# tracing: Fix memory corruption from the histogram stacktrace modifier

CVE record · `CVE-2026-97936`

- **Identifiers:** `CVE-2026-97936`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 25 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 25 Sept 2026, 10:22 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: `cc5fc8bfc961eeb99b7e8dffbeff7a3f6995d314 to before 98da3379cdee343f671dac89b9afbd8b071f2591` (git)
  - affected: `cc5fc8bfc961eeb99b7e8dffbeff7a3f6995d314 to before e183b84968d4a6ea476d806ea97668405aa56880` (git)
  - affected: `cc5fc8bfc961eeb99b7e8dffbeff7a3f6995d314 to before 57bfc2a17954d173d2a4182f3b582ffbb23aff64` (git)
  - affected: `cc5fc8bfc961eeb99b7e8dffbeff7a3f6995d314 to before 55caaf25da2c2bb9b75307e4c868726cb954b1d6` (git)
  - affected: `cc5fc8bfc961eeb99b7e8dffbeff7a3f6995d314 to before a5e70ba87ca8ebc79b4e63de302d03b0625fe153` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.3`
  - unaffected: `before 6.3` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.111 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.53 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.7 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0020, the 9th percentile, on 12 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 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-97936](https://www.cve.org/CVERecord?id=CVE-2026-97936)
- [NVD: CVE-2026-97936](https://nvd.nist.gov/vuln/detail/CVE-2026-97936)

### References from the CNA

- <https://git.kernel.org/stable/c/98da3379cdee343f671dac89b9afbd8b071f2591>
- <https://git.kernel.org/stable/c/e183b84968d4a6ea476d806ea97668405aa56880>
- <https://git.kernel.org/stable/c/57bfc2a17954d173d2a4182f3b582ffbb23aff64>
- <https://git.kernel.org/stable/c/55caaf25da2c2bb9b75307e4c868726cb954b1d6>
- <https://git.kernel.org/stable/c/a5e70ba87ca8ebc79b4e63de302d03b0625fe153>

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-2026-97936>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-97936/>. Everything for agents: <https://agentprime.io/llms.txt>.