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Vulnerability Details : CVE-2009-0269

fs/ecryptfs/inode.c in the eCryptfs subsystem in the Linux kernel before 2.6.28.1 allows local users to cause a denial of service (fault or memory corruption), or possibly have unspecified other impact, via a readlink call that results in an error, leading to use of a -1 return value as an array index.
Publish Date : 2009-01-26 Last Update Date : 2012-03-19
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- CVSS Scores & Vulnerability Types

CVSS Score
4.9
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
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 None
Vulnerability Type(s) Denial Of ServiceMemory corruption
CWE ID 399

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate
4.7
AV:L/AC:M/Au:N/C:N/I:N/A:C 2009-01-26 2008-12-22
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2009-0269 oval:org.opensuse.security:def:20090269 unix
DSA-1749 linux-2.6 -- denial of service/privilege escalation/sensitive memory leak oval:org.mitre.oval:def:8381 unix
DSA-1749-1 linux-2.6 -- denial of service/privilege escalation/sensitive memory leak oval:org.mitre.oval:def:13503 unix
DSA-1787-1 linux-2.6.24 -- denial of service/privilege escalation/information leak oval:org.mitre.oval:def:13537 unix
ELSA-2009:0326: kernel security and bug fix update (Important) oval:org.mitre.oval:def:22772 unix
fs/ecryptfs/inode.c in the eCryptfs subsystem in the Linux kernel before 2.6.28.1 allows local users to cause a denial o... oval:org.mitre.oval:def:8944 unix
RHSA-2009:0326: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20090326 unix
VMware kernel eCryptfs vulnerability oval:org.mitre.oval:def:8169 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2009-0269

