RedHat: RHSA-2017-3315:01 Important: kernel security and bug fix update
Summary
The kernel packages contain the Linux kernel, the core of any Linux
operating system.
These updated kernel packages include several security issues and numerous
bug fixes, some of which you can see below. Space precludes documenting
all of these bug fixes in this advisory. To see the complete list of bug
fixes, users are directed to the related Knowledge Article:
https://access.redhat.com/articles/3253081
Security Fix(es):
* It was found that the timer functionality in the Linux kernel ALSA
subsystem is prone to a race condition between read and ioctl system call
handlers, resulting in an uninitialized memory disclosure to user space. A
local user could use this flaw to read information belonging to other
users. (CVE-2017-1000380, Moderate)
Red Hat would like to thank Alexander Potapenko (Google) for reporting this
issue.
Summary
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.
References
https://access.redhat.com/security/cve/CVE-2017-1000380 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/articles/3253081
Package List
Red Hat Enterprise Linux Client (v. 7):
Source:
kernel-3.10.0-693.11.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-693.11.1.el7.noarch.rpm
kernel-doc-3.10.0-693.11.1.el7.noarch.rpm
x86_64:
kernel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm
kernel-devel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-headers-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-693.11.1.el7.x86_64.rpm
perf-3.10.0-693.11.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-693.11.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
kernel-3.10.0-693.11.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-693.11.1.el7.noarch.rpm
kernel-doc-3.10.0-693.11.1.el7.noarch.rpm
x86_64:
kernel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm
kernel-devel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-headers-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-693.11.1.el7.x86_64.rpm
perf-3.10.0-693.11.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64:
kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-693.11.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
kernel-3.10.0-693.11.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-693.11.1.el7.noarch.rpm
kernel-doc-3.10.0-693.11.1.el7.noarch.rpm
ppc64:
kernel-3.10.0-693.11.1.el7.ppc64.rpm
kernel-bootwrapper-3.10.0-693.11.1.el7.ppc64.rpm
kernel-debug-3.10.0-693.11.1.el7.ppc64.rpm
kernel-debug-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
kernel-debug-devel-3.10.0-693.11.1.el7.ppc64.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-693.11.1.el7.ppc64.rpm
kernel-devel-3.10.0-693.11.1.el7.ppc64.rpm
kernel-headers-3.10.0-693.11.1.el7.ppc64.rpm
kernel-tools-3.10.0-693.11.1.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
kernel-tools-libs-3.10.0-693.11.1.el7.ppc64.rpm
perf-3.10.0-693.11.1.el7.ppc64.rpm
perf-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
python-perf-3.10.0-693.11.1.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
ppc64le:
kernel-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-bootwrapper-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-debug-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-devel-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-headers-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-tools-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-tools-libs-3.10.0-693.11.1.el7.ppc64le.rpm
perf-3.10.0-693.11.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
python-perf-3.10.0-693.11.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
s390x:
kernel-3.10.0-693.11.1.el7.s390x.rpm
kernel-debug-3.10.0-693.11.1.el7.s390x.rpm
kernel-debug-debuginfo-3.10.0-693.11.1.el7.s390x.rpm
kernel-debug-devel-3.10.0-693.11.1.el7.s390x.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.s390x.rpm
kernel-debuginfo-common-s390x-3.10.0-693.11.1.el7.s390x.rpm
kernel-devel-3.10.0-693.11.1.el7.s390x.rpm
kernel-headers-3.10.0-693.11.1.el7.s390x.rpm
kernel-kdump-3.10.0-693.11.1.el7.s390x.rpm
kernel-kdump-debuginfo-3.10.0-693.11.1.el7.s390x.rpm
kernel-kdump-devel-3.10.0-693.11.1.el7.s390x.rpm
perf-3.10.0-693.11.1.el7.s390x.rpm
perf-debuginfo-3.10.0-693.11.1.el7.s390x.rpm
python-perf-3.10.0-693.11.1.el7.s390x.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.s390x.rpm
x86_64:
kernel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm
kernel-devel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-headers-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-693.11.1.el7.x86_64.rpm
perf-3.10.0-693.11.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
kernel-debug-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-693.11.1.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
kernel-tools-libs-devel-3.10.0-693.11.1.el7.ppc64.rpm
perf-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.ppc64.rpm
ppc64le:
kernel-debug-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-debug-devel-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
kernel-tools-libs-devel-3.10.0-693.11.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.ppc64le.rpm
x86_64:
kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-693.11.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
kernel-3.10.0-693.11.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-693.11.1.el7.noarch.rpm
kernel-doc-3.10.0-693.11.1.el7.noarch.rpm
x86_64:
kernel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm
kernel-devel-3.10.0-693.11.1.el7.x86_64.rpm
kernel-headers-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-693.11.1.el7.x86_64.rpm
perf-3.10.0-693.11.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
kernel-debug-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-693.11.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-693.11.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-693.11.1.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/
![Dist Redhat](/images/distros/dist-redhat.png)
Topic
An update for kernel is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux Client (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
Bugs Fixed
1463311 - CVE-2017-1000380 kernel: information leak due to a data race in ALSA timer