Resource exhaustion in Linux Kernel
CVE-2011-2906
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.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (38.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.openwall.com/lists/oss-security/2011/08/09/8 (mailing-list, Patch, Mailing List, Third Party Advisory)
- git.kernel.org/
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 (Patch, Mailing List, Vendor Advisory)
- github.com/torvalds/linux/commit/b5b515445f4f5a905c5dd27e6e682868ccd6c09d (Exploit, Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2011-2906?
- CVE-2011-2906 is a medium-severity vulnerability in Linux Kernel, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2012-05-24.
- How severe is CVE-2011-2906?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2011-2906 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.