RedHat: RHSA-2021-2728:01 Important: kernel security update | Linux...

Advisories

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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: kernel security update
Advisory ID:       RHSA-2021:2728-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:2728
Issue date:        2021-07-20
CVE Names:         CVE-2021-33034 CVE-2021-33909 
=====================================================================

1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 7.7
Extended Update Support.

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 ComputeNode EUS (v. 7.7) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) - x86_64
Red Hat Enterprise Linux Server EUS (v. 7.7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional EUS (v. 7.7) - ppc64, ppc64le, x86_64

3. Description:

The kernel packages contain the Linux kernel, the core of any Linux
operating system.

Security Fix(es):

* kernel: size_t-to-int conversion vulnerability in the filesystem layer
(CVE-2021-33909)

* kernel: use-after-free in net/bluetooth/hci_event.c when destroying an
hci_chan (CVE-2021-33034)

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.

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/):

1961305 - CVE-2021-33034 kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan
1970273 - CVE-2021-33909 kernel: size_t-to-int conversion vulnerability in the filesystem layer

6. Package List:

Red Hat Enterprise Linux ComputeNode EUS (v. 7.7):

Source:
kernel-3.10.0-1062.52.2.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-1062.52.2.el7.noarch.rpm
kernel-doc-3.10.0-1062.52.2.el7.noarch.rpm

x86_64:
bpftool-3.10.0-1062.52.2.el7.x86_64.rpm
bpftool-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debug-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-devel-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-headers-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-tools-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1062.52.2.el7.x86_64.rpm
perf-3.10.0-1062.52.2.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
python-perf-3.10.0-1062.52.2.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7):

x86_64:
bpftool-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1062.52.2.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm

Red Hat Enterprise Linux Server EUS (v. 7.7):

Source:
kernel-3.10.0-1062.52.2.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-1062.52.2.el7.noarch.rpm
kernel-doc-3.10.0-1062.52.2.el7.noarch.rpm

ppc64:
bpftool-3.10.0-1062.52.2.el7.ppc64.rpm
bpftool-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-bootwrapper-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-debug-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-debug-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-debug-devel-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-devel-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-headers-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-tools-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-tools-libs-3.10.0-1062.52.2.el7.ppc64.rpm
perf-3.10.0-1062.52.2.el7.ppc64.rpm
perf-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
python-perf-3.10.0-1062.52.2.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm

ppc64le:
bpftool-3.10.0-1062.52.2.el7.ppc64le.rpm
bpftool-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-bootwrapper-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-debug-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-devel-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-headers-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-tools-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-tools-libs-3.10.0-1062.52.2.el7.ppc64le.rpm
perf-3.10.0-1062.52.2.el7.ppc64le.rpm
perf-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
python-perf-3.10.0-1062.52.2.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm

s390x:
bpftool-3.10.0-1062.52.2.el7.s390x.rpm
bpftool-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm
kernel-3.10.0-1062.52.2.el7.s390x.rpm
kernel-debug-3.10.0-1062.52.2.el7.s390x.rpm
kernel-debug-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm
kernel-debug-devel-3.10.0-1062.52.2.el7.s390x.rpm
kernel-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm
kernel-debuginfo-common-s390x-3.10.0-1062.52.2.el7.s390x.rpm
kernel-devel-3.10.0-1062.52.2.el7.s390x.rpm
kernel-headers-3.10.0-1062.52.2.el7.s390x.rpm
kernel-kdump-3.10.0-1062.52.2.el7.s390x.rpm
kernel-kdump-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm
kernel-kdump-devel-3.10.0-1062.52.2.el7.s390x.rpm
perf-3.10.0-1062.52.2.el7.s390x.rpm
perf-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm
python-perf-3.10.0-1062.52.2.el7.s390x.rpm
python-perf-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm

x86_64:
bpftool-3.10.0-1062.52.2.el7.x86_64.rpm
bpftool-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debug-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-devel-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-headers-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-tools-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1062.52.2.el7.x86_64.rpm
perf-3.10.0-1062.52.2.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
python-perf-3.10.0-1062.52.2.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional EUS (v. 7.7):

ppc64:
bpftool-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-debug-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
kernel-tools-libs-devel-3.10.0-1062.52.2.el7.ppc64.rpm
perf-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm

ppc64le:
bpftool-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-debug-devel-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
kernel-tools-libs-devel-3.10.0-1062.52.2.el7.ppc64le.rpm
perf-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm

x86_64:
bpftool-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1062.52.2.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.52.2.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-2021-33034
https://access.redhat.com/security/cve/CVE-2021-33909
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/security/vulnerabilities/RHSB-2021-006

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
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RedHat: RHSA-2021-2728:01 Important: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 7.7 Extended Update Support

Summary

The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
* kernel: size_t-to-int conversion vulnerability in the filesystem layer (CVE-2021-33909)
* kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan (CVE-2021-33034)
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.

