CVE-2010-4347

Name: CVE-2010-4347
Creator: NVD / NIST
Published: 2010-12-22T21:00:19.303+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.20%

Last modified Jun 16, 2026

CVE-2010-4347 is a vulnerability of currently unknown severity. The ACPI subsystem in the Linux kernel before 2.6.36.2 uses 0222 permissions for the debugfs custom_method file, which allows local users to gain privileges by placing a custom ACPI method in the ACPI interpreter tables, related to the acpi_debugfs_init function in drivers/acpi/debugfs.c.. EPSS estimates a 2.20% chance of exploitation in the next 30 days.

Description

The ACPI subsystem in the Linux kernel before 2.6.36.2 uses 0222 permissions for the debugfs custom_method file, which allows local users to gain privileges by placing a custom ACPI method in the ACPI interpreter tables, related to the acpi_debugfs_init function in drivers/acpi/debugfs.c.

Metrics

EPSS Probability

2.20%

80.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions	Update
Linux	Linux Kernel	< 2.6.36.2	—
Opensuse	Opensuse	11.3	—
Suse	Linux Enterprise Real Time Extension	11	Sp1

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ed3aada1bf34c5a9e98af167f125f8a740fc726a
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.htmlThird Party Advisory
http://openwall.com/lists/oss-security/2010/12/15/3Mailing List, Patch, Third Party Advisory
http://openwall.com/lists/oss-security/2010/12/15/7Mailing List, Patch, Third Party Advisory
http://secunia.com/advisories/42778Third Party Advisory
http://www.exploit-db.com/exploits/15774/Exploit, Third Party Advisory, VDB Entry
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2Broken Link
http://www.securityfocus.com/bid/45408Exploit, Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2011/0012Third Party Advisory
http://www.vupen.com/english/advisories/2011/0298Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=663542Issue Tracking, Patch, Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/64155Third Party Advisory, VDB Entry
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ed3aada1bf34c5a9e98af167f125f8a740fc726a
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.htmlThird Party Advisory
http://openwall.com/lists/oss-security/2010/12/15/3Mailing List, Patch, Third Party Advisory
http://openwall.com/lists/oss-security/2010/12/15/7Mailing List, Patch, Third Party Advisory
http://secunia.com/advisories/42778Third Party Advisory
http://www.exploit-db.com/exploits/15774/Exploit, Third Party Advisory, VDB Entry
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2Broken Link
http://www.securityfocus.com/bid/45408Exploit, Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2011/0012Third Party Advisory
http://www.vupen.com/english/advisories/2011/0298Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=663542Issue Tracking, Patch, Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/64155Third Party Advisory, VDB Entry

Timeline

Published: Dec 22, 2010
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2010-4347?

How severe is CVE-2010-4347?

Severity scoring for CVE-2010-4347 is pending analysis. The EPSS model estimates a 2.20% probability of exploitation in the next 30 days.

How do I fix CVE-2010-4347?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2010-4347?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST