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NVD Vulnerability Details :
CVE-2011-2495
Modified
More InfoOfficial Page
Source-secalert@redhat.com
View Known Exploited Vulnerability (KEV) details
Published At-13 Jun, 2012 | 10:24
Updated At-29 Apr, 2026 | 01:13

fs/proc/base.c in the Linux kernel before 2.6.39.4 does not properly restrict access to /proc/#####/io files, which allows local users to obtain sensitive I/O statistics by polling a file, as demonstrated by discovering the length of another user's password.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary2.02.1LOW
AV:L/AC:L/Au:N/C:P/I:N/A:N
Type: Primary
Version: 2.0
Base score: 2.1
Base severity: LOW
Vector:
AV:L/AC:L/Au:N/C:P/I:N/A:N
CPE Matches
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions up to 2.6.39.3(inclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>2.6.39
cpe:2.3:o:linux:linux_kernel:2.6.39:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>2.6.39
cpe:2.3:o:linux:linux_kernel:2.6.39:rc1:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>2.6.39
cpe:2.3:o:linux:linux_kernel:2.6.39:rc2:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>2.6.39
cpe:2.3:o:linux:linux_kernel:2.6.39:rc3:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>2.6.39
cpe:2.3:o:linux:linux_kernel:2.6.39:rc4:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>2.6.39
cpe:2.3:o:linux:linux_kernel:2.6.39:rc5:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>2.6.39
cpe:2.3:o:linux:linux_kernel:2.6.39:rc6:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>2.6.39
cpe:2.3:o:linux:linux_kernel:2.6.39:rc7:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>2.6.39.1
cpe:2.3:o:linux:linux_kernel:2.6.39.1:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>2.6.39.2
cpe:2.3:o:linux:linux_kernel:2.6.39.2:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-264Primarynvd@nist.gov
CWE ID: CWE-264
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4secalert@redhat.com
N/A
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1d1221f375c94ef961ba8574ac4f85c8870ddd51secalert@redhat.com
N/A
http://rhn.redhat.com/errata/RHSA-2011-1212.htmlsecalert@redhat.com
N/A
http://www.openwall.com/lists/oss-security/2011/06/27/1secalert@redhat.com
N/A
https://bugzilla.redhat.com/show_bug.cgi?id=716825secalert@redhat.com
N/A
https://github.com/torvalds/linux/commit/1d1221f375c94ef961ba8574ac4f85c8870ddd51secalert@redhat.com
Exploit
Patch
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4af854a3a-2127-422b-91ae-364da2661108
N/A
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1d1221f375c94ef961ba8574ac4f85c8870ddd51af854a3a-2127-422b-91ae-364da2661108
N/A
http://rhn.redhat.com/errata/RHSA-2011-1212.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
http://www.openwall.com/lists/oss-security/2011/06/27/1af854a3a-2127-422b-91ae-364da2661108
N/A
https://bugzilla.redhat.com/show_bug.cgi?id=716825af854a3a-2127-422b-91ae-364da2661108
N/A
https://github.com/torvalds/linux/commit/1d1221f375c94ef961ba8574ac4f85c8870ddd51af854a3a-2127-422b-91ae-364da2661108
Exploit
Patch
Hyperlink: http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4
Source: secalert@redhat.com
Resource: N/A
Hyperlink: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1d1221f375c94ef961ba8574ac4f85c8870ddd51
Source: secalert@redhat.com
Resource: N/A
Hyperlink: http://rhn.redhat.com/errata/RHSA-2011-1212.html
Source: secalert@redhat.com
Resource: N/A
Hyperlink: http://www.openwall.com/lists/oss-security/2011/06/27/1
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://bugzilla.redhat.com/show_bug.cgi?id=716825
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://github.com/torvalds/linux/commit/1d1221f375c94ef961ba8574ac4f85c8870ddd51
Source: secalert@redhat.com
Resource:
Exploit
Patch
Hyperlink: http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1d1221f375c94ef961ba8574ac4f85c8870ddd51
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://rhn.redhat.com/errata/RHSA-2011-1212.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.openwall.com/lists/oss-security/2011/06/27/1
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://bugzilla.redhat.com/show_bug.cgi?id=716825
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://github.com/torvalds/linux/commit/1d1221f375c94ef961ba8574ac4f85c8870ddd51
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Exploit
Patch
Change History
0Changes found
Details not found