National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-9150 Detail

Current Description

The do_check function in kernel/bpf/verifier.c in the Linux kernel before 4.11.1 does not make the allow_ptr_leaks value available for restricting the output of the print_bpf_insn function, which allows local users to obtain sensitive address information via crafted bpf system calls.

Source:  MITRE      Last Modified:  05/22/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-9150
Original release date:
05/22/2017
Last revised:
09/08/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
5.5 Medium
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N (legend)
Impact Score:
3.6
Exploitability Score:
1.8
CVSS Version 3 Metrics:
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
None
Availability (A):
None
CVSS Severity (version 2.0):
CVSS v2 Base Score:
2.1 LOW
Vector:
(AV:L/AC:L/Au:N/C:P/I:N/A:N) (legend)
Impact Subscore:
2.9
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d0e57697f162da4aa218b5feafe614fb666db07 Issue Tracking; Patch; Third Party Advisory External Source MISC http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d0e57697f162da4aa218b5feafe614fb666db07
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.1 Release Notes; Vendor Advisory External Source MISC http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.1
http://www.securityfocus.com/bid/98635 External Source BID 98635
https://bugs.chromium.org/p/project-zero/issues/detail?id=1251 Issue Tracking; Patch; Third Party Advisory External Source MISC https://bugs.chromium.org/p/project-zero/issues/detail?id=1251
https://github.com/torvalds/linux/commit/0d0e57697f162da4aa218b5feafe614fb666db07 Issue Tracking; Patch; Third Party Advisory External Source MISC https://github.com/torvalds/linux/commit/0d0e57697f162da4aa218b5feafe614fb666db07
https://source.android.com/security/bulletin/2017-09-01 External Source CONFIRM https://source.android.com/security/bulletin/2017-09-01
https://www.exploit-db.com/exploits/42048/ External Source EXPLOIT-DB 42048

Technical Details

Vulnerability Type (View All)

  • Information Leak / Disclosure (CWE-200)

Change History 4 change records found - show changes