# tracing: Save the event file instead of the compatible histogram

CVE record · `CVE-2026-99235`

- **Identifiers:** `CVE-2026-99235`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 2 Nov 2026
- **Updated:** 3 Nov 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 2 Nov 2026, 16:06 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: `02205a6752f223779a1b0e9e8ffacbea6e717851 to before a6165126b1a1b26342b55be6eb6ee23af8756aba` (git)
  - affected: `02205a6752f223779a1b0e9e8ffacbea6e717851 to before 173914501b97236d7ea7dc2af7f30feddd4e1436` (git)
  - affected: `02205a6752f223779a1b0e9e8ffacbea6e717851 to before ac815a379644b2ad5008a009a3516ada31b5dd82` (git)
  - affected: `02205a6752f223779a1b0e9e8ffacbea6e717851 to before 8b307d64a60548e4a74cb746f74d7ed4bd49965e` (git)
  - affected: `02205a6752f223779a1b0e9e8ffacbea6e717851 to before 7a111ba0d1b74c99bc8f096565dc71945f694254` (git)
  - affected: `02205a6752f223779a1b0e9e8ffacbea6e717851 to before 3609ada3c12cecfb0ae5ee82ef4f86c5f18a2dea` (git)
  - affected: `02205a6752f223779a1b0e9e8ffacbea6e717851 to before 9631dbccd3c649b567a5aafffea6b00634183997` (git)
  - affected: `02205a6752f223779a1b0e9e8ffacbea6e717851 to before 7cafc82e6153f05a221be678cd649d02e06ba909` (git)
  - affected: `02205a6752f223779a1b0e9e8ffacbea6e717851 to before d5c42664fc094899af9aae5300b27fe8fdb658ef` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.17`
  - unaffected: `before 4.17` (semver)
  - unaffected: `5.10.273 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.224 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.161 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.115 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.60 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.14 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3.1 to 7.3.*, 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

- 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:** 0.0012, the 2nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

- 2 Nov 2026, 16:06 UTC: [Confirmed by the CVE List](https://www.cve.org/CVERecord?id=CVE-2026-99235)
- 2 Nov 2026, 16:12 UTC: First seen by agentprime
- 2 Nov 2026, 16:17 UTC: [Confirmed by NVD](https://nvd.nist.gov/vuln/detail/CVE-2026-99235)

## Sources

- [CVE List: CVE-2026-99235](https://www.cve.org/CVERecord?id=CVE-2026-99235)
- [NVD: CVE-2026-99235](https://nvd.nist.gov/vuln/detail/CVE-2026-99235)

### References from the CNA

- <https://git.kernel.org/stable/c/a6165126b1a1b26342b55be6eb6ee23af8756aba>
- <https://git.kernel.org/stable/c/173914501b97236d7ea7dc2af7f30feddd4e1436>
- <https://git.kernel.org/stable/c/ac815a379644b2ad5008a009a3516ada31b5dd82>
- <https://git.kernel.org/stable/c/8b307d64a60548e4a74cb746f74d7ed4bd49965e>
- <https://git.kernel.org/stable/c/7a111ba0d1b74c99bc8f096565dc71945f694254>
- <https://git.kernel.org/stable/c/3609ada3c12cecfb0ae5ee82ef4f86c5f18a2dea>
- <https://git.kernel.org/stable/c/9631dbccd3c649b567a5aafffea6b00634183997>
- <https://git.kernel.org/stable/c/7cafc82e6153f05a221be678cd649d02e06ba909>
- <https://git.kernel.org/stable/c/d5c42664fc094899af9aae5300b27fe8fdb658ef>

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-2026-99235>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-99235/>. Everything for agents: <https://agentprime.io/llms.txt>.