CVE-2011-1021

N/A Unknown
Published: June 21, 2012 Modified: April 29, 2026
View on NVD

Description

drivers/acpi/debugfs.c in the Linux kernel before 3.0 allows local users to modify arbitrary kernel memory locations by leveraging root privileges to write to the /sys/kernel/debug/acpi/custom_method file. NOTE: this vulnerability exists because of an incomplete fix for CVE-2010-4347.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0
Source: secalert@redhat.com
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=526b4af47f44148c9d665e57723ed9f86634c6e3
Source: secalert@redhat.com
http://www.openwall.com/lists/oss-security/2011/02/25/5
Source: secalert@redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=680841
Source: secalert@redhat.com
https://github.com/torvalds/linux/commit/526b4af47f44148c9d665e57723ed9f86634c6e3
Source: secalert@redhat.com
Exploit Patch
http://ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0
Source: af854a3a-2127-422b-91ae-364da2661108
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=526b4af47f44148c9d665e57723ed9f86634c6e3
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2011/02/25/5
Source: af854a3a-2127-422b-91ae-364da2661108
https://bugzilla.redhat.com/show_bug.cgi?id=680841
Source: af854a3a-2127-422b-91ae-364da2661108
https://github.com/torvalds/linux/commit/526b4af47f44148c9d665e57723ed9f86634c6e3
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Patch

10 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
0.9%
56th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-264

Affected Vendors

linux

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