# s390/crypto: Fix missing scrub of temp buffers with PAES algorithm

CVE record · `CVE-2026-97590`

- **Identifiers:** `CVE-2026-97590`
- **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: `6cd87cb5ef6ca50ae17c371482ceaab1d635e232 to before 7d1456d54b3c784cc2917c219a528092cefe30cd` (git)
  - affected: `6cd87cb5ef6ca50ae17c371482ceaab1d635e232 to before d7159d2132e9aa51af7acb51c6742d9b30f987b3` (git)
  - affected: `6cd87cb5ef6ca50ae17c371482ceaab1d635e232 to before 19a218b46b2471d370c11fb52040f36ac8d05d23` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.16`
  - unaffected: `before 6.16` (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-2026-97590](https://www.cve.org/CVERecord?id=CVE-2026-97590)
- [NVD: CVE-2026-97590](https://nvd.nist.gov/vuln/detail/CVE-2026-97590)

### References from the CNA

- <https://git.kernel.org/stable/c/7d1456d54b3c784cc2917c219a528092cefe30cd>
- <https://git.kernel.org/stable/c/d7159d2132e9aa51af7acb51c6742d9b30f987b3>
- <https://git.kernel.org/stable/c/19a218b46b2471d370c11fb52040f36ac8d05d23>

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-2026-97590>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-97590/>. Everything for agents: <https://agentprime.io/llms.txt>.