# block: Fix potential deadlock in blk_ia_range_sysfs_show()

CVE record · `CVE-2022-49406`

- **Identifiers:** `CVE-2022-49406`
- **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:** 26 Feb 2025
- **Updated:** 11 May 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 26 Feb 2025, 02:12 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: `a2247f19ee1c5ad75ef095cdfb909a3244b88aa8 to before dc107c805cde709866b59867ef72b9390199205e` (git)
  - affected: `a2247f19ee1c5ad75ef095cdfb909a3244b88aa8 to before 717b078bc745ba9a262abebed9806a17e8bbb77b` (git)
  - affected: `a2247f19ee1c5ad75ef095cdfb909a3244b88aa8 to before 41e46b3c2aa24f755b2ae9ec4ce931ba5f0d8532` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.16`
  - unaffected: `before 5.16` (semver)
  - unaffected: `5.17.14 to 5.17.*, inclusive` (semver)
  - unaffected: `5.18.3 to 5.18.*, inclusive` (semver)
  - unaffected: `5.19 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:** 0.0020, the 9th 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 26 Feb 2025. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2022-49406](https://www.cve.org/CVERecord?id=CVE-2022-49406)
- [NVD: CVE-2022-49406](https://nvd.nist.gov/vuln/detail/CVE-2022-49406)

### References from the CNA

- <https://git.kernel.org/stable/c/dc107c805cde709866b59867ef72b9390199205e>
- <https://git.kernel.org/stable/c/717b078bc745ba9a262abebed9806a17e8bbb77b>
- <https://git.kernel.org/stable/c/41e46b3c2aa24f755b2ae9ec4ce931ba5f0d8532>

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-2022-49406>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2022-49406/>. Everything for agents: <https://agentprime.io/llms.txt>.