drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in kernel-rt
Name: |
Mehrere Probleme in kernel-rt |
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ID: |
RHSA-2020:0375-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Di, 4. Februar 2020, 22:22 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2019-14895
https://access.redhat.com/security/cve/CVE-2019-14898
https://access.redhat.com/security/cve/CVE-2019-14816
https://access.redhat.com/security/cve/CVE-2019-17133
https://access.redhat.com/security/cve/CVE-2019-14901 |
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Applikationen: |
RT-Preempt-Realtime-Patch |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Important: kernel-rt security and bug fix update Advisory ID: RHSA-2020:0375-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:0375 Issue date: 2020-02-04 CVE Names: CVE-2019-14816 CVE-2019-14895 CVE-2019-14898 CVE-2019-14901 CVE-2019-17133 =====================================================================
1. Summary:
An update for kernel-rt is now available for Red Hat Enterprise Linux 7.
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 Realtime (v. 7) - noarch, x86_64 Red Hat Enterprise Linux for Real Time for NFV (v. 7) - noarch, x86_64
3. Description:
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.
Security Fix(es):
* kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver (CVE-2019-14816)
* kernel: heap-based buffer overflow in mwifiex_process_country_ie() function in drivers/net/wireless/marvell/mwifiex/sta_ioctl.c (CVE-2019-14895)
* kernel: heap overflow in marvell/mwifiex/tdls.c (CVE-2019-14901)
* kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c (CVE-2019-17133)
* kernel: incomplete fix for race condition between mmget_not_zero()/get_task_mm() and core dumping in CVE-2019-11599 (CVE-2019-14898)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Bug Fix(es):
* patchset for x86/atomic: Fix smp_mb__{before,after}_atomic() [kernel-rt] (BZ#1772522)
* kernel-rt: update to the RHEL7.7.z batch#4 source tree (BZ#1780322)
* kvm nx_huge_pages_recovery_ratio=0 is needed to meet KVM-RT low latency requirement (BZ#1781157)
* kernel-rt: hard lockup panic in during execution of CFS bandwidth period timer (BZ#1788057)
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/):
1744149 - CVE-2019-14816 kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver 1771909 - CVE-2019-17133 kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c 1773519 - CVE-2019-14901 kernel: heap overflow in marvell/mwifiex/tdls.c 1774671 - CVE-2019-14898 kernel: incomplete fix for race condition between mmget_not_zero()/get_task_mm() and core dumping in CVE-2019-11599 1774870 - CVE-2019-14895 kernel: heap-based buffer overflow in mwifiex_process_country_ie() function in drivers/net/wireless/marvell/mwifiex/sta_ioctl.c 1781157 - kvm nx_huge_pages_recovery_ratio=0 is needed to meet KVM-RT low latency requirement [rhel-7.7.z]
6. Package List:
Red Hat Enterprise Linux for Real Time for NFV (v. 7):
Source: kernel-rt-3.10.0-1062.12.1.rt56.1042.el7.src.rpm
noarch: kernel-rt-doc-3.10.0-1062.12.1.rt56.1042.el7.noarch.rpm
x86_64: kernel-rt-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debug-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debug-debuginfo-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debug-devel-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debug-kvm-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debug-kvm-debuginfo-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debuginfo-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debuginfo-common-x86_64-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-devel-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-kvm-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-kvm-debuginfo-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-trace-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-trace-debuginfo-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-trace-devel-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-trace-kvm-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-trace-kvm-debuginfo-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm
Red Hat Enterprise Linux Realtime (v. 7):
Source: kernel-rt-3.10.0-1062.12.1.rt56.1042.el7.src.rpm
noarch: kernel-rt-doc-3.10.0-1062.12.1.rt56.1042.el7.noarch.rpm
x86_64: kernel-rt-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debug-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debug-debuginfo-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debug-devel-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debuginfo-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-debuginfo-common-x86_64-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-devel-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-trace-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-trace-debuginfo-3.10.0-1062.12.1.rt56.1042.el7.x86_64.rpm kernel-rt-trace-devel-3.10.0-1062.12.1.rt56.1042.el7.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-2019-14816 https://access.redhat.com/security/cve/CVE-2019-14895 https://access.redhat.com/security/cve/CVE-2019-14898 https://access.redhat.com/security/cve/CVE-2019-14901 https://access.redhat.com/security/cve/CVE-2019-17133 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/
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