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 2.2.27 Version Details Vulnerabilities
2 OS Linux Linux Kernel 2.4.36 Version Details Vulnerabilities
3 OS Linux Linux Kernel 2.4.36.1 Version Details Vulnerabilities
4 OS Linux Linux Kernel 2.4.36.2 Version Details Vulnerabilities
5 OS Linux Linux Kernel 2.4.36.3 Version Details Vulnerabilities
6 OS Linux Linux Kernel 2.4.36.4 Version Details Vulnerabilities
7 OS Linux Linux Kernel 2.4.36.5 Version Details Vulnerabilities
8 OS Linux Linux Kernel 2.4.36.6 Version Details Vulnerabilities
9 OS Linux Linux Kernel 2.6 Version Details Vulnerabilities
10 OS Linux Linux Kernel 2.6.18 RC5 Version Details Vulnerabilities
11 OS Linux Linux Kernel 2.6.18 Version Details Vulnerabilities
12 OS Linux Linux Kernel 2.6.18 RC3 Version Details Vulnerabilities
13 OS Linux Linux Kernel 2.6.18 RC6 Version Details Vulnerabilities
14 OS Linux Linux Kernel 2.6.18 RC4 Version Details Vulnerabilities
15 OS Linux Linux Kernel 2.6.18 RC7 Version Details Vulnerabilities
16 OS Linux Linux Kernel 2.6.18 RC1 Version Details Vulnerabilities
17 OS Linux Linux Kernel 2.6.18 RC2 Version Details Vulnerabilities
18 OS Linux Linux Kernel 2.6.19.4 Version Details Vulnerabilities
19 OS Linux Linux Kernel 2.6.19.5 Version Details Vulnerabilities
20 OS Linux Linux Kernel 2.6.19.6 Version Details Vulnerabilities
21 OS Linux Linux Kernel 2.6.19.7 Version Details Vulnerabilities
22 OS Linux Linux Kernel 2.6.20.16 Version Details Vulnerabilities
23 OS Linux Linux Kernel 2.6.20.17 Version Details Vulnerabilities
24 OS Linux Linux Kernel 2.6.20.18 Version Details Vulnerabilities
25 OS Linux Linux Kernel 2.6.20.19 Version Details Vulnerabilities
26 OS Linux Linux Kernel 2.6.20.20 Version Details Vulnerabilities
27 OS Linux Linux Kernel 2.6.20.21 Version Details Vulnerabilities
28 OS Linux Linux Kernel 2.6.21.5 Version Details Vulnerabilities
29 OS Linux Linux Kernel 2.6.21.6 Version Details Vulnerabilities
30 OS Linux Linux Kernel 2.6.21.7 Version Details Vulnerabilities
31 OS Linux Linux Kernel 2.6.22 Rc7 Version Details Vulnerabilities
32 OS Linux Linux Kernel 2.6.22 Rc1 Version Details Vulnerabilities
33 OS Linux Linux Kernel 2.6.22 Version Details Vulnerabilities
34 OS Linux Linux Kernel 2.6.22.1 Version Details Vulnerabilities
35 OS Linux Linux Kernel 2.6.22.2 Version Details Vulnerabilities
36 OS Linux Linux Kernel 2.6.22.8 Version Details Vulnerabilities
37 OS Linux Linux Kernel 2.6.22.9 Version Details Vulnerabilities
38 OS Linux Linux Kernel 2.6.22.10 Version Details Vulnerabilities
39 OS Linux Linux Kernel 2.6.22.11 Version Details Vulnerabilities
40 OS Linux Linux Kernel 2.6.22.12 Version Details Vulnerabilities
41 OS Linux Linux Kernel 2.6.22.13 Version Details Vulnerabilities
42 OS Linux Linux Kernel 2.6.22.14 Version Details Vulnerabilities
43 OS Linux Linux Kernel 2.6.22.15 Version Details Vulnerabilities
44 OS Linux Linux Kernel 2.6.22.17 Version Details Vulnerabilities
45 OS Linux Linux Kernel 2.6.22.18 Version Details Vulnerabilities
46 OS Linux Linux Kernel 2.6.22.19 Version Details Vulnerabilities
47 OS Linux Linux Kernel 2.6.22.20 Version Details Vulnerabilities
48 OS Linux Linux Kernel 2.6.22.21 Version Details Vulnerabilities
49 OS Linux Linux Kernel 2.6.22.22 Version Details Vulnerabilities
50 OS Linux Linux Kernel 2.6.23 Version Details Vulnerabilities
51 OS Linux Linux Kernel 2.6.23 Rc1 Version Details Vulnerabilities
52 OS Linux Linux Kernel 2.6.23.8 Version Details Vulnerabilities
53 OS Linux Linux Kernel 2.6.23.9 Version Details Vulnerabilities
54 OS Linux Linux Kernel 2.6.23.10 Version Details Vulnerabilities
55 OS Linux Linux Kernel 2.6.23.11 Version Details Vulnerabilities
56 OS Linux Linux Kernel 2.6.23.12 Version Details Vulnerabilities
57 OS Linux Linux Kernel 2.6.23.13 Version Details Vulnerabilities
58 OS Linux Linux Kernel 2.6.23.15 Version Details Vulnerabilities
59 OS Linux Linux Kernel 2.6.23.16 Version Details Vulnerabilities
60 OS Linux Linux Kernel 2.6.23.17 Version Details Vulnerabilities
61 OS Linux Linux Kernel 2.6.24 Rc1 Version Details Vulnerabilities
62 OS Linux Linux Kernel 2.6.24 Version Details Vulnerabilities
63 OS Linux Linux Kernel 2.6.24 Rc4 Version Details Vulnerabilities
64 OS Linux Linux Kernel 2.6.24 Rc5 Version Details Vulnerabilities
65 OS Linux Linux Kernel 2.6.24.1 Version Details Vulnerabilities
66 OS Linux Linux Kernel 2.6.24.2 Version Details Vulnerabilities
67 OS Linux Linux Kernel 2.6.24.3 Version Details Vulnerabilities
68 OS Linux Linux Kernel 2.6.24.4 Version Details Vulnerabilities
69 OS Linux Linux Kernel 2.6.24.5 Version Details Vulnerabilities
70 OS Linux Linux Kernel 2.6.24.6 Version Details Vulnerabilities
71 OS Linux Linux Kernel 2.6.24.7 Version Details Vulnerabilities
72 OS Linux Linux Kernel 2.6.25 X86 64 Version Details Vulnerabilities
73 OS Linux Linux Kernel 2.6.25 Version Details Vulnerabilities
74 OS Linux Linux Kernel 2.6.25.1 Version Details Vulnerabilities
75 OS Linux Linux Kernel 2.6.25.1 X86 64 Version Details Vulnerabilities
76 OS Linux Linux Kernel 2.6.25.2 X86 64 Version Details Vulnerabilities
77 OS Linux Linux Kernel 2.6.25.2 Version Details Vulnerabilities
78 OS Linux Linux Kernel 2.6.25.3 X86 64 Version Details Vulnerabilities
79 OS Linux Linux Kernel 2.6.25.3 Version Details Vulnerabilities
80 OS Linux Linux Kernel 2.6.25.4 X86 64 Version Details Vulnerabilities
81 OS Linux Linux Kernel 2.6.25.4 Version Details Vulnerabilities
82 OS Linux Linux Kernel 2.6.25.5 Version Details Vulnerabilities
83 OS Linux Linux Kernel 2.6.25.5 X86 64 Version Details Vulnerabilities
84 OS Linux Linux Kernel 2.6.25.6 Version Details Vulnerabilities
85 OS Linux Linux Kernel 2.6.25.6 X86 64 Version Details Vulnerabilities
86 OS Linux Linux Kernel 2.6.25.7 X86 64 Version Details Vulnerabilities
87 OS Linux Linux Kernel 2.6.25.7 Version Details Vulnerabilities
88 OS Linux Linux Kernel 2.6.25.8 Version Details Vulnerabilities
89 OS Linux Linux Kernel 2.6.25.8 X86 64 Version Details Vulnerabilities
90 OS Linux Linux Kernel 2.6.25.9 X86 64 Version Details Vulnerabilities
91 OS Linux Linux Kernel 2.6.25.9 Version Details Vulnerabilities
92 OS Linux Linux Kernel 2.6.25.10 X86 64 Version Details Vulnerabilities
93 OS Linux Linux Kernel 2.6.25.10 Version Details Vulnerabilities
94 OS Linux Linux Kernel 2.6.25.11 X86 64 Version Details Vulnerabilities
95 OS Linux Linux Kernel 2.6.25.11 Version Details Vulnerabilities
96 OS Linux Linux Kernel 2.6.25.12 X86 64 Version Details Vulnerabilities
97 OS Linux Linux Kernel 2.6.25.12 Version Details Vulnerabilities
98 OS Linux Linux Kernel 2.6.25.13 Version Details Vulnerabilities
99 OS Linux Linux Kernel 2.6.25.14 Version Details Vulnerabilities
100 OS Linux Linux Kernel 2.6.25.15 Version Details Vulnerabilities
101 OS Linux Linux Kernel 2.6.25.16 Version Details Vulnerabilities
102 OS Linux Linux Kernel 2.6.25.17 Version Details Vulnerabilities
103 OS Linux Linux Kernel 2.6.26 Version Details Vulnerabilities
104 OS Linux Linux Kernel 2.6.26.1 Version Details Vulnerabilities
105 OS Linux Linux Kernel 2.6.26.2 Version Details Vulnerabilities
106 OS Linux Linux Kernel 2.6.26.3 Version Details Vulnerabilities
107 OS Linux Linux Kernel 2.6.26.4 Version Details Vulnerabilities
108 OS Linux Linux Kernel 2.6.26.5 Version Details Vulnerabilities
109 OS Linux Linux Kernel 2.6.27 Version Details Vulnerabilities
110 OS Linux Linux Kernel 2.6.28 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 110

