# net: wwan: mhi_wwan_mbim: check skb_copy_bits() return value

CVE record · `CVE-2026-98236`

- **Identifiers:** `CVE-2026-98236`
- **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: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 650af68435eaee783824457d2ef78cc5c03c1e88` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 350fd3125ee26b5243935fd9e2b4d162ffba430a` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before dd136f1fdd1059f3bc25ede3a8def8f0ee151ce7` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 298659c3677bf622afa9d77549cb4a967f9541e9` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 02eba5f36d20283f144f75d47f0354a85e4f78f0` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 7e98216e9da08b79e07a514d2a4f7646f8c9ccb9` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 31550d585589fde1ae95bf7f7a8188b2d2fdf1c7` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.15`
  - unaffected: `before 5.15` (semver)
  - unaffected: `5.15.222 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (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-2026-98236](https://www.cve.org/CVERecord?id=CVE-2026-98236)
- [NVD: CVE-2026-98236](https://nvd.nist.gov/vuln/detail/CVE-2026-98236)

### References from the CNA

- <https://git.kernel.org/stable/c/650af68435eaee783824457d2ef78cc5c03c1e88>
- <https://git.kernel.org/stable/c/350fd3125ee26b5243935fd9e2b4d162ffba430a>
- <https://git.kernel.org/stable/c/dd136f1fdd1059f3bc25ede3a8def8f0ee151ce7>
- <https://git.kernel.org/stable/c/298659c3677bf622afa9d77549cb4a967f9541e9>
- <https://git.kernel.org/stable/c/02eba5f36d20283f144f75d47f0354a85e4f78f0>
- <https://git.kernel.org/stable/c/7e98216e9da08b79e07a514d2a4f7646f8c9ccb9>
- <https://git.kernel.org/stable/c/31550d585589fde1ae95bf7f7a8188b2d2fdf1c7>

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-2026-98236>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98236/>. Everything for agents: <https://agentprime.io/llms.txt>.