : openssl1.0
CVE ID         : CVE-2018-0739

It was discovered that constructed ASN.1 types with a recursive
definition could exceed the stack, potentially leading to a denial of
service.

Details can be found in the upstream advisory:
https://www.openssl.org/news/secadv/20180327.txt

For the stable distribution (stretch), this problem has been fixed in
version 1.0.2l-2+deb9u3.

We recommend that you upgrade your openssl1.0 packages.

For the detailed security status of openssl1.0 please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/openssl1.0

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

Mailing list: debian-security-announce@lists.debian.org
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