Red Hat Security Advisory 2019-2827-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include a buffer overflow vulnerability.
ff8536c0a080182186f4a1947eef54799c9fb80ce8506bae3faf34c6ee60c3f7
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
====================================================================
Red Hat Security Advisory
Synopsis: Important: kernel security update
Advisory ID: RHSA-2019:2827-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2827
Issue date: 2019-09-20
CVE Names: CVE-2019-14835
====================================================================
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):
* A buffer overflow flaw was found in the way Linux kernel's vhost
functionality that translates virtqueue buffers to IOVs, logged the buffer
descriptors during migration. A privileged guest user able to pass
descriptors with invalid length to the host when migration is underway,
could use this flaw to increase their privileges on the host.
(CVE-2019-14835)
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/):
1750727 - CVE-2019-14835 kernel: vhost-net: guest to host kernel escape during migration
6. Package List:
Red Hat Enterprise Linux BaseOS (v. 8):
Source:
kernel-4.18.0-80.11.2.el8_0.src.rpm
aarch64:
bpftool-4.18.0-80.11.2.el8_0.aarch64.rpm
bpftool-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-core-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-cross-headers-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debug-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debug-core-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debug-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debug-devel-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debug-modules-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debug-modules-extra-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-devel-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-headers-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-modules-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-modules-extra-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-tools-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-tools-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-tools-libs-4.18.0-80.11.2.el8_0.aarch64.rpm
perf-4.18.0-80.11.2.el8_0.aarch64.rpm
perf-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
python3-perf-4.18.0-80.11.2.el8_0.aarch64.rpm
python3-perf-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
noarch:
kernel-abi-whitelists-4.18.0-80.11.2.el8_0.noarch.rpm
kernel-doc-4.18.0-80.11.2.el8_0.noarch.rpm
ppc64le:
bpftool-4.18.0-80.11.2.el8_0.ppc64le.rpm
bpftool-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-core-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-cross-headers-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debug-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debug-core-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debug-devel-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debug-modules-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debug-modules-extra-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-devel-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-headers-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-modules-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-modules-extra-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-tools-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-tools-libs-4.18.0-80.11.2.el8_0.ppc64le.rpm
perf-4.18.0-80.11.2.el8_0.ppc64le.rpm
perf-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
python3-perf-4.18.0-80.11.2.el8_0.ppc64le.rpm
python3-perf-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
s390x:
bpftool-4.18.0-80.11.2.el8_0.s390x.rpm
bpftool-debuginfo-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-core-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-cross-headers-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-debug-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-debug-core-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-debug-debuginfo-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-debug-devel-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-debug-modules-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-debug-modules-extra-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-debuginfo-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-debuginfo-common-s390x-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-devel-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-headers-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-modules-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-modules-extra-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-tools-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-tools-debuginfo-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-zfcpdump-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-zfcpdump-core-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-zfcpdump-debuginfo-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-zfcpdump-devel-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-zfcpdump-modules-4.18.0-80.11.2.el8_0.s390x.rpm
kernel-zfcpdump-modules-extra-4.18.0-80.11.2.el8_0.s390x.rpm
perf-4.18.0-80.11.2.el8_0.s390x.rpm
perf-debuginfo-4.18.0-80.11.2.el8_0.s390x.rpm
python3-perf-4.18.0-80.11.2.el8_0.s390x.rpm
python3-perf-debuginfo-4.18.0-80.11.2.el8_0.s390x.rpm
x86_64:
bpftool-4.18.0-80.11.2.el8_0.x86_64.rpm
bpftool-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-core-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-cross-headers-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debug-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debug-core-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debug-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debug-devel-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debug-modules-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debug-modules-extra-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-devel-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-headers-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-modules-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-modules-extra-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-tools-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-tools-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-tools-libs-4.18.0-80.11.2.el8_0.x86_64.rpm
perf-4.18.0-80.11.2.el8_0.x86_64.rpm
perf-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
python3-perf-4.18.0-80.11.2.el8_0.x86_64.rpm
python3-perf-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
aarch64:
bpftool-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debug-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-tools-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
kernel-tools-libs-devel-4.18.0-80.11.2.el8_0.aarch64.rpm
perf-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
python3-perf-debuginfo-4.18.0-80.11.2.el8_0.aarch64.rpm
ppc64le:
bpftool-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
kernel-tools-libs-devel-4.18.0-80.11.2.el8_0.ppc64le.rpm
perf-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
python3-perf-debuginfo-4.18.0-80.11.2.el8_0.ppc64le.rpm
x86_64:
bpftool-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debug-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-tools-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
kernel-tools-libs-devel-4.18.0-80.11.2.el8_0.x86_64.rpm
perf-debuginfo-4.18.0-80.11.2.el8_0.x86_64.rpm
python3-perf-debuginfo-4.18.0-80.11.2.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-2019-14835
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/security/vulnerabilities/kernel-vhost
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.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1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HURW
-----END PGP SIGNATURE-----
--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://www.redhat.com/mailman/listinfo/rhsa-announce