Home / vulnerabilities Red Hat Security Advisory 2016-0189-01
Posted on 17 February 2016
Source : packetstormsecurity.org Link
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Red Hat Security Advisory
Synopsis: Moderate: polkit security update
Advisory ID: RHSA-2016:0189-01
Product: Red Hat Enterprise Linux
Advisory URL: https://rhn.redhat.com/errata/RHSA-2016-0189.html
Issue date: 2016-02-16
CVE Names: CVE-2015-3256
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1. Summary:
Updated polkit packages that fix one security issue are now available for
Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having Moderate security
impact. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available from the CVE link in the
References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64
3. Description:
PolicyKit is a toolkit for defining and handling authorizations.
A denial of service flaw was found in how polkit handled authorization
requests. A local, unprivileged user could send malicious requests to
polkit, which could then cause the polkit daemon to corrupt its memory and
crash. (CVE-2015-3256)
All polkit users should upgrade to these updated packages, which contain a
backported patch to correct this issue. The system must be rebooted for
this update to take effect.
4. Solution:
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1245684 - CVE-2015-3256 polkit: Memory corruption via javascript rule evaluation
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source:
polkit-0.112-6.el7_2.src.rpm
x86_64:
polkit-0.112-6.el7_2.i686.rpm
polkit-0.112-6.el7_2.x86_64.rpm
polkit-debuginfo-0.112-6.el7_2.i686.rpm
polkit-debuginfo-0.112-6.el7_2.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
noarch:
polkit-docs-0.112-6.el7_2.noarch.rpm
x86_64:
polkit-debuginfo-0.112-6.el7_2.i686.rpm
polkit-debuginfo-0.112-6.el7_2.x86_64.rpm
polkit-devel-0.112-6.el7_2.i686.rpm
polkit-devel-0.112-6.el7_2.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
polkit-0.112-6.el7_2.src.rpm
x86_64:
polkit-0.112-6.el7_2.i686.rpm
polkit-0.112-6.el7_2.x86_64.rpm
polkit-debuginfo-0.112-6.el7_2.i686.rpm
polkit-debuginfo-0.112-6.el7_2.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
noarch:
polkit-docs-0.112-6.el7_2.noarch.rpm
x86_64:
polkit-debuginfo-0.112-6.el7_2.i686.rpm
polkit-debuginfo-0.112-6.el7_2.x86_64.rpm
polkit-devel-0.112-6.el7_2.i686.rpm
polkit-devel-0.112-6.el7_2.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
polkit-0.112-6.el7_2.src.rpm
noarch:
polkit-docs-0.112-6.el7_2.noarch.rpm
ppc64:
polkit-0.112-6.el7_2.ppc.rpm
polkit-0.112-6.el7_2.ppc64.rpm
polkit-debuginfo-0.112-6.el7_2.ppc.rpm
polkit-debuginfo-0.112-6.el7_2.ppc64.rpm
polkit-devel-0.112-6.el7_2.ppc.rpm
polkit-devel-0.112-6.el7_2.ppc64.rpm
ppc64le:
polkit-0.112-6.el7_2.ppc64le.rpm
polkit-debuginfo-0.112-6.el7_2.ppc64le.rpm
polkit-devel-0.112-6.el7_2.ppc64le.rpm
s390x:
polkit-0.112-6.el7_2.s390.rpm
polkit-0.112-6.el7_2.s390x.rpm
polkit-debuginfo-0.112-6.el7_2.s390.rpm
polkit-debuginfo-0.112-6.el7_2.s390x.rpm
polkit-devel-0.112-6.el7_2.s390.rpm
polkit-devel-0.112-6.el7_2.s390x.rpm
x86_64:
polkit-0.112-6.el7_2.i686.rpm
polkit-0.112-6.el7_2.x86_64.rpm
polkit-debuginfo-0.112-6.el7_2.i686.rpm
polkit-debuginfo-0.112-6.el7_2.x86_64.rpm
polkit-devel-0.112-6.el7_2.i686.rpm
polkit-devel-0.112-6.el7_2.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
polkit-0.112-6.el7_2.src.rpm
noarch:
polkit-docs-0.112-6.el7_2.noarch.rpm
x86_64:
polkit-0.112-6.el7_2.i686.rpm
polkit-0.112-6.el7_2.x86_64.rpm
polkit-debuginfo-0.112-6.el7_2.i686.rpm
polkit-debuginfo-0.112-6.el7_2.x86_64.rpm
polkit-devel-0.112-6.el7_2.i686.rpm
polkit-devel-0.112-6.el7_2.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2015-3256
https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2016 Red Hat, Inc.
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