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almalinuxAlmaLinuxALSA-2023:0951
HistoryFeb 28, 2023 - 12:00 a.m.

Important: kernel security and bug fix update

2023-02-2800:00:00
errata.almalinux.org
29
linux kernel
security fix
use-after-free
stack overflow
remote denial of service
integer overflow
out-of-bounds vulnerability
bug fix
ltp test failure
crash
kernel panic
scheduler update
nvme driver
cephfs client crashing
block layer update

7.8 High

CVSS3

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

0.002 Low

EPSS

Percentile

56.8%

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

Security Fix(es):

  • kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c (CVE-2022-3564)
  • kernel: stack overflow in do_proc_dointvec and proc_skip_spaces (CVE-2022-4378)
  • kernel: use-after-free in __nfs42_ssc_open() in fs/nfs/nfs4file.c leading to remote Denial of Service attack (CVE-2022-4379)
  • kernel: Netfilter integer overflow vulnerability in nft_payload_copy_vlan (CVE-2023-0179)
  • 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):

  • AlmaLinux 9.0: LTP Test failure and crash at fork14 on Sapphire Rapids Platinum 8280+ (BZ#2133083)
  • AlmaLinux 9.1 Extending NMI watchdog’s timer during LPM (BZ#2140085)
  • AMDSERVER 9.1: amdpstate driver incorrectly designed to load as default for Genoa (BZ#2151274)
  • qla2xxx NVMe-FC: WARNING: CPU: 0 PID: 124072 at drivers/scsi/qla2xxx/qla_init.c:70 qla2xxx_rel_done_warning+0x25/0x30 [qla2xxx] (BZ#2152178)
  • Regression: Kernel panic on Lenovo T480 with AH40 USB-C docking station (BZ#2153277)
  • Scheduler Update (almalinux9.2) (BZ#2153792)
  • AlmaLinux9.1, Nx_Gzip: nr_total_credits is not decremented when processing units are reduced by dlpar in shared mode. (FW1030 / DLPAR) (BZ#2154305)
  • MSFT, MANA, NET Patch AlmaLinux-9: Fix race on per-CQ variable napi_iperf panic fix (BZ#2155145)
  • Azure vPCI AlmaLinux-9 add the support of multi-MSI (BZ#2155459)
  • Azure AlmaLinux-9: VM Deployment Failures Patch Request (BZ#2155930)
  • The ‘date’ command shows wrong time in nested KVM s390x guest (BZ#2158815)
  • AlmaLinux-9.2: Update NVMe driver to sync with upstream v6.0 (BZ#2161344)
  • CEE cephfs: AlmaLinux9 cephfs client crashing with RIP: 0010:netfs_rreq_unlock+0xef/0x380 [netfs] (BZ#2161418)
  • block layer: update with upstream v6.0 (BZ#2162535)

7.8 High

CVSS3

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

0.002 Low

EPSS

Percentile

56.8%