Solution

For details on how to apply this update, which includes the changesdescribed in this advisory, refer to:https://access.redhat.com/articles/11258The system must be rebooted for this update to take effect.

References

https://access.redhat.com/security/cve/CVE-2021-33034 https://access.redhat.com/security/cve/CVE-2021-33909 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/security/vulnerabilities/RHSB-2021-006

Package List

Red Hat Enterprise Linux ComputeNode EUS (v. 7.7):
Source: kernel-3.10.0-1062.52.2.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1062.52.2.el7.noarch.rpm kernel-doc-3.10.0-1062.52.2.el7.noarch.rpm
x86_64: bpftool-3.10.0-1062.52.2.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debug-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.52.2.el7.x86_64.rpm kernel-devel-3.10.0-1062.52.2.el7.x86_64.rpm kernel-headers-3.10.0-1062.52.2.el7.x86_64.rpm kernel-tools-3.10.0-1062.52.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.52.2.el7.x86_64.rpm perf-3.10.0-1062.52.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm python-perf-3.10.0-1062.52.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7):
x86_64: bpftool-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.52.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.52.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.7):
Source: kernel-3.10.0-1062.52.2.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1062.52.2.el7.noarch.rpm kernel-doc-3.10.0-1062.52.2.el7.noarch.rpm
ppc64: bpftool-3.10.0-1062.52.2.el7.ppc64.rpm bpftool-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm kernel-3.10.0-1062.52.2.el7.ppc64.rpm kernel-bootwrapper-3.10.0-1062.52.2.el7.ppc64.rpm kernel-debug-3.10.0-1062.52.2.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm kernel-debug-devel-3.10.0-1062.52.2.el7.ppc64.rpm kernel-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1062.52.2.el7.ppc64.rpm kernel-devel-3.10.0-1062.52.2.el7.ppc64.rpm kernel-headers-3.10.0-1062.52.2.el7.ppc64.rpm kernel-tools-3.10.0-1062.52.2.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm kernel-tools-libs-3.10.0-1062.52.2.el7.ppc64.rpm perf-3.10.0-1062.52.2.el7.ppc64.rpm perf-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm python-perf-3.10.0-1062.52.2.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
ppc64le: bpftool-3.10.0-1062.52.2.el7.ppc64le.rpm bpftool-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-debug-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-devel-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-headers-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-tools-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-tools-libs-3.10.0-1062.52.2.el7.ppc64le.rpm perf-3.10.0-1062.52.2.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm python-perf-3.10.0-1062.52.2.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
s390x: bpftool-3.10.0-1062.52.2.el7.s390x.rpm bpftool-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm kernel-3.10.0-1062.52.2.el7.s390x.rpm kernel-debug-3.10.0-1062.52.2.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm kernel-debug-devel-3.10.0-1062.52.2.el7.s390x.rpm kernel-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-1062.52.2.el7.s390x.rpm kernel-devel-3.10.0-1062.52.2.el7.s390x.rpm kernel-headers-3.10.0-1062.52.2.el7.s390x.rpm kernel-kdump-3.10.0-1062.52.2.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm kernel-kdump-devel-3.10.0-1062.52.2.el7.s390x.rpm perf-3.10.0-1062.52.2.el7.s390x.rpm perf-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm python-perf-3.10.0-1062.52.2.el7.s390x.rpm python-perf-debuginfo-3.10.0-1062.52.2.el7.s390x.rpm
x86_64: bpftool-3.10.0-1062.52.2.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debug-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.52.2.el7.x86_64.rpm kernel-devel-3.10.0-1062.52.2.el7.x86_64.rpm kernel-headers-3.10.0-1062.52.2.el7.x86_64.rpm kernel-tools-3.10.0-1062.52.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.52.2.el7.x86_64.rpm perf-3.10.0-1062.52.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm python-perf-3.10.0-1062.52.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional EUS (v. 7.7):
ppc64: bpftool-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm kernel-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1062.52.2.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-1062.52.2.el7.ppc64.rpm perf-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1062.52.2.el7.ppc64.rpm
ppc64le: bpftool-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-debug-devel-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-1062.52.2.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.52.2.el7.ppc64le.rpm
x86_64: bpftool-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.52.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.52.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.52.2.el7.x86_64.rpm
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Severity
Advisory ID: RHSA-2021:2728-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2728
Issued Date: : 2021-07-20
CVE Names: CVE-2021-33034 CVE-2021-33909

Topic

An update for kernel is now available for Red Hat Enterprise Linux 7.7Extended Update Support.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.

Relevant Releases Architectures

Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) - noarch, x86_64

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) - x86_64

Red Hat Enterprise Linux Server EUS (v. 7.7) - noarch, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional EUS (v. 7.7) - ppc64, ppc64le, x86_64

Bugs Fixed

1961305 - CVE-2021-33034 kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan

1970273 - CVE-2021-33909 kernel: size_t-to-int conversion vulnerability in the filesystem layer

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