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ubuntuUbuntuUSN-1805-1
HistoryApr 19, 2013 - 12:00 a.m.

Linux kernel vulnerabilities

2013-04-1900:00:00
ubuntu.com
53

6.5 Medium

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.002 Low

EPSS

Percentile

64.4%

Releases

  • Ubuntu 10.04

Packages

  • linux - Linux kernel

Details

Mathias Krause discovered an information leak in the Linux kernel’s
getsockname implementation for Logical Link Layer (llc) sockets. A local
user could exploit this flaw to examine some of the kernel’s stack memory.
(CVE-2012-6542)

Mathias Krause discovered information leaks in the Linux kernel’s Bluetooth
Logical Link Control and Adaptation Protocol (L2CAP) implementation. A
local user could exploit these flaws to examine some of the kernel’s stack
memory. (CVE-2012-6544)

Mathias Krause discovered information leaks in the Linux kernel’s Bluetooth
RFCOMM protocol implementation. A local user could exploit these flaws to
examine parts of kernel memory. (CVE-2012-6545)

Mathias Krause discovered information leaks in the Linux kernel’s
Asynchronous Transfer Mode (ATM) networking stack. A local user could
exploit these flaws to examine some parts of kernel memory. (CVE-2012-6546)

Mathias Krause discovered an information leak in the Linux kernel’s UDF
file system implementation. A local user could exploit this flaw to examine
some of the kernel’s heap memory. (CVE-2012-6548)

Andrew Jones discovered a flaw with the xen_iret function in Linux kernel’s
Xen virtualizeation. In the 32-bit Xen paravirt platform an unprivileged
guest OS user could exploit this flaw to cause a denial of service (crash
the system) or gain guest OS privilege. (CVE-2013-0228)

An information leak was discovered in the Linux kernel’s Bluetooth stack
when HIDP (Human Interface Device Protocol) support is enabled. A local
unprivileged user could exploit this flaw to cause an information leak from
the kernel. (CVE-2013-0349)

A flaw was discovered in the Edgeort USB serial converter driver when the
device is disconnected while it is in use. A local user could exploit this
flaw to cause a denial of service (system crash). (CVE-2013-1774)

Andrew Honig discovered a flaw in guest OS time updates in the Linux
kernel’s KVM (Kernel-based Virtual Machine). A privileged guest user could
exploit this flaw to cause a denial of service (crash host system) or
potential escalate privilege to the host kernel level. (CVE-2013-1796)

6.5 Medium

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.002 Low

EPSS

Percentile

64.4%