Vulnerability Name:

CCN-90061

Published:2013-08-28
Updated:2013-08-28
Summary:Linux Kernel, built with CONFIG_SMP support and running on ARM, is vulnerable to a denial of service, caused by an error in the get_wchan() function. A local attacker could exploit this vulnerability to cause a kernel oops.
CVSS v3 Severity: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)
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:4.7 Medium (CCN CVSS v2 Vector: AV:L/AC:M/Au:N/C:N/I:N/A:C)
3.5 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:M/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: SA56224
Linux Kernel "get_wchan()" Stack Frame Unwinding Denial of Service Vulnerability

Source: CCN
Type: stackoverflow
unwind_frame cause a kernel paging error

Source: CCN
Type: BID-64510
Linux Kernel 'unwind_frame()' Function Multiple Local Denial of Service Vulnerabilities

Source: XF
Type: UNKNOWN
linux-kernel-getwchan-dos(90061)

Source: CCN
Type: Linux Kernel GIT Repository
ARM: 7912/1: check stack pointer in get_wchan

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:2.6.0:-:*:*:*:*:*:*
  • OR cpe:/o:linux:linux_kernel:3.4:-:*:*:*:*:*:*
  • OR cpe:/o:linux:linux_kernel:3.10:*:*:*:*:*:*:*
  • OR cpe:/o:linux:linux_kernel:3.12:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    linux linux kernel 2.6.0
    linux linux kernel 3.4
    linux linux kernel 3.10
    linux linux kernel 3.12