CVE-2011-2906 Integer overflow in n/a

What is CVE-2011-2906?

CVE-2011-2906 is a medium-severity vulnerability in Linux kernel, published on 24 May 2012. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-400

Which versions are affected by CVE-2011-2906?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2011-2906?

No fix has been published for CVE-2011-2906 yet. Limit exposure of the affected software until one is available.

Is CVE-2011-2906 being exploited?

There is no known exploitation of CVE-2011-2906 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-273f-4jvc-r526.