An update of the go package has been released.

Golang: Elliptic curves carry propagation issue in x86-64 P-256. A carry propagation flaw was found in the implementation of the P-256 elliptic curve in golang. An attacker could use this flaw to extract private keys when static ECDH is used. (CVE-2017-8932)

An update for golang is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The golang packages provide the Go programming language compiler.

The following packages have been upgraded to a later upstream version:
golang (1.8.3). (BZ#1414500)

Security Fix(es) :

* A carry propagation flaw was found in the implementation of the P-256 elliptic curve in golang. An attacker could possibly use this flaw to extract private keys when static ECDH was used.
(CVE-2017-8932)

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.4 Release Notes linked from the References section.

According to the version of the golang packages installed, the EulerOS installation on the remote host is affected by the following vulnerability :

  - A carry propagation flaw was found in the     implementation of the P-256 elliptic curve in golang.
    An attacker could possibly use this flaw to extract     private keys when static ECDH was used. (CVE-2017-8932)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for go fixes the following issues :

  - CVE-2017-8932: Add patch to fix carry bug in x86-64     P-256 implementation (boo#1040618)

Please note that go applications will need to be rebuilt to get this fix, as all go applications are statically linked.

As we are regulary releasing updates to our distribution go applications they are not specifically included here.

The following packages have been upgraded to a later upstream version:
golang (1.8.3).

Security Fix(es) :

  - A carry propagation flaw was found in the implementation     of the P-256 elliptic curve in golang. An attacker could     possibly use this flaw to extract private keys when     static ECDH was used. (CVE-2017-8932)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2017-1859 advisory.

    - fix CVE-2017-8932

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

- Bump to 1.8.3

  - Security fix for CVE-2017-8932

  - add support for 28+bit OIDs in asn1

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

- Bump to 1.7.6

  - Security fix for CVE-2017-8932

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Published	Updated	Severity
121738	Photon OS 1.0: Go PHSA-2017-0039	Nessus	PhotonOS Local Security Checks	2/7/2019	7/23/2024	medium
101551	Amazon Linux AMI : golang (ALAS-2017-857)	Nessus	Amazon Linux Local Security Checks	7/17/2017	4/18/2018	medium
102103	RHEL 7 : golang (RHSA-2017:1859)	Nessus	Red Hat Local Security Checks	8/2/2017	10/24/2019	high
103083	EulerOS 2.0 SP2 : golang (EulerOS-SA-2017-1225)	Nessus	Huawei Local Security Checks	9/11/2017	1/6/2021	medium
102738	CentOS 7 : golang (CESA-2017:1859)	Nessus	CentOS Local Security Checks	8/25/2017	1/4/2021	high
101129	openSUSE Security Update : go (openSUSE-2017-719)	Nessus	SuSE Local Security Checks	6/30/2017	1/19/2021	medium
102643	Scientific Linux Security Update : golang on (20170801)	Nessus	Scientific Linux Local Security Checks	8/22/2017	1/14/2021	medium
102339	Oracle Linux 7 : golang (ELSA-2017-1859)	Nessus	Oracle Linux Local Security Checks	8/10/2017	10/22/2024	medium
102026	Fedora 26 : golang (2017-8f018a3d39)	Nessus	Fedora Local Security Checks	7/28/2017	1/6/2021	medium
100855	Fedora 25 : golang (2017-278f46fcd6)	Nessus	Fedora Local Security Checks	6/19/2017	1/11/2021	medium

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