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Ubuntu: (Multiple Advisories) (CVE-2021-29266): Linux kernel (OEM) vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2021-29266): Linux kernel (OEM) vulnerabilities

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
03/26/2021
Created
05/14/2021
Added
05/12/2021
Modified
03/22/2023

Description

An issue was discovered in the Linux kernel before 5.11.9. drivers/vhost/vdpa.c has a use-after-free because v->config_ctx has an invalid value upon re-opening a character device, aka CID-f6bbf0010ba0.

Solution(s)

  • ubuntu-upgrade-linux-image-5-10-0-1026-oem
  • ubuntu-upgrade-linux-image-5-8-0-1024-raspi
  • ubuntu-upgrade-linux-image-5-8-0-1024-raspi-nolpae
  • ubuntu-upgrade-linux-image-5-8-0-1027-kvm
  • ubuntu-upgrade-linux-image-5-8-0-1029-oracle
  • ubuntu-upgrade-linux-image-5-8-0-1031-gcp
  • ubuntu-upgrade-linux-image-5-8-0-1032-azure
  • ubuntu-upgrade-linux-image-5-8-0-1033-aws
  • ubuntu-upgrade-linux-image-5-8-0-53-generic
  • ubuntu-upgrade-linux-image-5-8-0-53-generic-64k
  • ubuntu-upgrade-linux-image-5-8-0-53-generic-lpae
  • ubuntu-upgrade-linux-image-5-8-0-53-lowlatency
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-azure
  • ubuntu-upgrade-linux-image-gcp
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-64k
  • ubuntu-upgrade-linux-image-generic-64k-hwe-20-04
  • ubuntu-upgrade-linux-image-generic-hwe-20-04
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-20-04
  • ubuntu-upgrade-linux-image-gke
  • ubuntu-upgrade-linux-image-kvm
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-lowlatency-hwe-20-04
  • ubuntu-upgrade-linux-image-oem-20-04
  • ubuntu-upgrade-linux-image-oem-20-04b
  • ubuntu-upgrade-linux-image-oracle
  • ubuntu-upgrade-linux-image-raspi
  • ubuntu-upgrade-linux-image-raspi-nolpae
  • ubuntu-upgrade-linux-image-virtual
  • ubuntu-upgrade-linux-image-virtual-hwe-20-04

References

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