Lucene search

K
almalinuxAlmaLinuxALSA-2022:5565
HistoryJul 13, 2022 - 12:00 a.m.

Important: kernel-rt security and bug fix update

2022-07-1300:00:00
errata.almalinux.org
22
kernel-rt
security
bug fix
real time
privilege escalation
cvss
race condition
almalinux 8.6.z1
source parity

CVSS3

7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0

Percentile

15.7%

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

  • kernel: race condition in perf_event_open leads to privilege escalation (CVE-2022-1729)
    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):
  • The latest AlmaLinux 8.6.z1 kernel changes need to be merged into the RT source tree to keep source parity between the two kernels. (BZ#2098244)

CVSS3

7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0

Percentile

15.7%