- References For CVE-2009-0269

http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00003.html
SUSE SUSE-SA:2009:010
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.27.y.git;a=commit;h=a17d5232de7b53d34229de79ec22f4bb04adb7e4 CONFIRM
http://secunia.com/advisories/34502
SECUNIA 34502
http://secunia.com/advisories/34394
SECUNIA 34394
http://secunia.com/advisories/33758
SECUNIA 33758
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html
SUSE SUSE-SA:2009:031
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html
SUSE SUSE-SA:2009:030
http://www.securityfocus.com/bid/33412
BID 33412 Linux Kernel 'readlink' Local Privilege Escalation Vulnerability Release Date:2009-11-23
https://lists.launchpad.net/ecryptfs-devel/msg00011.html
MLIST [ecryptfs-devel] 20081222 Re: [PATCH, v5] eCryptfs: check readlink result was not an error before using it
https://lists.launchpad.net/ecryptfs-devel/msg00010.html
MLIST [ecryptfs-devel] 20081222 Re: [PATCH, v5] eCryptfs: check readlink result was not an error before using it
http://secunia.com/advisories/35390
SECUNIA 35390
http://secunia.com/advisories/34981
SECUNIA 34981
http://secunia.com/advisories/35394
SECUNIA 35394
http://secunia.com/advisories/37471
SECUNIA 37471
http://www.ubuntu.com/usn/usn-751-1
UBUNTU USN-751-1
http://www.securityfocus.com/archive/1/archive/1/507985/100/0/threaded
BUGTRAQ 20091120 VMSA-2009-0016 VMware vCenter and ESX update release and vMA patch release address multiple security issue in third party components
http://www.redhat.com/support/errata/RHSA-2009-0360.html
REDHAT RHSA-2009:0360
http://www.debian.org/security/2009/dsa-1749
DEBIAN DSA-1749
http://www.debian.org/security/2009/dsa-1787
DEBIAN DSA-1787
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.1 CONFIRM
http://www.mandriva.com/security/advisories?name=MDVSA-2009:118
MANDRIVA MDVSA-2009:118
http://www.redhat.com/support/errata/RHSA-2009-0326.html
REDHAT RHSA-2009:0326
http://www.vmware.com/security/advisories/VMSA-2009-0016.html CONFIRM
http://www.vupen.com/english/advisories/2009/3316
VUPEN ADV-2009-3316
http://xforce.iss.net/xforce/xfdb/48188
XF linux-kernel-readlink-bo(48188)

- Metasploit Modules Related To CVE-2009-0269

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


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