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openSUSE 13.2 Advisory: Critical OpenSSH Buffer Overflow Issues

opensuse
Calendar Grey January 15, 2016
Dist Opensuse Esm H88
Essential openSUSE upgrade for OpenSSH addresses two critical problems: risk of private key leakage and buffer overflow flaws.
An update that fixes two vulnerabilities is now available

Description

This update for openssh fixes the following issues:

- CVE-2016-0777: A malicious or compromised server could cause the OpenSSH

client to expose part or all of the client's private key through the

roaming feature (bsc#961642)

- CVE-2016-0778: A malicious or compromised server could could trigger a

buffer overflow in the OpenSSH client through the roaming feature

(bsc#961645)

This update disables the undocumented feature supported by the OpenSSH

client and a commercial SSH server.

Patch

Patch Instructions:

To install this openSUSE Security Update use YaST online_update.

Alternatively you can run the command listed for your product:

- openSUSE 13.2:

zypper in -t patch openSUSE-2016-39=1

To bring your system up-to-date, use "zypper patch".

Package List

- openSUSE 13.2 (i586 x86_64):

openssh-6.6p1-5.3.1

openssh-askpass-gnome-6.6p1-5.3.1

openssh-askpass-gnome-debuginfo-6.6p1-5.3.1

openssh-debuginfo-6.6p1-5.3.1

openssh-debugsource-6.6p1-5.3.1

openssh-fips-6.6p1-5.3.1

openssh-helpers-6.6p1-5.3.1

openssh-helpers-debuginfo-6.6p1-5.3.1

References

https://www.suse.com/security/cve/CVE-2016-0777.html

https://www.suse.com/security/cve/CVE-2016-0778.html

https://bugzilla.suse.com/show_bug.cgi?id=961642

https://bugzilla.suse.com/show_bug.cgi?id=961645

Severity
critical
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2016:0127-1
Rating: critical
Affected Products: openSUSE 13.2 .

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