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ubuntuUbuntuUSN-2492-1
HistoryFeb 04, 2015 - 12:00 a.m.

Linux kernel vulnerabilities

2015-02-0400:00:00
ubuntu.com
55

CVSS2

4.9

Attack Vector

LOCAL

Attack 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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

25.7%

Releases

  • Ubuntu 12.04

Packages

  • linux - Linux kernel

Details

Andy Lutomirski discovered an information leak in the Linux kernel’s Thread
Local Storage (TLS) implementation allowing users to bypass the espfix to
obtain information that could be used to bypass the Address Space Layout
Randomization (ASLR) protection mechanism. A local user could exploit this
flaw to obtain potentially sensitive information from kernel memory.
(CVE-2014-8133)

A flaw was discovered with file renaming in the linux kernel. A local user
could exploit this flaw to cause a denial of service (deadlock and system
hang). (CVE-2014-8559)

Prasad J Pandit reported a flaw in the rock_continue function of the Linux
kernel’s ISO 9660 CDROM file system. A local user could exploit this flaw
to cause a denial of service (system crash or hang). (CVE-2014-9420)

CVSS2

4.9

Attack Vector

LOCAL

Attack 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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

25.7%