# io_uring/cancel: rearm local work wake up before sleep

CVE record · `CVE-2026-99253`

- **Identifiers:** `CVE-2026-99253`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 3 Nov 2026
- **Updated:** 3 Nov 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 3 Nov 2026, 11:20 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: `d46ab2c98ababa19b41a5709b6921d7b1add7f74 to before aaa06bb9fc03384f7cf2dbc3e43f2939cc7791b2` (git)
  - affected: `d46ab2c98ababa19b41a5709b6921d7b1add7f74 to before 76a82c666abf155ad52d5f41043eac77dd3e41d8` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `7.2`
  - unaffected: `before 7.2` (semver)
  - unaffected: `7.2.14 to 7.2.*, inclusive` (semver)
  - unaffected: `7.4-rc1 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

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0018, the 7th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

- 3 Nov 2026, 11:20 UTC: [Confirmed by the CVE List](https://www.cve.org/CVERecord?id=CVE-2026-99253)
- 3 Nov 2026, 11:27 UTC: First seen by agentprime
- 3 Nov 2026, 12:17 UTC: [Confirmed by NVD](https://nvd.nist.gov/vuln/detail/CVE-2026-99253)

## Sources

- [CVE List: CVE-2026-99253](https://www.cve.org/CVERecord?id=CVE-2026-99253)
- [NVD: CVE-2026-99253](https://nvd.nist.gov/vuln/detail/CVE-2026-99253)

### References from the CNA

- <https://git.kernel.org/stable/c/aaa06bb9fc03384f7cf2dbc3e43f2939cc7791b2>
- <https://git.kernel.org/stable/c/76a82c666abf155ad52d5f41043eac77dd3e41d8>

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-2026-99253>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-99253/>. Everything for agents: <https://agentprime.io/llms.txt>.