# timers/migration: Fix livelock in tmigr_handle_remote_up()

CVE record · `CVE-2026-53180`

- **Identifiers:** `CVE-2026-53180`
- **State:** Confirmed
- **Severity:** CVSS 7.5 High
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-835](https://cwe.mitre.org/data/definitions/835.html)
- **Tags:** [Denial of service](https://agentprime.io/advisories/tag/dos.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 25 Jun 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 25 Jun 2026, 08:38 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: `7ee988770326fca440472200c3eb58935fe712f6 to before 07b3b83587fb3012619f4439389b64a955fc7836` (git)
  - affected: `7ee988770326fca440472200c3eb58935fe712f6 to before 1d6c2062b77be09ec15d6bf637b2e2221c4482fc` (git)
  - affected: `7ee988770326fca440472200c3eb58935fe712f6 to before d338e61ea94052a786aac9f58e9f0d8520afa0fd` (git)
  - affected: `7ee988770326fca440472200c3eb58935fe712f6 to before d486b4934a8e504376b85cdb3766f306d57aff5b` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.9`
  - unaffected: `before 6.9` (semver)
  - unaffected: `6.12.94 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.36 to 6.18.*, inclusive` (semver)
  - unaffected: `7.0.13 to 7.0.*, inclusive` (semver)
  - unaffected: `7.1 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

- 7.5 High, CVSS 3.1: `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0034, the 27th percentile, on 15 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 25 Jun 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-53180](https://www.cve.org/CVERecord?id=CVE-2026-53180)
- [NVD: CVE-2026-53180](https://nvd.nist.gov/vuln/detail/CVE-2026-53180)

### References from the CNA

- <https://git.kernel.org/stable/c/07b3b83587fb3012619f4439389b64a955fc7836>
- <https://git.kernel.org/stable/c/1d6c2062b77be09ec15d6bf637b2e2221c4482fc>
- <https://git.kernel.org/stable/c/d338e61ea94052a786aac9f58e9f0d8520afa0fd>
- <https://git.kernel.org/stable/c/d486b4934a8e504376b85cdb3766f306d57aff5b>

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-2026-53180>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-53180/>. Everything for agents: <https://agentprime.io/llms.txt>.