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Ubuntu: (Multiple Advisories) (CVE-2019-8912): Linux kernel (HWE) vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2019-8912): Linux kernel (HWE) vulnerabilities

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
02/18/2019
Created
04/22/2019
Added
04/05/2019
Modified
06/10/2021

Description

In the Linux kernel through 4.20.11, af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr.

Solution(s)

  • ubuntu-upgrade-linux-image-4-15-0-1010-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1029-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1031-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1033-raspi2
  • ubuntu-upgrade-linux-image-4-15-0-1035-aws
  • ubuntu-upgrade-linux-image-4-15-0-1035-oem
  • ubuntu-upgrade-linux-image-4-15-0-1041-azure
  • ubuntu-upgrade-linux-image-4-15-0-47-generic
  • ubuntu-upgrade-linux-image-4-15-0-47-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-47-lowlatency
  • ubuntu-upgrade-linux-image-4-15-0-47-snapdragon
  • ubuntu-upgrade-linux-image-4-18-0-1008-gcp
  • ubuntu-upgrade-linux-image-4-18-0-1009-kvm
  • ubuntu-upgrade-linux-image-4-18-0-1011-raspi2
  • ubuntu-upgrade-linux-image-4-18-0-1012-aws
  • ubuntu-upgrade-linux-image-4-18-0-1014-azure
  • ubuntu-upgrade-linux-image-4-18-0-17-generic
  • ubuntu-upgrade-linux-image-4-18-0-17-generic-lpae
  • ubuntu-upgrade-linux-image-4-18-0-17-lowlatency
  • ubuntu-upgrade-linux-image-4-18-0-17-snapdragon
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-aws-hwe
  • ubuntu-upgrade-linux-image-azure
  • ubuntu-upgrade-linux-image-gcp
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-hwe-16-04
  • ubuntu-upgrade-linux-image-generic-hwe-18-04
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-16-04
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-18-04
  • ubuntu-upgrade-linux-image-gke
  • ubuntu-upgrade-linux-image-kvm
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-lowlatency-hwe-16-04
  • ubuntu-upgrade-linux-image-lowlatency-hwe-18-04
  • ubuntu-upgrade-linux-image-oem
  • ubuntu-upgrade-linux-image-oracle
  • ubuntu-upgrade-linux-image-raspi2
  • ubuntu-upgrade-linux-image-snapdragon
  • ubuntu-upgrade-linux-image-snapdragon-hwe-18-04
  • ubuntu-upgrade-linux-image-virtual
  • ubuntu-upgrade-linux-image-virtual-hwe-16-04
  • ubuntu-upgrade-linux-image-virtual-hwe-18-04

References

  • USN-3821-1
  • USN-3821-2
  • USN-3879-1
  • USN-3879-2
  • USN-3930-1
  • USN-3930-2
  • USN-3931-1
  • USN-3931-2
  • USN-3932-1
  • USN-3932-2
  • USN-3933-1
  • USN-3933-2
  • CVE-2019-8912
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