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Vulnerability Details : CVE-2009-2767

The init_posix_timers function in kernel/posix-timers.c in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (OOPS) or possibly gain privileges via a CLOCK_MONOTONIC_RAW clock_nanosleep call that triggers a NULL pointer dereference.
Publish Date : 2009-08-14 Last Update Date : 2017-08-16
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- CVSS Scores & Vulnerability Types

CVSS Score
7.2
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access Admin
Vulnerability Type(s) Denial Of ServiceOverflowGain privileges
CWE ID 119

- Vendor Statements

Not vulnerable. This issue only affected kernels version 2.6.28-rc1 and later. Therefore this issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 3, 4, 5 or Red Hat Enterprise MRG..
Source: Redhat

- Products Affected By CVE-2009-2767

# Product Type Vendor Product Version Update Edition Language
1 Application Linux Kernel 2.6.24.7 Version Details Vulnerabilities
2 Application Linux Kernel 2.6.25.15 Version Details Vulnerabilities
3 OS Linux Linux Kernel 2.6 Version Details Vulnerabilities
4 OS Linux Linux Kernel 2.6.0 Version Details Vulnerabilities
5 OS Linux Linux Kernel 2.6.1 Version Details Vulnerabilities
6 OS Linux Linux Kernel 2.6.10 Version Details Vulnerabilities
7 OS Linux Linux Kernel 2.6.11 Version Details Vulnerabilities
8 OS Linux Linux Kernel 2.6.11.1 Version Details Vulnerabilities
9 OS Linux Linux Kernel 2.6.11.2 Version Details Vulnerabilities
10 OS Linux Linux Kernel 2.6.11.3 Version Details Vulnerabilities
11 OS Linux Linux Kernel 2.6.11.4 Version Details Vulnerabilities
12 OS Linux Linux Kernel 2.6.11.5 Version Details Vulnerabilities
13 OS Linux Linux Kernel 2.6.11.6 Version Details Vulnerabilities
14 OS Linux Linux Kernel 2.6.11.7 Version Details Vulnerabilities
15 OS Linux Linux Kernel 2.6.11.8 Version Details Vulnerabilities
16 OS Linux Linux Kernel 2.6.11.9 Version Details Vulnerabilities
17 OS Linux Linux Kernel 2.6.11.10 Version Details Vulnerabilities
18 OS Linux Linux Kernel 2.6.11.11 Version Details Vulnerabilities
19 OS Linux Linux Kernel 2.6.11.12 Version Details Vulnerabilities
20 OS Linux Linux Kernel 2.6.12 Version Details Vulnerabilities
21 OS Linux Linux Kernel 2.6.12.1 Version Details Vulnerabilities
22 OS Linux Linux Kernel 2.6.12.2 Version Details Vulnerabilities
23 OS Linux Linux Kernel 2.6.12.3 Version Details Vulnerabilities
24 OS Linux Linux Kernel 2.6.12.4 Version Details Vulnerabilities
25 OS Linux Linux Kernel 2.6.12.5 Version Details Vulnerabilities
26 OS Linux Linux Kernel 2.6.12.6 Version Details Vulnerabilities
27 OS Linux Linux Kernel 2.6.13 Version Details Vulnerabilities
28 OS Linux Linux Kernel 2.6.13.1 Version Details Vulnerabilities
29 OS Linux Linux Kernel 2.6.13.2 Version Details Vulnerabilities
30 OS Linux Linux Kernel 2.6.13.3 Version Details Vulnerabilities
31 OS Linux Linux Kernel 2.6.13.4 Version Details Vulnerabilities
32 OS Linux Linux Kernel 2.6.13.5 Version Details Vulnerabilities
33 OS Linux Linux Kernel 2.6.14 Version Details Vulnerabilities
34 OS Linux Linux Kernel 2.6.14.1 Version Details Vulnerabilities
35 OS Linux Linux Kernel 2.6.14.2 Version Details Vulnerabilities
36 OS Linux Linux Kernel 2.6.14.3 Version Details Vulnerabilities
37 OS Linux Linux Kernel 2.6.14.4 Version Details Vulnerabilities
38 OS Linux Linux Kernel 2.6.14.5 Version Details Vulnerabilities
39 OS Linux Linux Kernel 2.6.14.6 Version Details Vulnerabilities
40 OS Linux Linux Kernel 2.6.14.7 Version Details Vulnerabilities
41 OS Linux Linux Kernel 2.6.15 Version Details Vulnerabilities
