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[security-announce] openSUSE-SU-2017:0792-1: important: Security update for mbedtls

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openSUSE Security Update: Security update for mbedtls

______________________________________________________________________________

 

Announcement ID: openSUSE-SU-2017:0792-1

Rating: important

References: #1029017

Cross-References: CVE-2017-2784

Affected Products:

SUSE Package Hub for SUSE Linux Enterprise 12

______________________________________________________________________________

 

An update that fixes one vulnerability is now available.

 

Description:

 

This update to mbedtls 1.3.19 fixes security issues and bugs.

 

The following vulnerability was fixed:

 

CVE-2017-2784: A remote user could have used a specially crafted

certificate to cause mbedtls to free a buffer allocated on the stack when

verifying the validity

of public key with a secp224k1 curve, which could have

allowed remote code execution on some platforms (boo#1029017)

 

The following non-security changes are included:

 

- Add checks to prevent signature forgeries for very large messages while

using RSA through the PK module in 64-bit systems.

- Fixed potential livelock during the parsing of a CRL in PEM format

 

 

Patch Instructions:

 

To install this openSUSE Security Update use YaST online_update.

Alternatively you can run the command listed for your product:

 

- SUSE Package Hub for SUSE Linux Enterprise 12:

 

zypper in -t patch openSUSE-2017-372=1

 

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

 

 

Package List:

 

- SUSE Package Hub for SUSE Linux Enterprise 12 (aarch64 ppc64le s390x x86_64):

 

libmbedtls9-1.3.19-5.1

mbedtls-devel-1.3.19-5.1

 

- SUSE Package Hub for SUSE Linux Enterprise 12 (aarch64 x86_64):

 

libmbedtls9-debuginfo-1.3.19-5.1

mbedtls-debugsource-1.3.19-5.1

 

 

References:

 

https://www.suse.com/security/cve/CVE-2017-2784.html

https://bugzilla.suse.com/1029017

 

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For additional commands, e-mail: opensuse-security-announce+help ( -at -) opensuse.org

 

 

 

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