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RHSA-2023:1101: Red Hat Security Advisory: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 7. 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.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

Related CVEs:

  • CVE-2022-4378: A stack overflow flaw was found in the Linux kernel’s SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.
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Issued:

2023-03-07

Updated:

2023-03-07

RHSA-2023:1101 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: kpatch-patch 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 kpatch-patch is now available for Red Hat Enterprise Linux 7.

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

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.

Security Fix(es):

  • kernel: stack overflow in do_proc_dointvec and proc_skip_spaces (CVE-2022-4378)

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.

Affected Products

  • Red Hat Enterprise Linux Server 7 x86_64
  • Red Hat Enterprise Linux for Power, little endian 7 ppc64le

Fixes

  • BZ - 2152548 - CVE-2022-4378 kernel: stack overflow in do_proc_dointvec and proc_skip_spaces

Red Hat Enterprise Linux Server 7

SRPM

kpatch-patch-3_10_0-1160_76_1-1-3.el7.src.rpm

SHA-256: ecb9b0f00c4218ab270dac606bd63a3be60b811f93f9ddc42a0feee2587a4155

kpatch-patch-3_10_0-1160_80_1-1-2.el7.src.rpm

SHA-256: 1e33f69d4531a10ad9107bd7c6f3ac70cb7f174b8a5be1870583ff126e15651e

kpatch-patch-3_10_0-1160_81_1-1-2.el7.src.rpm

SHA-256: aa8c3c892dde9858475a80c503d16cac552de3c38a9b96a4cae0f2289f171215

kpatch-patch-3_10_0-1160_83_1-1-1.el7.src.rpm

SHA-256: 1fbb2b6b4cbb35a21507e47611c4b7f411ef9474665fa40fbd34a75dda97278e

x86_64

kpatch-patch-3_10_0-1160_76_1-1-3.el7.x86_64.rpm

SHA-256: 71766e535e03870de40c410f4f5e5e1cbefd16ef8f747e213d981f5e2e308e18

kpatch-patch-3_10_0-1160_76_1-debuginfo-1-3.el7.x86_64.rpm

SHA-256: 7fe42a14bdbd9a88c0decdb1622c8a3300486355ff7c231458f97e6aef7df7dc

kpatch-patch-3_10_0-1160_80_1-1-2.el7.x86_64.rpm

SHA-256: af106449a1c22782b4bae742e88ea3908b1a13a71149e4873b64fdde9cbbea18

kpatch-patch-3_10_0-1160_80_1-debuginfo-1-2.el7.x86_64.rpm

SHA-256: 6f7333c2b5fb413a990f5ba627efa1c6dab1989babe8f6a22aab6e0bcd2df8ee

kpatch-patch-3_10_0-1160_81_1-1-2.el7.x86_64.rpm

SHA-256: 3860bc3676afc24c6360812b1f1b5eb898a4820bf0d67edcfea9b027fbeb9f3e

kpatch-patch-3_10_0-1160_81_1-debuginfo-1-2.el7.x86_64.rpm

SHA-256: c0755f63f9d23e23d58cab729d9bbe466caba3bcb4906e5de2740668664bc8a1

kpatch-patch-3_10_0-1160_83_1-1-1.el7.x86_64.rpm

SHA-256: 5dcfac21802dd5b830ade289d9a1d2f6cc9be403d0b96a460302253b991efc81

kpatch-patch-3_10_0-1160_83_1-debuginfo-1-1.el7.x86_64.rpm

SHA-256: 7db6704ac4bfd50aa0df6347a5bf4257585e03b3a050b6c911a8ec0ded4276a2

Red Hat Enterprise Linux for Power, little endian 7

SRPM

kpatch-patch-3_10_0-1160_76_1-1-3.el7.src.rpm

SHA-256: ecb9b0f00c4218ab270dac606bd63a3be60b811f93f9ddc42a0feee2587a4155

kpatch-patch-3_10_0-1160_80_1-1-2.el7.src.rpm

SHA-256: 1e33f69d4531a10ad9107bd7c6f3ac70cb7f174b8a5be1870583ff126e15651e

kpatch-patch-3_10_0-1160_81_1-1-2.el7.src.rpm

SHA-256: aa8c3c892dde9858475a80c503d16cac552de3c38a9b96a4cae0f2289f171215

kpatch-patch-3_10_0-1160_83_1-1-1.el7.src.rpm

SHA-256: 1fbb2b6b4cbb35a21507e47611c4b7f411ef9474665fa40fbd34a75dda97278e

ppc64le

kpatch-patch-3_10_0-1160_76_1-1-3.el7.ppc64le.rpm

SHA-256: 108f22932da439dbbf24fe6d20614f38d263dfb8908b887cbb90f935c0711dda

kpatch-patch-3_10_0-1160_76_1-debuginfo-1-3.el7.ppc64le.rpm

SHA-256: 89b975b37024b2cf8dc4e8ef64c1ebebab93c1570c12c8f3521654afb5d25e81

kpatch-patch-3_10_0-1160_80_1-1-2.el7.ppc64le.rpm

SHA-256: 36f56ce3f9ecab85ac39647c6c6f5ee8a0ee0dccd06651481713c5a6515773af

kpatch-patch-3_10_0-1160_80_1-debuginfo-1-2.el7.ppc64le.rpm

SHA-256: 94df01edce66dff71bd3160444ea5ff73b46f34934e41c81cb72aa96cf47c18d

kpatch-patch-3_10_0-1160_81_1-1-2.el7.ppc64le.rpm

SHA-256: e0cfdea69662e7b26a363bc2c3fb56df3b01c4c4bcb50078189f4f89472444bd

kpatch-patch-3_10_0-1160_81_1-debuginfo-1-2.el7.ppc64le.rpm

SHA-256: a3dc2ccc4f4af0d9f7dbedcfd24e3a37a122c5d4d3ed4182ddd8f5f3af25b1f7

kpatch-patch-3_10_0-1160_83_1-1-1.el7.ppc64le.rpm

SHA-256: 2fa9d23d654846ad7906fb3807e6c2f4b642616cc7505e8140135ad39e977ea8

kpatch-patch-3_10_0-1160_83_1-debuginfo-1-1.el7.ppc64le.rpm

SHA-256: 40a415fe381ffd693bf5412d6e7a82ce1a3849454b551bce0aeefea2f651220b

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

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