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Ubuntu: USN-4391-1 (CVE-2019-19319): Linux kernel vulnerabilities

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Ubuntu: USN-4391-1 (CVE-2019-19319): Linux kernel vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
11/27/2019
Created
06/11/2020
Added
06/10/2020
Modified
03/22/2023

Description

In the Linux kernel before 5.2, a setxattr operation, after a mount of a crafted ext4 image, can cause a slab-out-of-bounds write access because of an ext4_xattr_set_entry use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call, aka CID-345c0dbf3a30.

Solution(s)

  • ubuntu-upgrade-linux-image-4-4-0-1073-aws
  • ubuntu-upgrade-linux-image-4-4-0-1075-kvm
  • ubuntu-upgrade-linux-image-4-4-0-1109-aws
  • ubuntu-upgrade-linux-image-4-4-0-1134-raspi2
  • ubuntu-upgrade-linux-image-4-4-0-1138-snapdragon
  • ubuntu-upgrade-linux-image-4-4-0-184-generic
  • ubuntu-upgrade-linux-image-4-4-0-184-generic-lpae
  • ubuntu-upgrade-linux-image-4-4-0-184-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-184-powerpc-e500mc
  • ubuntu-upgrade-linux-image-4-4-0-184-powerpc-smp
  • ubuntu-upgrade-linux-image-4-4-0-184-powerpc64-emb
  • ubuntu-upgrade-linux-image-4-4-0-184-powerpc64-smp
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-lts-xenial
  • ubuntu-upgrade-linux-image-generic-lts-xenial
  • ubuntu-upgrade-linux-image-kvm
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-lowlatency-lts-xenial
  • ubuntu-upgrade-linux-image-powerpc-e500mc
  • ubuntu-upgrade-linux-image-powerpc-e500mc-lts-xenial
  • ubuntu-upgrade-linux-image-powerpc-smp
  • ubuntu-upgrade-linux-image-powerpc-smp-lts-xenial
  • ubuntu-upgrade-linux-image-powerpc64-emb
  • ubuntu-upgrade-linux-image-powerpc64-emb-lts-xenial
  • ubuntu-upgrade-linux-image-powerpc64-smp
  • ubuntu-upgrade-linux-image-powerpc64-smp-lts-xenial
  • ubuntu-upgrade-linux-image-raspi2
  • ubuntu-upgrade-linux-image-snapdragon
  • ubuntu-upgrade-linux-image-virtual
  • ubuntu-upgrade-linux-image-virtual-lts-xenial

References

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