Vulnerability Name:

CVE-2017-16643 (CCN-134620)

Assigned:2017-10-24
Published:2017-10-24
Updated:2018-08-24
Summary:The parse_hid_report_descriptor function in drivers/input/tablet/gtco.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (out-of-bounds read and system crash) or possibly have unspecified other impact via a crafted USB device.
CVSS v3 Severity:6.6 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Physical
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
6.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
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): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-125
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2017-16643

Source: MISC
Type: Release Notes
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11

Source: BID
Type: Third Party Advisory, VDB Entry
101769

Source: CCN
Type: BID-101769
Linux Kernel 'drivers/input/tablet/gtco.c' Local Denial of Service Vulnerability

Source: XF
Type: UNKNOWN
linux-kernel-cve201716643-dos(134620)

Source: CCN
Type: Linux Kernel GIT Repository
Input: gtco - fix potential out-of-bound access

Source: MISC
Type: Patch
https://github.com/torvalds/linux/commit/a50829479f58416a013a4ccca791336af3c584c7

Source: MISC
Type: Mailing List, Third Party Advisory
https://groups.google.com/d/msg/syzkaller/McWFcOsA47Y/3bjtBBgaBAAJ

Source: MLIST
Type: UNKNOWN
[debian-lts-announce] 20171210 [SECURITY] [DLA 1200-1] linux security update

Source: UBUNTU
Type: UNKNOWN
USN-3754-1

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:* (Version <= 4.13.11)

    • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:4.13.10:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:2017166430000000
    V
    		CVE-2017-16643 on Ubuntu 16.04 LTS (xenial) - low.
    2017-11-07
    oval:com.ubuntu.artful:def:201716643000
    V
    		CVE-2017-16643 on Ubuntu 17.10 (artful) - low.
    2017-11-07
    oval:com.ubuntu.xenial:def:201716643000
    V
    		CVE-2017-16643 on Ubuntu 16.04 LTS (xenial) - low.
    2017-11-07
    oval:com.ubuntu.bionic:def:201716643000
    V
    		CVE-2017-16643 on Ubuntu 18.04 LTS (bionic) - low.
    2017-11-07
    oval:com.ubuntu.cosmic:def:2017166430000000
    V
    		CVE-2017-16643 on Ubuntu 18.10 (cosmic) - low.
    2017-11-07
    oval:com.ubuntu.cosmic:def:201716643000
    V
    		CVE-2017-16643 on Ubuntu 18.10 (cosmic) - low.
    2017-11-07
    oval:com.ubuntu.bionic:def:2017166430000000
    V
    		CVE-2017-16643 on Ubuntu 18.04 LTS (bionic) - low.
    2017-11-07
    oval:com.ubuntu.trusty:def:201716643000
    V
    		CVE-2017-16643 on Ubuntu 14.04 LTS (trusty) - low.
    2017-11-07
    BACK
    linux linux kernel *
    linux linux kernel 4.13.10