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Red Hat Product Errata RHSA-2022:2189 - Security Advisory
Issued:
2022-05-11
Updated:
2022-05-11

RHSA-2022:2189 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: kernel security update

Type/Severity

Security Advisory: Important

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for kernel is now available for Red Hat Enterprise Linux 7.3 Advanced 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.

Description

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

Security Fix(es):

  • kernel: use-after-free in RDMA listen() (CVE-2021-4028)
  • kernel: fget: check that the fd still exists after getting a ref to it (CVE-2021-4083)
  • kernel: cgroups v1 release_agent feature may allow privilege escalation (CVE-2022-0492)

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 changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Affected Products

  • Red Hat Enterprise Linux Server - AUS 7.3 x86_64

Fixes

  • BZ - 2027201 - CVE-2021-4028 kernel: use-after-free in RDMA listen()
  • BZ - 2029923 - CVE-2021-4083 kernel: fget: check that the fd still exists after getting a ref to it
  • BZ - 2051505 - CVE-2022-0492 kernel: cgroups v1 release_agent feature may allow privilege escalation

CVEs

  • CVE-2021-4028
  • CVE-2021-4083
  • CVE-2022-0492

References

  • https://access.redhat.com/security/updates/classification/#important
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Enterprise Linux Server - AUS 7.3

SRPM
kernel-3.10.0-514.101.1.el7.src.rpm SHA-256: ebbd85102d65bce57f9fec0a7fbc986bc1b18443b49fae444b2a3173602f3025
x86_64
kernel-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: e81d01dbde53670142c678da1fc1d3e4ba69e45f4277498cf2c1f773418b5f90
kernel-abi-whitelists-3.10.0-514.101.1.el7.noarch.rpm SHA-256: 71d60ab77632476ccaaa3870a713ee54833b05b9afa84280e1e75692696a0c3e
kernel-debug-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 2e69d5fe71b69cb8b08bd7f3edb80c62fc4874289ffbaf62e96592d9754c3a45
kernel-debug-debuginfo-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 876c35c35dd0decf4566b1955055e6f8f863aa98c95df535fe5140ef9eec7b7d
kernel-debug-debuginfo-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 876c35c35dd0decf4566b1955055e6f8f863aa98c95df535fe5140ef9eec7b7d
kernel-debug-devel-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: dc54bae4042e65279cddb463a84df368948b1aab59cf45ed7e3207287e32cfe4
kernel-debuginfo-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 48b218787c115a52f41f4cb4d8ac4ea1425ae92ddd44c76cdad4fbabadd2cfe3
kernel-debuginfo-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 48b218787c115a52f41f4cb4d8ac4ea1425ae92ddd44c76cdad4fbabadd2cfe3
kernel-debuginfo-common-x86_64-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 0a8f75a48a9453476e637243550f348d2377ecb527d063fc12975b0d696a0fea
kernel-debuginfo-common-x86_64-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 0a8f75a48a9453476e637243550f348d2377ecb527d063fc12975b0d696a0fea
kernel-devel-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 7268a8ba3a0c18713182778be5f36644572e85a66ef694acfea4ba45bb8d6f9a
kernel-doc-3.10.0-514.101.1.el7.noarch.rpm SHA-256: 48b9e111193a7cf30d3384d3f27dcfe2f41544782cc13d212e59f001541d2b45
kernel-headers-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 91a947250cfe876b39bc519a0ad0efdf32a2f5b2beec09695befc6f24574e26b
kernel-tools-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 6f2f5d0d93b4e367c4f0014c79286f9641d3e9f1f32cf9b157b6febc5ab22483
kernel-tools-debuginfo-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: f72d41a94b1be68cba5c70b3fbb14781e72da09d04e98a254a9a10adb6c12dda
kernel-tools-debuginfo-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: f72d41a94b1be68cba5c70b3fbb14781e72da09d04e98a254a9a10adb6c12dda
kernel-tools-libs-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 2d31bcbcb2188e6066da862b66dbbf99ebe7c935523835409ad0accf63cb8b28
kernel-tools-libs-devel-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: e653ef571e748b57e92eb11fc9a6cecda37a670f2c22ce9c837c9618771e68f8
perf-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: c0d70c5d641e8198547d1c830354f4a6cd36b223a428be7a229c1a8632932a7f
perf-debuginfo-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: f65f048e8eb11c4dbe8375e0c20ff13e50e703e81aee4281142da790e03e0804
perf-debuginfo-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: f65f048e8eb11c4dbe8375e0c20ff13e50e703e81aee4281142da790e03e0804
python-perf-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: 76f5800c5de8d9f924d3364bba2f1e4e315941ed9bf55e97d8a965c5f7610eff
python-perf-debuginfo-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: da3ae8146b8eac3d485ffb8a15e58b1ae035ad0fcff45f2b31a053448fb78f02
python-perf-debuginfo-3.10.0-514.101.1.el7.x86_64.rpm SHA-256: da3ae8146b8eac3d485ffb8a15e58b1ae035ad0fcff45f2b31a053448fb78f02

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

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