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redhatRedHatRHSA-2023:0440
HistoryJan 24, 2023 - 2:01 p.m.

(RHSA-2023:0440) Important: kernel security and bug fix update

2023-01-2414:01:08
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15
rhsa-2023-0440
kernel packages
linux kernel
security fix
bug fix
i915
gpu
tlb flush
memory access
cve-2022-4139
hw
cpu
intel
post-barrier
return stack buffer
predictions
cve-2022-26373
azure
vms
network acceleration
deployment failures
bz#2155273
bz#2155281
unix

0.0004 Low

EPSS

Percentile

14.2%

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

Security Fix(es):

  • kernel: i915: Incorrect GPU TLB flush can lead to random memory access (CVE-2022-4139)

  • hw: cpu: Intel: Post-barrier Return Stack Buffer Predictions (CVE-2022-26373)

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):

  • Azure: Sometimes newly deployed VMs are not getting accelerated network during provisioning (BZ#2155273)

  • Azure: VM Deployment Failures Patch Request (BZ#2155281)