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redhatRedHatRHSA-2022:6248
HistoryAug 30, 2022 - 9:05 p.m.

(RHSA-2022:6248) Moderate: kernel-rt security and bug fix update

2022-08-3021:05:29
access.redhat.com
282
real time linux
information leak
bug fix
rhel-8.4.z11

CVSS2

4.9

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0

Percentile

14.2%

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

  • information leak in scsi_ioctl() (CVE-2022-0494)

  • a kernel-info-leak issue in pfkey_register (CVE-2022-1353)

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.

Bug Fix(es):

  • update RT source tree to the RHEL-8.4.z11 source tree (BZ#2106751)

CVSS2

4.9

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0

Percentile

14.2%