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===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2019.3436
Important: kernel security and bug fix update
11 September 2019
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: kernel
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 8
Impact/Access: Increased Privileges -- Remote/Unauthenticated
Execute Arbitrary Code/Commands -- Remote with User Interaction
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-12817 CVE-2019-11487 CVE-2019-9503
CVE-2019-9500 CVE-2019-3887 CVE-2019-3846
CVE-2018-19824
Reference: ESB-2019.3341
ESB-2019.3338
ESB-2019.3335
ESB-2019.3334
ESB-2019.3313
Original Bulletin:
https://access.redhat.com/errata/RHSA-2019:2703
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=====================================================================
Red Hat Security Advisory
Synopsis: Important: kernel security and bug fix update
Advisory ID: RHSA-2019:2703-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2703
Issue date: 2019-09-10
CVE Names: CVE-2018-19824 CVE-2019-3846 CVE-2019-3887
CVE-2019-9500 CVE-2019-9503 CVE-2019-11487
CVE-2019-12817
=====================================================================
1. Summary:
An update for kernel is now available for Red Hat Enterprise Linux 8.
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 CodeReady Linux Builder (v. 8) - aarch64, ppc64le, x86_64
Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64
3. Description:
The kernel packages contain the Linux kernel, the core of any Linux
operating system.
Security Fix(es):
* kernel: Heap overflow in mwifiex_update_bss_desc_with_ie function in
marvell/mwifiex/scan.c (CVE-2019-3846)
* Kernel: KVM: nVMX: guest accesses L0 MSR causes potential DoS
(CVE-2019-3887)
* kernel: brcmfmac heap buffer overflow in brcmf_wowl_nd_results
(CVE-2019-9500)
* kernel: Count overflow in FUSE request leading to use-after-free issues.
(CVE-2019-11487)
* kernel: ppc: unrelated processes being able to read/write to each other's
virtual memory (CVE-2019-12817)
* kernel: Use-after-free in sound/usb/card.c:usb_audio_probe()
(CVE-2018-19824)
* kernel: brcmfmac frame validation bypass (CVE-2019-9503)
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):
* [DELL EMC 8.0 BUG]: pciehp deadlock resulting in NVMe device not being
recognized when hot plugged (BZ#1712261)
* Host crashed while try to boot a compatible guest attached huge page
by"-object memory-backend-file *"[1G-P9] (BZ#1714758)
* Setting malformed authenc key will crash the system (BZ#1715335)
* BUG: memory allocation failure in
inode_doinit_with_dentry()/context_to_sid() (BZ#1717780)
* [HPEMC 8.1 BUG] Protect against concurrent calls into UV BIOS
(BZ#1724534)
* PHC jumping on I350 (igb) (BZ#1726352)
* aarch64 kernel missing vulnerabilities status files (BZ#1726353)
* BUG: KASAN: use-after-free in skb_release_data() (BZ#1726354)
* [RHEL8][PANIC][aarch64] kernel panic when loading the dme1737 module
(BZ#1726355)
* [RHEL8] [aarch64] Changes for BZ1672997 break kaslr (BZ#1726357)
* Network fails to come up when booting with kernel 3.10.0-862.el7.x86_64,
several hung tasks can be seen in logs. (BZ#1726358)
* [Intel] 'cpupower frequency-set' produces unexpected results for some
processors (BZ#1726360)
* HDMI/DP audio: ELD not updated on hotplug event (BZ#1726361)
* [mlx5_core] CX5 Adapter works not as expected when MTU is 9000, Unable to
handle kernel paging request at virtual address 3ae0aafeff4b6b5a
(BZ#1726372)
* [DELL 8.0 Bug] - hid-multitouch 0018:1FD2:8008.0001 ,lost function from
S3 resume (BZ#1727098)
* [RHEL8.1 Pre Beta] [Power8] data corruption while returning from
watchpoint exception handler (BZ#1733281)
* RHEL8.1 pre-Beta - cacheinfo code unsafe vs LPM (BZ#1733282)
* RHEL8.1 pre-Beta - [ZZ/Zeppelin] [kernel-4.18.0-100.el8.ppc64le] Hash MMU
allows child to write parents process address space (BZ#1734689)
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/):
1655816 - CVE-2018-19824 kernel: Use-after-free in sound/usb/card.c:usb_audio_probe()
1695044 - CVE-2019-3887 Kernel: KVM: nVMX: guest accesses L0 MSR causes potential DoS
1701224 - CVE-2019-9500 kernel: brcmfmac heap buffer overflow in brcmf_wowl_nd_results
1701842 - CVE-2019-9503 kernel: brcmfmac frame validation bypass
1703063 - CVE-2019-11487 kernel: Count overflow in FUSE request leading to use-after-free issues.
