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CVE
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CVE-2017-6951Date: (C)2017-03-17   (M)2018-09-27


The keyring_search_aux function in security/keys/keyring.c in the Linux kernel through 3.14.79 allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a request_key system call for the "dead" type.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 5.5CVSS Score : 4.9
Exploit Score: 1.8Exploit Score: 3.9
Impact Score: 3.6Impact Score: 6.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: LOWAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: COMPLETE
Integrity: NONE 
Availability: HIGH 
  
Reference:
BID-96943
RHSA-2017:1842
RHSA-2017:2077
RHSA-2017:2669
http://www.spinics.net/lists/keyrings/msg01845.html
http://www.spinics.net/lists/keyrings/msg01846.html
http://www.spinics.net/lists/keyrings/msg01849.html

CPE    1
cpe:/o:linux:linux_kernel:3.14.79
CWE    1
CWE-476
OVAL    8
oval:org.secpod.oval:def:703802
oval:org.secpod.oval:def:1501955
oval:org.secpod.oval:def:1501956
oval:org.secpod.oval:def:502088
...

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