# wifi: brcmsmac: fix UAF in brcms_free_timer()

CVE record · `CVE-2026-98196`

- **Identifiers:** `CVE-2026-98196`
- **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, 08:44 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: `5b435de0d786869c95d1962121af0d7df2542009 to before 10eeb0b29fd7f52487c9ae573e8d79c210a0095d` (git)
  - affected: `5b435de0d786869c95d1962121af0d7df2542009 to before 74acccc928851f69184271832d690607877122af` (git)
  - affected: `5b435de0d786869c95d1962121af0d7df2542009 to before 050d2486e8ed2c0a23b87249ccd23e8072721391` (git)
  - affected: `5b435de0d786869c95d1962121af0d7df2542009 to before 856dabd5f2617efb23c043be9e1b22a9e6e97c41` (git)
  - affected: `5b435de0d786869c95d1962121af0d7df2542009 to before 2a4841ff0b74b495cddd31ae324e922217fc2f13` (git)
  - affected: `5b435de0d786869c95d1962121af0d7df2542009 to before 1edb3ddd261e973a4d577c0547e63bfa25a8170d` (git)
  - affected: `5b435de0d786869c95d1962121af0d7df2542009 to before 777cb6bba59e875b16a1d8897a483a5fecfcd5d2` (git)
  - affected: `5b435de0d786869c95d1962121af0d7df2542009 to before 1eeca1d5e0920fbdad6449768fd2d4364e714180` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.2`
  - unaffected: `before 3.2` (semver)
  - unaffected: `5.10.271 to 5.10.*, inclusive` (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:** 0.0018, the 7th 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-2026-98196](https://www.cve.org/CVERecord?id=CVE-2026-98196)
- [NVD: CVE-2026-98196](https://nvd.nist.gov/vuln/detail/CVE-2026-98196)

### References from the CNA

- <https://git.kernel.org/stable/c/10eeb0b29fd7f52487c9ae573e8d79c210a0095d>
- <https://git.kernel.org/stable/c/74acccc928851f69184271832d690607877122af>
- <https://git.kernel.org/stable/c/050d2486e8ed2c0a23b87249ccd23e8072721391>
- <https://git.kernel.org/stable/c/856dabd5f2617efb23c043be9e1b22a9e6e97c41>
- <https://git.kernel.org/stable/c/2a4841ff0b74b495cddd31ae324e922217fc2f13>
- <https://git.kernel.org/stable/c/1edb3ddd261e973a4d577c0547e63bfa25a8170d>
- <https://git.kernel.org/stable/c/777cb6bba59e875b16a1d8897a483a5fecfcd5d2>
- <https://git.kernel.org/stable/c/1eeca1d5e0920fbdad6449768fd2d4364e714180>

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-2026-98196>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-98196/>. Everything for agents: <https://agentprime.io/llms.txt>.