Null pointer dereference

2016-04-2717:59:00

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4.6 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

6.5 Medium

AI Score

Confidence

Low

4.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:N/I:N/A:C

0.004 Low

EPSS

Percentile

71.3%

JSON

The create_fixed_stream_quirk function in sound/usb/quirks.c in the snd-usb-audio driver in the Linux kernel before 4.5.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference or double free, and system crash) via a crafted endpoints value in a USB device descriptor.

CPENameOperatorVersion
ubuntu_linuxeq12.04
linux_kernelle4.5.0
suse_linux_enterprise_debuginfoeq11.0 sp4
suse_linux_enterprise_desktopeq12.0
suse_linux_enterprise_live_patchingeq12.0
suse_linux_enterprise_module_for_public_cloudeq12.0
suse_linux_enterprise_real_time_extensioneq11.0 sp4
suse_linux_enterprise_real_time_extensioneq12.0 sp1
suse_linux_enterprise_servereq11.0 sp4
suse_linux_enterprise_servereq12.0

Name	Operator	Version
ubuntu_linux	eq	12.04
linux_kernel	le	4.5.0
suse_linux_enterprise_debuginfo	eq	11.0 sp4
suse_linux_enterprise_desktop	eq	12.0
suse_linux_enterprise_live_patching	eq	12.0
suse_linux_enterprise_module_for_public_cloud	eq	12.0
suse_linux_enterprise_real_time_extension	eq	11.0 sp4
suse_linux_enterprise_real_time_extension	eq	12.0 sp1
suse_linux_enterprise_server	eq	11.0 sp4
suse_linux_enterprise_server	eq	12.0