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AUSCERT External Security Bulletin Redistribution
ESB-2019.3573
kernel-alt security, bug fix, and enhancement update for ARM and POWER9
23 September 2019
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: kernel-alt
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 7
Platform: PowerPC
ARM
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Access Privileged Data -- Existing Account
Unauthorised Access -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2019-13272 CVE-2019-6974 CVE-2019-5489
Reference: ESB-2019.3544
ESB-2019.2985
ESB-2019.0675
Original Bulletin:
https://access.redhat.com/errata/RHSA-2019:2809
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Red Hat Security Advisory
Synopsis: Important: kernel-alt security, bug fix, and enhancement update
Advisory ID: RHSA-2019:2809-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2809
Issue date: 2019-09-20
CVE Names: CVE-2019-5489 CVE-2019-6974 CVE-2019-13272
=====================================================================
1. Summary:
An update for kernel-alt 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 for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, noarch, ppc64le, s390x
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, noarch, ppc64le
3. Description:
The kernel-alt packages provide the Linux kernel version 4.x.
Security Fix(es):
* Kernel: page cache side channel attacks (CVE-2019-5489)
* Kernel: KVM: potential use-after-free via kvm_ioctl_create_device()
(CVE-2019-6974)
* kernel: broken permission and object lifetime handling for PTRACE_TRACEME
(CVE-2019-13272)
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):
* [kernel-alt]: BUG: unable to handle kernel NULL pointer IP:
crypto_remove_spawns+0x118/0x2e0 (BZ#1536967)
* [HPE Apache] update ssif max_xmit_msg_size limit for multi-part messages
(BZ#1610534)
* RHEL-Alt-7.6 - powerpc/pseries: Fix unitialized timer reset on migration
/ powerpc/pseries/mobility: Extend start/stop topology update scope (LPM)
(BZ#1673613)
* RHEL-Alt-7.6 - s390: sha3_generic module fails and triggers panic when in
FIPS mode (BZ#1673979)
* RHEL-Alt-7.6 - System crashed after oom - During ICP deployment
(BZ#1710304)
* kernel-alt: Race condition in hashtables [rhel-alt-7.6.z] (BZ#1712127)
* RHEL-Alt-7.6 - OP930:PM_Test:cpupower -r command set values for first 3
cores in quad and misses last core. (CORAL) (BZ#1717836)
* RHEL-Alt-7.6 - disable runtime NUMA remapping for PRRN/LPM/VPHN
(BZ#1717906)
* fragmented packets timing out (BZ#1729066)
* Backport TCP follow-up for small buffers (BZ#1733617)
Enhancement(s):
* RHEL-Alt-7.6 - perfevent PMDA cannot create file descriptors for reading
nest events using the perf API (pcp/kernel) (CORAL) (BZ#1723036)
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/):
1664110 - CVE-2019-5489 Kernel: page cache side channel attacks
1671913 - CVE-2019-6974 Kernel: KVM: potential use-after-free via kvm_ioctl_create_device()
1730895 - CVE-2019-13272 kernel: broken permission and object lifetime handling for PTRACE_TRACEME
6. Package List:
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):
Source:
kernel-alt-4.14.0-115.12.1.el7a.src.rpm
aarch64:
kernel-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-debug-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-debug-debuginfo-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-debug-devel-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-debuginfo-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-debuginfo-common-aarch64-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-devel-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-headers-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-tools-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-tools-debuginfo-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-tools-libs-4.14.0-115.12.1.el7a.aarch64.rpm
perf-4.14.0-115.12.1.el7a.aarch64.rpm
perf-debuginfo-4.14.0-115.12.1.el7a.aarch64.rpm
python-perf-4.14.0-115.12.1.el7a.aarch64.rpm
python-perf-debuginfo-4.14.0-115.12.1.el7a.aarch64.rpm
noarch:
kernel-abi-whitelists-4.14.0-115.12.1.el7a.noarch.rpm
kernel-doc-4.14.0-115.12.1.el7a.noarch.rpm
ppc64le:
kernel-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-bootwrapper-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-debug-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-debug-debuginfo-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-debuginfo-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-devel-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-headers-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-tools-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-tools-debuginfo-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-tools-libs-4.14.0-115.12.1.el7a.ppc64le.rpm
perf-4.14.0-115.12.1.el7a.ppc64le.rpm
perf-debuginfo-4.14.0-115.12.1.el7a.ppc64le.rpm
python-perf-4.14.0-115.12.1.el7a.ppc64le.rpm
python-perf-debuginfo-4.14.0-115.12.1.el7a.ppc64le.rpm
s390x:
kernel-4.14.0-115.12.1.el7a.s390x.rpm
kernel-debug-4.14.0-115.12.1.el7a.s390x.rpm
kernel-debug-debuginfo-4.14.0-115.12.1.el7a.s390x.rpm
kernel-debug-devel-4.14.0-115.12.1.el7a.s390x.rpm
kernel-debuginfo-4.14.0-115.12.1.el7a.s390x.rpm
kernel-debuginfo-common-s390x-4.14.0-115.12.1.el7a.s390x.rpm
kernel-devel-4.14.0-115.12.1.el7a.s390x.rpm
kernel-headers-4.14.0-115.12.1.el7a.s390x.rpm
kernel-kdump-4.14.0-115.12.1.el7a.s390x.rpm
kernel-kdump-debuginfo-4.14.0-115.12.1.el7a.s390x.rpm
kernel-kdump-devel-4.14.0-115.12.1.el7a.s390x.rpm
perf-4.14.0-115.12.1.el7a.s390x.rpm
perf-debuginfo-4.14.0-115.12.1.el7a.s390x.rpm
python-perf-4.14.0-115.12.1.el7a.s390x.rpm
python-perf-debuginfo-4.14.0-115.12.1.el7a.s390x.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7):
aarch64:
kernel-debug-debuginfo-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-debuginfo-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-debuginfo-common-aarch64-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-tools-debuginfo-4.14.0-115.12.1.el7a.aarch64.rpm
kernel-tools-libs-devel-4.14.0-115.12.1.el7a.aarch64.rpm
perf-debuginfo-4.14.0-115.12.1.el7a.aarch64.rpm
python-perf-debuginfo-4.14.0-115.12.1.el7a.aarch64.rpm
noarch:
kernel-doc-4.14.0-115.12.1.el7a.noarch.rpm
ppc64le:
kernel-debug-debuginfo-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-debug-devel-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-debuginfo-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-tools-debuginfo-4.14.0-115.12.1.el7a.ppc64le.rpm
kernel-tools-libs-devel-4.14.0-115.12.1.el7a.ppc64le.rpm
perf-debuginfo-4.14.0-115.12.1.el7a.ppc64le.rpm
python-perf-debuginfo-4.14.0-115.12.1.el7a.ppc64le.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-2019-5489
https://access.redhat.com/security/cve/CVE-2019-6974
https://access.redhat.com/security/cve/CVE-2019-13272
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 2019 Red Hat, Inc.
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