CVE-2011-2906

Public Exploit

Description

Integer signedness error in the pmcraid_ioctl_passthrough function in drivers/scsi/pmcraid.c in the Linux kernel before 3.1 might allow local users to cause a denial of service (memory consumption or memory corruption) via a negative size value in an ioctl call. NOTE: this may be a vulnerability only in unusual environments that provide a privileged program for obtaining the required file descriptor.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2011/08/09/8 mailing list third party advisory patch
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b5b515445f4f5a905c5dd27e6e682868ccd6c09d
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 mailing list patch vendor advisory
https://github.com/torvalds/linux/commit/b5b515445f4f5a905c5dd27e6e682868ccd6c09d exploit third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2011-2906?
CVE-2011-2906 has been scored as a medium severity vulnerability.
How to fix CVE-2011-2906?
To fix CVE-2011-2906, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-2906 being actively exploited in the wild?
It is possible that CVE-2011-2906 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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