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Ubuntu: (Multiple Advisories) (CVE-2015-8952): Linux kernel (Xenial HWE) vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2015-8952): Linux kernel (Xenial HWE) vulnerabilities

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
10/16/2016
Created
07/25/2018
Added
02/23/2018
Modified
08/25/2021

Description

The mbcache feature in the ext2 and ext4 filesystem implementations in the Linux kernel before 4.6 mishandles xattr block caching, which allows local users to cause a denial of service (soft lockup) via filesystem operations in environments that use many attributes, as demonstrated by Ceph and Samba.

Solution(s)

  • ubuntu-upgrade-linux-image-4-4-0-1014-aws
  • ubuntu-upgrade-linux-image-4-4-0-1019-kvm
  • ubuntu-upgrade-linux-image-4-4-0-1052-aws
  • ubuntu-upgrade-linux-image-4-4-0-1085-raspi2
  • ubuntu-upgrade-linux-image-4-4-0-1087-snapdragon
  • ubuntu-upgrade-linux-image-4-4-0-116-generic
  • ubuntu-upgrade-linux-image-4-4-0-116-generic-lpae
  • ubuntu-upgrade-linux-image-4-4-0-116-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-116-powerpc-e500mc
  • ubuntu-upgrade-linux-image-4-4-0-116-powerpc-smp
  • ubuntu-upgrade-linux-image-4-4-0-116-powerpc64-emb
  • ubuntu-upgrade-linux-image-4-4-0-116-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

References

  • USN-3487-1
  • USN-3516-1
  • USN-3530-1
  • USN-3531-1
  • USN-3531-3
  • USN-3540-1
  • USN-3540-2
  • USN-3541-1
  • USN-3541-2
  • USN-3542-1
  • USN-3542-2
  • USN-3549-1
  • USN-3560-1
  • USN-3561-1
  • USN-3580-1
  • USN-3581-1
  • USN-3581-2
  • USN-3581-3
  • USN-3582-1
  • USN-3582-2
  • USN-3583-1
  • USN-3583-2
  • USN-3594-1
  • USN-3597-1
  • USN-3597-2
  • USN-3620-2
  • USN-3690-1
  • USN-3777-3
  • CVE-2015-8952
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