CVE-2017-5550 Detail

Current Description

Off-by-one error in the pipe_advance function in lib/iov_iter.c in the Linux kernel before 4.9.5 allows local users to obtain sensitive information from uninitialized heap-memory locations in opportunistic circumstances by reading from a pipe after an incorrect buffer-release decision.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
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


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Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb Issue Tracking  Patch  Third Party Advisory 
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5 Release Notes  Vendor Advisory 
http://www.openwall.com/lists/oss-security/2017/01/21/3 Mailing List  Patch  Third Party Advisory 
http://www.securityfocus.com/bid/95716 Third Party Advisory  VDB Entry 
https://bugzilla.redhat.com/show_bug.cgi?id=1416116 Issue Tracking  Patch 
https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb Issue Tracking  Patch  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor cwe source acceptance level NIST  

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-5550
NVD Published Date:
02/06/2017
NVD Last Modified:
02/09/2017
Source:
MITRE