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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:24206
[Rus]
Version
2
Class
patch
ALTXid
157647
Language
English
Severity
High
Title
USN-3167-2 -- Linux kernel (OMAP4) vulnerabilities
Description
Dmitry Vyukov discovered that the KVM implementation in the Linux kernel
did not properly initialize the Code Segment (CS) in certain error cases. A
local attacker could use this to expose sensitive information (kernel
memory). (CVE-2016-9756)
Baozeng Ding discovered a race condition that could lead to a use-after-
free in the Advanced Linux Sound Architecture (ALSA) subsystem of the Linux
kernel. A local attacker could use this to cause a denial of service
(system crash). (CVE-2016-9794)
Family
unix
Platform
Ubuntu 12.04
Product
linux-ti-omap4
Reference
VENDOR: USN-3167-2
VENDOR: USN-3167-2
Id:
USN-3167-2
Reference:
http://www.ubuntu.com/usn/usn-3167-2/
CVE: CVE-2016-9756
CVE: CVE-2016-9756
Id:
CVE-2016-9756
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9756
Comment
: arch/x86/kvm/emulate.c in the Linux kernel before 4.8.12 does not properly initialize Code Segment (CS) in certain error cases, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.
CVSSv2 Score:
2.1
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
PARTIAL
Integrity impact:
NONE
Availability impact:
NONE
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:P/I:N/A:N
CVSSv3 Score:
5.5
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
HIGH
Integrity impact:
NONE
Availability impact:
NONE
CVSSv3 Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE:
200 (Information Exposure)
References:
https://github.com/torvalds/linux/commit/2117d5398c81554fbf803f5fd1dc55eb78216c0c (CONFIRM)
https://bugzilla.redhat.com/show_bug.cgi?id=1400468 (CONFIRM)
[oss-security] 20161201 CVE request: Kernel: kvm: stack memory information leakage (MLIST)
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.12 (CONFIRM)
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2117d5398c81554fbf803f5fd1dc55eb78216c0c (CONFIRM)
94615 (BID)
openSUSE-SU-2017:0002 (SUSE)
CVE: CVE-2016-9794
CVE: CVE-2016-9794
Id:
CVE-2016-9794
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9794
Comment
: Race condition in the snd_pcm_period_elapsed function in sound/core/pcm_lib.c in the ALSA subsystem in the Linux kernel before 4.7 allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a crafted SNDRV_PCM_TRIGGER_START command.
CVSSv2 Score:
7.2
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
COMPLETE
Integrity impact:
COMPLETE
Availability impact:
COMPLETE
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSSv3 Score:
7.8
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
HIGH
Integrity impact:
HIGH
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE:
362 (Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition'))
References:
https://patchwork.kernel.org/patch/8752621/ (CONFIRM)
https://github.com/torvalds/linux/commit/3aa02cb664c5fb1042958c8d1aa8c35055a2ebc4 (CONFIRM)
https://bugzilla.redhat.com/show_bug.cgi?id=1401494 (CONFIRM)
[oss-security] 20161203 CVE request: -- Linux kernel: ALSA: use-after-free in,kill_fasync (MLIST)
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3aa02cb664c5fb1042958c8d1aa8c35055a2ebc4 (CONFIRM)
94654 (BID)
SUSE-SU-2016:3252 (SUSE)
SUSE-SU-2016:3248 (SUSE)
SUSE-SU-2016:3217 (SUSE)
SUSE-SU-2016:3203 (SUSE)
SUSE-SU-2016:3188 (SUSE)
SUSE-SU-2016:3146 (SUSE)
openSUSE-SU-2016:3118 (SUSE)
https://source.android.com/security/bulletin/2017-05-01 (CONFIRM)
RHSA-2016:2574 (REDHAT)
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