# net: skbuff: do not leave stale header offsets after pskb_carve()

CVE record · `CVE-2026-98271`

- **Identifiers:** `CVE-2026-98271`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 6 Oct 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 6 Oct 2026, 08:45 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: `6fa01ccd883021105e9f8af7d04b9f156fa3494a to before 75e4a3e62531738c124c8555a626426fca29d392` (git)
  - affected: `6fa01ccd883021105e9f8af7d04b9f156fa3494a to before bff8a8e53a6d290bc2777bde36d3cb6317b8463d` (git)
  - affected: `6fa01ccd883021105e9f8af7d04b9f156fa3494a to before 12929ed66a5166177ef5f06d3da81e4f99993e90` (git)
  - affected: `6fa01ccd883021105e9f8af7d04b9f156fa3494a to before a5117e1eccac6ee3bd4aed7cacf8ebcb6b3eb309` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.7`
  - unaffected: `before 4.7` (semver)
  - unaffected: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.54 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.8 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:** 0.0017, the 6th percentile, on 10 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 6 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98271](https://www.cve.org/CVERecord?id=CVE-2026-98271)
- [NVD: CVE-2026-98271](https://nvd.nist.gov/vuln/detail/CVE-2026-98271)

### References from the CNA

- <https://git.kernel.org/stable/c/75e4a3e62531738c124c8555a626426fca29d392>
- <https://git.kernel.org/stable/c/bff8a8e53a6d290bc2777bde36d3cb6317b8463d>
- <https://git.kernel.org/stable/c/12929ed66a5166177ef5f06d3da81e4f99993e90>
- <https://git.kernel.org/stable/c/a5117e1eccac6ee3bd4aed7cacf8ebcb6b3eb309>

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-2026-98271>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98271/>. Everything for agents: <https://agentprime.io/llms.txt>.