Vulnerability Name:

CVE-2017-14991

Assigned:2017-10-03
Published:2017-10-03
Updated:2017-10-13
Summary: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.
CVSS v3 Severity:5.5 Medium (CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
4.0 Medium (CCN CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-200
References:Source: CONFIRM
Type: VENDOR_ADVISORY
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3e0097499839e0fe3af380410eababe5a47c4cf9

Source: CONFIRM
Type: VENDOR_ADVISORY
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.4

Source: BID
Type: VENDOR_ADVISORY
101187

Source: CONFIRM
Type: VENDOR_ADVISORY
https://github.com/torvalds/linux/commit/3e0097499839e0fe3af380410eababe5a47c4cf9

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:4.13.3:*:*:*:*:*:*:*

  • Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:201714991000
    V
    CVE-2017-14991 on Ubuntu 16.04 LTS (xenial) - low.
    2017-10-03
    oval:com.ubuntu.trusty:def:201714991000
    V
    CVE-2017-14991 on Ubuntu 14.04 LTS (trusty) - low.
    2017-10-03
    BACK
    linux linux_kernel 4.13.3