1713059 - CVE-2019-3846 kernel: Heap overflow in mwifiex_update_bss_desc_with_ie function in marvell/mwifiex/scan.c
1720616 - CVE-2019-12817 kernel: ppc: unrelated processes being able to read/write to each other's virtual memory
6. Package List:
Red Hat Enterprise Linux BaseOS (v. 8):
Source:
kernel-4.18.0-80.11.1.el8_0.src.rpm
aarch64:
bpftool-4.18.0-80.11.1.el8_0.aarch64.rpm
bpftool-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-core-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-cross-headers-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debug-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debug-core-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debug-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debug-devel-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debug-modules-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debug-modules-extra-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-devel-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-headers-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-modules-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-modules-extra-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-tools-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-tools-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-tools-libs-4.18.0-80.11.1.el8_0.aarch64.rpm
perf-4.18.0-80.11.1.el8_0.aarch64.rpm
perf-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
python3-perf-4.18.0-80.11.1.el8_0.aarch64.rpm
python3-perf-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
noarch:
kernel-abi-whitelists-4.18.0-80.11.1.el8_0.noarch.rpm
kernel-doc-4.18.0-80.11.1.el8_0.noarch.rpm
ppc64le:
bpftool-4.18.0-80.11.1.el8_0.ppc64le.rpm
bpftool-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-core-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-cross-headers-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debug-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debug-core-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debug-devel-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debug-modules-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debug-modules-extra-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-devel-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-headers-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-modules-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-modules-extra-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-tools-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-tools-libs-4.18.0-80.11.1.el8_0.ppc64le.rpm
perf-4.18.0-80.11.1.el8_0.ppc64le.rpm
perf-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
python3-perf-4.18.0-80.11.1.el8_0.ppc64le.rpm
python3-perf-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
s390x:
bpftool-4.18.0-80.11.1.el8_0.s390x.rpm
bpftool-debuginfo-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-core-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-cross-headers-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-debug-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-debug-core-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-debug-debuginfo-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-debug-devel-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-debug-modules-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-debug-modules-extra-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-debuginfo-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-debuginfo-common-s390x-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-devel-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-headers-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-modules-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-modules-extra-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-tools-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-tools-debuginfo-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-zfcpdump-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-zfcpdump-core-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-zfcpdump-debuginfo-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-zfcpdump-devel-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-zfcpdump-modules-4.18.0-80.11.1.el8_0.s390x.rpm
kernel-zfcpdump-modules-extra-4.18.0-80.11.1.el8_0.s390x.rpm
perf-4.18.0-80.11.1.el8_0.s390x.rpm
perf-debuginfo-4.18.0-80.11.1.el8_0.s390x.rpm
python3-perf-4.18.0-80.11.1.el8_0.s390x.rpm
python3-perf-debuginfo-4.18.0-80.11.1.el8_0.s390x.rpm
x86_64:
bpftool-4.18.0-80.11.1.el8_0.x86_64.rpm
bpftool-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-core-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-cross-headers-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debug-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debug-core-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debug-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debug-devel-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debug-modules-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debug-modules-extra-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-devel-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-headers-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-modules-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-modules-extra-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-tools-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-tools-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-tools-libs-4.18.0-80.11.1.el8_0.x86_64.rpm
perf-4.18.0-80.11.1.el8_0.x86_64.rpm
perf-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
python3-perf-4.18.0-80.11.1.el8_0.x86_64.rpm
python3-perf-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
aarch64:
bpftool-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debug-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-tools-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
kernel-tools-libs-devel-4.18.0-80.11.1.el8_0.aarch64.rpm
perf-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
python3-perf-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
ppc64le:
bpftool-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
kernel-tools-libs-devel-4.18.0-80.11.1.el8_0.ppc64le.rpm
perf-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
python3-perf-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
x86_64:
bpftool-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debug-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-tools-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
kernel-tools-libs-devel-4.18.0-80.11.1.el8_0.x86_64.rpm
perf-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
python3-perf-debuginfo-4.18.0-80.11.1.el8_0.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-2018-19824
https://access.redhat.com/security/cve/CVE-2019-3846
https://access.redhat.com/security/cve/CVE-2019-3887
https://access.redhat.com/security/cve/CVE-2019-9500
https://access.redhat.com/security/cve/CVE-2019-9503
https://access.redhat.com/security/cve/CVE-2019-11487
https://access.redhat.com/security/cve/CVE-2019-12817
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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