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CVE-2017-14991

Date: October 3, 2017

The sg_ioctl function in drivers/scsi/sg.c in the Linux kernel before 4.13.4 allows local users to obtain sensitive information from uninitialized kernel heap-memory locations via an SG_GET_REQUEST_TABLE ioctl call for /dev/sg0.

Language: C

Severity Score

Related Resources (8)

https://nvd.nist.gov/vuln/detail/CVE-2017-14991
https://github.com/torvalds/linux/commit/3e0097499839e0fe3af380410eababe5a47c4cf9
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.4
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3e0097499839e0fe3af380410eababe5a47c4cf9
http://www.securityfocus.com/bid/101187
https://usn.ubuntu.com/3754-1/
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-14991
https://www.mend.io/vulnerability-database/CVE-2017-14991

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

CVSS v3.1

Base Score:
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 v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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