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almalinuxAlmaLinuxALSA-2022:5819
HistoryAug 03, 2022 - 12:00 a.m.

Important: kernel security and bug fix update

2022-08-0300:00:00
errata.almalinux.org
18

8.2 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.001 Low

EPSS

Percentile

47.9%

The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):

  • kernel: Small table perturb size in the TCP source port generation algorithm can lead to information leak (CVE-2022-1012)
  • kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root (CVE-2022-32250)
    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):
  • Softirq hrtimers are being placed on the per-CPU softirq clocks on isolcpu’s. (BZ#2090484)
  • enable/disable multiqueues repeatedly while ping local host, guest kernel panic (BZ#2093416)
  • Backport kernel audit enhancements and fixes from v5.13-rc1 to v5.16-rc6 (BZ#2095434)
  • blk_update_request: I/O error, dev nvme0n3, during xfs creation (BZ#2100150)
  • SCSI updates for AlmaLinux 8.7 (BZ#2100254)
  • Kernel bug on mm/slub.c:314 (BZ#2102251)
  • Implement new tc action for check_pkt_len (BZ#2102333)
  • too long timeout value with TIME_WAIT status of conntrack entry (BZ#2104002)
  • Connectx6-DX, mlx5 , backport 087032ee7021 (“net/mlx5e: TC, Fix ct_clear overwriting ct action metadata”) (BZ#2104012)
  • mlx5: Software steering memory allocation failure, netperf TCP_CRR with ct(). (BZ#2104013)
  • tcp: request_sock leak in Calico OCP (BZ#2104670)

8.2 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.001 Low

EPSS

Percentile

47.9%