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almalinuxAlmaLinuxALSA-2023:0832
HistoryFeb 21, 2023 - 12:00 a.m.

Important: kernel security and bug fix update

2023-02-2100:00:00
errata.almalinux.org
37
linux kernel
security fix
bug fix
vulnerability
enhancement
kernel update

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.002

Percentile

52.6%

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

Security Fix(es):

  • kernel: mm/mremap.c use-after-free vulnerability (CVE-2022-41222)
  • kernel: nfsd buffer overflow by RPC message over TCP with garbage data (CVE-2022-43945)
  • kernel: an out-of-bounds vulnerability in i2c-ismt driver (CVE-2022-2873)

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):

  • WARNING: CPU: 116 PID: 3440 at arch/x86/mm/extable.c:105 ex_handler_fprestore+0x3f/0x50 (BZ#2134586)
  • Hardware error: RIP: copy_user_enhanced_fast_string+0xe (BZ#2137592)
  • Cannot trigger kernel dump using NMI on SNO node running PAO and RT kernel (BZ#2139580)
  • MEI support for Alder Lake-S (BZ#2141783)
  • Host Pod -> Cluster IP Service traffic (Pod Backend - Different Node) Flow Iperf Cannot Connect (BZ#2141959)
  • AlmaLinux8.7: Xorg cannot display resolution higher than 1024x768 on system using ast graphics driver (BZ#2149287)
  • Intel 8.7 Bug: OS doesn’t boot when vmd and interrupt remapping are enabled (BZ#2149474)
  • i40e,iavf: SR-IOV VF devices send GARP with wrong MAC address (BZ#2149745)
  • AlmaLinux8.4 - boot: Add secure boot trailer (BZ#2151530)
  • error 524 from seccomp(2) when trying to load filter (BZ#2152138)
  • Workqueue: WQ_MEM_RECLAIM iscsi_ctrl_1:98 __iscsi_unbind_session [scsi_transport_iscsi] (BZ#2152734)
  • Connectivity issue with vDPA driver (BZ#2152912)
  • High Load average due to cfs cpu throttling (BZ#2153108)
  • The “kernel BUG at mm/usercopy.c:103!” from BZ 2041529 is back on almalinux-8.5 (BZ#2153230)
  • AlmaLinux8: tick storm on nohz (isolated) CPU cores (BZ#2153653)
  • kernel BUG: scheduling while atomic: crio/7295/0x00000002 (BZ#2154460)
  • Azure AlmaLinux 8 z-stream: Sometimes newly deployed VMs are not getting accelerated network during provisioning (BZ#2155272)
  • Azure: VM Deployment Failures Patch Request (BZ#2155280)
  • Azure vPCI AlmaLinux-8: add the support of multi-MSI (BZ#2155289)
  • MSFT MANA NET Patch AlmaLinux-8: Fix race on per-CQ variable napi_iperf panic fix (BZ#2155437)
  • GSS: OCP 4.10.30 node crash after ODF upgrade : unable to handle kernel NULL pointer dereference at 0000000000000000 : ceph_get_snap_realm+0x68/0xa0 [ceph] (BZ#2155797)
  • Error in /usr/src/kernels/4.18.0-423.el8.x86_64/scripts/kernel-doc script causing irdma build to fail (BZ#2157905)
  • AlmaLinux8.8: Backport upstream patches to reduce memory cgroup memory consumption and OOM problem (BZ#2157922)
  • The ‘date’ command shows wrong time in nested KVM s390x guest (BZ#2158813)
  • ethtool -m results in an out-of-bounds slab write in the be2net driver (BZ#2160182)
  • (AlmaLinux OpenShift)Error downloading big ZIP files inside pod on power OCP and pod getting restarted (BZ#2160221)
  • i40e/iavf: VF reset task fails “Never saw reset” with 5 second timeout per VF (BZ#2160460)
  • iavf: It takes long time to create multiple VF interfaces and the VF interface names are not consistent (BZ#2163257)

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.002

Percentile

52.6%