# tracing/user_events: Clear copied tracing state before fork duplication

CVE record · `CVE-2026-89750`

- **Identifiers:** `CVE-2026-89750`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 11 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:46 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: `7235759084a4f8524a46bd2638885ff3b34ce279 to before 33ce55b368b64d65941867add00e7f288cbb8234` (git)
  - affected: `7235759084a4f8524a46bd2638885ff3b34ce279 to before 63b39e49a4c9d68e010e96b26fc7374f0864f2b1` (git)
  - affected: `7235759084a4f8524a46bd2638885ff3b34ce279 to before 25a0758cf6bdbfddac2be71124c9bd0692f4b0b1` (git)
  - affected: `7235759084a4f8524a46bd2638885ff3b34ce279 to before b799f67119aff179719a0b1e12441ebbdaaf62f9` (git)
  - affected: `7235759084a4f8524a46bd2638885ff3b34ce279 to before 390f6bd8583d177029d9df4bea6667509e55a765` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.4`
  - unaffected: `before 6.4` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.109 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.50 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.4 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0016, the 5th percentile, on 14 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 11 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-89750](https://www.cve.org/CVERecord?id=CVE-2026-89750)
- [NVD: CVE-2026-89750](https://nvd.nist.gov/vuln/detail/CVE-2026-89750)

### References from the CNA

- <https://git.kernel.org/stable/c/33ce55b368b64d65941867add00e7f288cbb8234>
- <https://git.kernel.org/stable/c/63b39e49a4c9d68e010e96b26fc7374f0864f2b1>
- <https://git.kernel.org/stable/c/25a0758cf6bdbfddac2be71124c9bd0692f4b0b1>
- <https://git.kernel.org/stable/c/b799f67119aff179719a0b1e12441ebbdaaf62f9>
- <https://git.kernel.org/stable/c/390f6bd8583d177029d9df4bea6667509e55a765>

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-2026-89750>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89750/>. Everything for agents: <https://agentprime.io/llms.txt>.