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redhatRedHatRHSA-2022:0590
HistoryFeb 22, 2022 - 8:35 a.m.

(RHSA-2022:0590) Important: kpatch-patch security update

2022-02-2208:35:59
access.redhat.com
41
rhsa-2022-0590
use after free
local privilege escalation
rdma listen
data leak
cvss score
cve-2021-0920
cve-2021-4028
cve-2021-4155

CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

28.0%

JSON

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: Use After Free in unix_gc() which could result in a local privilege escalation (CVE-2021-0920)

  • kernel: use-after-free in RDMA listen() (CVE-2021-4028)

  • kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL (CVE-2021-4155)

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.

OSVersionArchitecturePackageVersionFilename
RedHat8x86_64kpatch-patch-4_18_0-193_51_1-debuginfo< 1-6.el8_2kpatch-patch-4_18_0-193_51_1-debuginfo-1-6.el8_2.x86_64.rpm
RedHat8x86_64kpatch-patch-4_18_0-193_47_1-debugsource< 1-9.el8_2kpatch-patch-4_18_0-193_47_1-debugsource-1-9.el8_2.x86_64.rpm
RedHat8x86_64kpatch-patch-4_18_0-193_46_1-debuginfo< 1-9.el8_2kpatch-patch-4_18_0-193_46_1-debuginfo-1-9.el8_2.x86_64.rpm
RedHat8x86_64kpatch-patch-4_18_0-193_51_1< 1-6.el8_2kpatch-patch-4_18_0-193_51_1-1-6.el8_2.x86_64.rpm
RedHat8ppc64lekpatch-patch-4_18_0-193_47_1-debuginfo< 1-9.el8_2kpatch-patch-4_18_0-193_47_1-debuginfo-1-9.el8_2.ppc64le.rpm
RedHat8x86_64kpatch-patch-4_18_0-193_47_1< 1-9.el8_2kpatch-patch-4_18_0-193_47_1-1-9.el8_2.x86_64.rpm
RedHat8x86_64kpatch-patch-4_18_0-193_56_1-debugsource< 1-5.el8_2kpatch-patch-4_18_0-193_56_1-debugsource-1-5.el8_2.x86_64.rpm
RedHat8x86_64kpatch-patch-4_18_0-193_65_2-debugsource< 1-2.el8_2kpatch-patch-4_18_0-193_65_2-debugsource-1-2.el8_2.x86_64.rpm
RedHat8ppc64lekpatch-patch-4_18_0-193_64_1-debuginfo< 1-3.el8_2kpatch-patch-4_18_0-193_64_1-debuginfo-1-3.el8_2.ppc64le.rpm
RedHat8ppc64lekpatch-patch-4_18_0-193_68_1< 1-2.el8_2kpatch-patch-4_18_0-193_68_1-1-2.el8_2.ppc64le.rpm
Rows per page:
1-10 of 601

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CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

28.0%

JSON
Related for RHSA-2022:0590
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