42 OS Linux Linux Kernel 2.6.15.1 Version Details Vulnerabilities
43 OS Linux Linux Kernel 2.6.15.2 Version Details Vulnerabilities
44 OS Linux Linux Kernel 2.6.15.3 Version Details Vulnerabilities
45 OS Linux Linux Kernel 2.6.15.4 Version Details Vulnerabilities
46 OS Linux Linux Kernel 2.6.15.5 Version Details Vulnerabilities
47 OS Linux Linux Kernel 2.6.15.6 Version Details Vulnerabilities
48 OS Linux Linux Kernel 2.6.15.7 Version Details Vulnerabilities
49 OS Linux Linux Kernel 2.6.16 Version Details Vulnerabilities
50 OS Linux Linux Kernel 2.6.16.1 Version Details Vulnerabilities
51 OS Linux Linux Kernel 2.6.16.2 Version Details Vulnerabilities
52 OS Linux Linux Kernel 2.6.16.3 Version Details Vulnerabilities
53 OS Linux Linux Kernel 2.6.16.10 Version Details Vulnerabilities
54 OS Linux Linux Kernel 2.6.16.11 Version Details Vulnerabilities
55 OS Linux Linux Kernel 2.6.16.12 Version Details Vulnerabilities
56 OS Linux Linux Kernel 2.6.16.13 Version Details Vulnerabilities
57 OS Linux Linux Kernel 2.6.16.14 Version Details Vulnerabilities
58 OS Linux Linux Kernel 2.6.16.15 Version Details Vulnerabilities
59 OS Linux Linux Kernel 2.6.16.16 Version Details Vulnerabilities
60 OS Linux Linux Kernel 2.6.16.17 Version Details Vulnerabilities
61 OS Linux Linux Kernel 2.6.16.18 Version Details Vulnerabilities
62 OS Linux Linux Kernel 2.6.16.19 Version Details Vulnerabilities
63 OS Linux Linux Kernel 2.6.16.20 Version Details Vulnerabilities
64 OS Linux Linux Kernel 2.6.16.21 Version Details Vulnerabilities
65 OS Linux Linux Kernel 2.6.16.22 Version Details Vulnerabilities
66 OS Linux Linux Kernel 2.6.16.23 Version Details Vulnerabilities
67 OS Linux Linux Kernel 2.6.16.24 Version Details Vulnerabilities
68 OS Linux Linux Kernel 2.6.16.25 Version Details Vulnerabilities
69 OS Linux Linux Kernel 2.6.16.26 Version Details Vulnerabilities
70 OS Linux Linux Kernel 2.6.16.27 Version Details Vulnerabilities
71 OS Linux Linux Kernel 2.6.16.28 Version Details Vulnerabilities
72 OS Linux Linux Kernel 2.6.16.29 Version Details Vulnerabilities
73 OS Linux Linux Kernel 2.6.16.30 Version Details Vulnerabilities
74 OS Linux Linux Kernel 2.6.16.31 -rc4 Version Details Vulnerabilities
75 OS Linux Linux Kernel 2.6.16.31 -rc1 Version Details Vulnerabilities
76 OS Linux Linux Kernel 2.6.16.31 -rc5 Version Details Vulnerabilities
77 OS Linux Linux Kernel 2.6.16.31 Version Details Vulnerabilities
78 OS Linux Linux Kernel 2.6.16.31 -rc3 Version Details Vulnerabilities
79 OS Linux Linux Kernel 2.6.16.31 -rc2 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Kernel 2
Linux Linux Kernel 77

- References For CVE-2009-2767

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=70d715fd0597f18528f389b5ac59102263067744 CONFIRM
http://lkml.org/lkml/2009/8/4/28
MLIST [linux-kernel] 20090804 Re: [PATCH] posix-timers: fix oops in clock_nanosleep() with CLOCK_MONOTONIC_RAW
http://lkml.org/lkml/2009/8/4/40
MLIST [linux-kernel] 20090804 Re: [PATCH] posix-timers: fix oops in clock_nanosleep() with CLOCK_MONOTONIC_RAW
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.31-rc6 CONFIRM
http://www.openwall.com/lists/oss-security/2009/08/06/2
MLIST [oss-security] 20090806 CVE request: kernel: clock_nanosleep() with CLOCK_MONOTONIC_RAW NULL pointer dereference
http://www.ubuntu.com/usn/USN-852-1
UBUNTU USN-852-1
http://www.vupen.com/english/advisories/2009/2197
VUPEN ADV-2009-2197
https://exchange.xforce.ibmcloud.com/vulnerabilities/52317
XF linux-kernel-clocknanosleep-priv-escalation(52317)

- Metasploit Modules Related To CVE-2009-2767

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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