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Ubuntu: (Multiple Advisories) (CVE-2017-2647): Linux kernel (Trusty HWE) vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2017-2647): Linux kernel (Trusty HWE) vulnerabilities

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
03/31/2017
Created
03/19/2019
Added
01/15/2019
Modified
08/25/2021

Description

The KEYS subsystem in the Linux kernel before 3.18 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving a NULL value for a certain match field, related to the keyring_search_iterator function in keyring.c.

Solution(s)

  • ubuntu-upgrade-linux-image-3-13-0-164-generic
  • ubuntu-upgrade-linux-image-3-13-0-164-generic-lpae
  • ubuntu-upgrade-linux-image-3-13-0-164-lowlatency
  • ubuntu-upgrade-linux-image-3-13-0-164-powerpc-e500
  • ubuntu-upgrade-linux-image-3-13-0-164-powerpc-e500mc
  • ubuntu-upgrade-linux-image-3-13-0-164-powerpc-smp
  • ubuntu-upgrade-linux-image-3-13-0-164-powerpc64-emb
  • ubuntu-upgrade-linux-image-3-13-0-164-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-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-3776-1
  • USN-3776-2
  • USN-3797-1
  • USN-3797-2
  • USN-3846-1
  • USN-3847-1
  • USN-3847-2
  • USN-3847-3
  • USN-3848-1
  • USN-3848-2
  • USN-3849-1
  • USN-3849-2
  • 97258
  • RHSA-2017:1842
  • RHSA-2017:2077
  • RHSA-2017:2437
  • RHSA-2017:2444
  • CVE-2017-2647
  • DLA-922-1
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