# VMCI: Use threaded irqs instead of tasklets

CVE record · `CVE-2022-49759`

- **Identifiers:** `CVE-2022-49759`
- **State:** Confirmed
- **Severity:** CVSS 5.5 Medium
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-667](https://cwe.mitre.org/data/definitions/667.html)
- **Tags:** [CWE-667](https://agentprime.io/advisories/tag/cwe-667.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 27 Mar 2025
- **Updated:** 11 May 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 27 Mar 2025, 16:43 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `463713eb6164b6577f8e91447c7745628215531b to before 548ea9dd5e01b0ecf53d2563004c80abd636743d` (git)
  - affected: `463713eb6164b6577f8e91447c7745628215531b to before 3daed6345d5880464f46adab871d208e1baa2f3a` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.18`
  - unaffected: `before 5.18` (semver)
  - unaffected: `6.1.8 to 6.1.*, inclusive` (semver)
  - unaffected: `6.2 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 5.5 Medium, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H`, from ADP (CISA-ADP)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0013, the 2nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 27 Mar 2025. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2022-49759](https://www.cve.org/CVERecord?id=CVE-2022-49759)
- [NVD: CVE-2022-49759](https://nvd.nist.gov/vuln/detail/CVE-2022-49759)

### References from the CNA

- <https://git.kernel.org/stable/c/548ea9dd5e01b0ecf53d2563004c80abd636743d>
- <https://git.kernel.org/stable/c/3daed6345d5880464f46adab871d208e1baa2f3a>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2022-49759>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2022-49759/>. Everything for agents: <https://agentprime.io/llms.txt>.