CVE-2010-4656

Name: CVE-2010-4656
Creator: NVD / NIST
Published: 2011-07-18T19:55:00.797+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.40%

Last modified Jun 16, 2026

CVE-2010-4656 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. The iowarrior_write function in drivers/usb/misc/iowarrior.c in the Linux kernel before 2.6.37 does not properly allocate memory, which might allow local users to trigger a heap-based buffer overflow, and consequently cause a denial of service or gain privileges, via a long report.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

The iowarrior_write function in drivers/usb/misc/iowarrior.c in the Linux kernel before 2.6.37 does not properly allocate memory, which might allow local users to trigger a heap-based buffer overflow, and consequently cause a denial of service or gain privileges, via a long report.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.40%

31.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 2.6.37
Canonical	Ubuntu Linux	8.04

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3ed780117dbe5acb64280d218f0347f238dafed0
http://openwall.com/lists/oss-security/2011/01/24/9Mailing List, Patch, Third Party Advisory
http://openwall.com/lists/oss-security/2011/01/25/3Mailing List, Patch, Third Party Advisory
http://openwall.com/lists/oss-security/2011/01/25/4Mailing List, Patch, Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37Broken Link
http://www.securityfocus.com/bid/46069Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-1146-1Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=672420Issue Tracking, Patch, Third Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3ed780117dbe5acb64280d218f0347f238dafed0
http://openwall.com/lists/oss-security/2011/01/24/9Mailing List, Patch, Third Party Advisory
http://openwall.com/lists/oss-security/2011/01/25/3Mailing List, Patch, Third Party Advisory
http://openwall.com/lists/oss-security/2011/01/25/4Mailing List, Patch, Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37Broken Link
http://www.securityfocus.com/bid/46069Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-1146-1Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=672420Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Jul 18, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2010-4656?

How severe is CVE-2010-4656?

CVE-2010-4656 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2010-4656?

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-2010-4656?

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

Scan your code now

Source: NVD / NIST