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Ubuntu: (Multiple Advisories) (CVE-2015-8539): Linux kernel (Trusty HWE) vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2015-8539): Linux kernel (Trusty HWE) vulnerabilities

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
02/07/2016
Created
03/19/2019
Added
10/30/2018
Modified
08/25/2021

Description

The KEYS subsystem in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (BUG) via crafted keyctl commands that negatively instantiate a key, related to security/keys/encrypted-keys/encrypted.c, security/keys/trusted.c, and security/keys/user_defined.c.

Solution(s)

  • ubuntu-upgrade-linux-image-3-13-0-161-generic
  • ubuntu-upgrade-linux-image-3-13-0-161-generic-lpae
  • ubuntu-upgrade-linux-image-3-13-0-161-lowlatency
  • ubuntu-upgrade-linux-image-3-13-0-161-powerpc-e500
  • ubuntu-upgrade-linux-image-3-13-0-161-powerpc-e500mc
  • ubuntu-upgrade-linux-image-3-13-0-161-powerpc-smp
  • ubuntu-upgrade-linux-image-3-13-0-161-powerpc64-emb
  • ubuntu-upgrade-linux-image-3-13-0-161-powerpc64-smp
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-lts-trusty
  • ubuntu-upgrade-linux-image-generic-lts-trusty
  • ubuntu-upgrade-linux-image-highbank
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-powerpc-e500
  • ubuntu-upgrade-linux-image-powerpc-e500mc
  • ubuntu-upgrade-linux-image-powerpc-smp
  • ubuntu-upgrade-linux-image-powerpc64-emb
  • ubuntu-upgrade-linux-image-powerpc64-smp

References

  • USN-3312-1
  • USN-3312-2
  • USN-3485-1
  • USN-3485-2
  • USN-3485-3
  • USN-3507-1
  • USN-3507-2
  • USN-3631-1
  • USN-3631-2
  • USN-3776-1
  • USN-3776-2
  • USN-3798-1
  • USN-3798-2
  • SUSE-SU-2016:0335
  • SUSE-SU-2016:0336
  • SUSE-SU-2016:0337
  • SUSE-SU-2016:0339
  • SUSE-SU-2016:0380
  • SUSE-SU-2016:0381
  • SUSE-SU-2016:0383
  • SUSE-SU-2016:0384
  • SUSE-SU-2016:0386
  • SUSE-SU-2016:0387
  • SUSE-SU-2016:0434
  • SUSE-SU-2016:0911
  • SUSE-SU-2016:1102
  • SUSE-SU-2016:1937
  • SUSE-SU-2016:2074
  • RHSA-2018:0151
  • RHSA-2018:0152
  • RHSA-2018:0181
  • CVE-2015-8539
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