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redhatRedHatRHSA-2022:4829
HistoryMay 31, 2022 - 10:00 a.m.

(RHSA-2022:4829) Important: kernel security, bug fix, and enhancement update

2022-05-3110:00:13
access.redhat.com
42
kernel security update
cve-2022-27666
cve-2021-4037
cve-2021-20322
cpu-mf counter
bnxt driver
virtio throughput
sctp connection
ceph_fsync
kernel paging space
uv subsystem enhancement
qla2xxx driver update
ice driver update

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

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

0.003

Percentile

68.1%

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: buffer overflow in IPsec ESP transformation code (CVE-2022-27666)

  • kernel: security regression for CVE-2018-13405 (CVE-2021-4037)

  • kernel: new DNS Cache Poisoning Attack based on ICMP fragment needed packets replies (CVE-2021-20322)

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):

  • kernel: Add support for CPU-MF counter second version 7 (BZ#2050686)

  • BNXT driver logging added latency tc-hw-offload (BZ#2059860)

  • RHEL 8 not disabling the qla2x00_timer() when the system is rebooted. (BZ#2066347)

  • spec: Fix separate tools build (BZ#2074075)

  • VirtIO Throughput for VM on host with OVS HW-Offload is very low (BZ#2074222)

  • kernel BUG at fs/ext4/mballoc.c:3245! (BZ#2074241)

  • sctp connection abort unexpected. (BZ#2075131)

  • [GSS]OCP node kernel crash due to ceph_fsync - unsafe_request_wait+0x143 (BZ#2080072)

  • TCP doesn’t retransmit if in reorder state and waits for RTO (BZ#2080973)

  • kernel paging space issue (BZ#2080990)

  • Important ice bug fixes (BZ#2081795)

Enhancement(s):

  • Bring UV subsystem up to date with upstream kernel 5.12 (BZ#2058190)

  • update qla2xxx driver to latest upstream (BZ#2060427)

  • Update ice and iavf drivers to upstream v5.17 (BZ#2070546)

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

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

0.003

Percentile

68.1%