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CVE
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CVE-2017-16994Date: (C)2017-11-29   (M)2024-03-21


The walk_hugetlb_range function in mm/pagewalk.c in the Linux kernel before 4.14.2 mishandles holes in hugetlb ranges, which allows local users to obtain sensitive information from uninitialized kernel memory via crafted use of the mincore() system call.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 5.5CVSS Score : 2.1
Exploit Score: 1.8Exploit Score: 3.9
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: LOWAuthentication: NONE
User Interaction: NONEConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: HIGHAvailability: NONE
Integrity: NONE 
Availability: NONE 
  
Reference:
BID-101969
EXPLOIT-DB-43178
RHSA-2018:0502
USN-3617-1
USN-3617-2
USN-3617-3
USN-3619-1
USN-3619-2
USN-3632-1
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=373c4557d2aa362702c4c2d41288fb1e54990b7c
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.2
https://bugs.chromium.org/p/project-zero/issues/detail?id=1431
https://github.com/torvalds/linux/commit/373c4557d2aa362702c4c2d41288fb1e54990b7c

CPE    1
cpe:/o:linux:linux_kernel
CWE    1
CWE-200
OVAL    18
oval:org.secpod.oval:def:113706
oval:org.secpod.oval:def:113700
oval:org.secpod.oval:def:113692
oval:org.secpod.oval:def:704056
...

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