drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Ausführen beliebiger Kommandos in Linux
Name: |
Ausführen beliebiger Kommandos in Linux |
|
ID: |
RHSA-2017:1232-01 |
|
Distribution: |
Red Hat |
|
Plattformen: |
Red Hat Enterprise Linux |
|
Datum: |
Di, 16. Mai 2017, 14:47 |
|
Referenzen: |
https://access.redhat.com/security/cve/CVE-2017-2636 |
|
Applikationen: |
Linux |
|
Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1
===================================================================== Red Hat Security Advisory
Synopsis: Important: kernel security update Advisory ID: RHSA-2017:1232-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2017:1232 Issue date: 2017-05-16 CVE Names: CVE-2017-2636 =====================================================================
1. Summary:
An update for kernel is now available for Red Hat Enterprise Linux 6.5 Advanced Update Support and Red Hat Enterprise Linux 6.5 Telco Extended Update Support.
Red Hat Product Security has rated this update as having a security impact of Important. 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.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Server AUS (v. 6.5) - noarch, x86_64 Red Hat Enterprise Linux Server Optional AUS (v. 6.5) - x86_64 Red Hat Enterprise Linux Server Optional TUS (v. 6.5) - x86_64 Red Hat Enterprise Linux Server TUS (v. 6.5) - noarch, x86_64
3. Description:
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
* A race condition flaw was found in the N_HLDC Linux kernel driver when accessing n_hdlc.tbuf list that can lead to double free. A local, unprivileged user able to set the HDLC line discipline on the tty device could use this flaw to increase their privileges on the system. (CVE-2017-2636, Important)
Red Hat would like to thank Alexander Popov for reporting this issue.
4. Solution:
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
The system must be rebooted for this update to take effect.
5. Bugs fixed (https://bugzilla.redhat.com/):
1428319 - CVE-2017-2636 kernel: Race condition access to n_hdlc.tbuf causes double free in n_hdlc_release()
6. Package List:
Red Hat Enterprise Linux Server AUS (v. 6.5):
Source: kernel-2.6.32-431.80.1.el6.src.rpm
noarch: kernel-abi-whitelists-2.6.32-431.80.1.el6.noarch.rpm kernel-doc-2.6.32-431.80.1.el6.noarch.rpm kernel-firmware-2.6.32-431.80.1.el6.noarch.rpm
x86_64: kernel-2.6.32-431.80.1.el6.x86_64.rpm kernel-debug-2.6.32-431.80.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-431.80.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.80.1.el6.x86_64.rpm kernel-devel-2.6.32-431.80.1.el6.x86_64.rpm kernel-headers-2.6.32-431.80.1.el6.x86_64.rpm perf-2.6.32-431.80.1.el6.x86_64.rpm perf-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm
Red Hat Enterprise Linux Server TUS (v. 6.5):
Source: kernel-2.6.32-431.80.1.el6.src.rpm
noarch: kernel-abi-whitelists-2.6.32-431.80.1.el6.noarch.rpm kernel-doc-2.6.32-431.80.1.el6.noarch.rpm kernel-firmware-2.6.32-431.80.1.el6.noarch.rpm
x86_64: kernel-2.6.32-431.80.1.el6.x86_64.rpm kernel-debug-2.6.32-431.80.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-431.80.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.80.1.el6.x86_64.rpm kernel-devel-2.6.32-431.80.1.el6.x86_64.rpm kernel-headers-2.6.32-431.80.1.el6.x86_64.rpm perf-2.6.32-431.80.1.el6.x86_64.rpm perf-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm
Red Hat Enterprise Linux Server Optional AUS (v. 6.5):
Source: kernel-2.6.32-431.80.1.el6.src.rpm
x86_64: kernel-debug-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.80.1.el6.x86_64.rpm perf-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm python-perf-2.6.32-431.80.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm
Red Hat Enterprise Linux Server Optional TUS (v. 6.5):
Source: kernel-2.6.32-431.80.1.el6.src.rpm
x86_64: kernel-debug-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.80.1.el6.x86_64.rpm perf-debuginfo-2.6.32-431.80.1.el6.x86_64.rpm python-perf-2.6.32-431.80.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.80.1.el6.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-2017-2636 https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
Copyright 2017 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1
iD8DBQFZGspzXlSAg2UNWIIRAubcAJ9cXSGWdtUjeU0K279k4rFFTOaRTgCgrAWq +frrJk+ZjKEhrR82USNhFhs= =k4fV -----END PGP SIGNATURE-----
-- Enterprise-watch-list mailing list Enterprise-watch-list@redhat.com https://www.redhat.com/mailman/listinfo/enterprise-watch-list
|
|
|
|