# CVE-2026-80949

## Summary

- **CVE ID:** CVE-2026-80949
- **Severity:** UNKNOWN
- **CVSS Score:** 0
- **CWE:** N/A
- **Published:** Sep 11, 2026
- **Last Modified:** Sep 16, 2026

## Description

In the Linux kernel, the following vulnerability has been resolved:

wifi: brcmfmac: Fix memory leak in brcmf_sdio_read_control()

The memory allocated for buf is not freed in some of the error paths in
brcmf_sdio_read_control(). Fix that by adding vfree() calls.

[arend: rework as suggested by Johannes]

## Affected Products

- Linux — Linux (dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969)
- Linux — Linux (3.8)
- Linux — Linux (0)
- Linux — Linux (6.12.109)
- Linux — Linux (6.18.50)
- Linux — Linux (7.2.4)
- Linux — Linux (7.3-rc1)
- Linux — Linux (5.10.270)
- Linux — Linux (5.15.221)
- Linux — Linux (6.1.188)
- Linux — Linux (6.6.157)

## References

- [CNA](https://git.kernel.org/stable/c/fdb880a7d575efe8b5c7b5b819b96d9251a3937f)
- [CNA](https://git.kernel.org/stable/c/261d7c7610b4b2f476382c88a2d1ae0cc5e07add)
- [CNA](https://git.kernel.org/stable/c/ba04715ee672c336272be3ceb43bda9ffc33eb75)
- [CNA](https://git.kernel.org/stable/c/0d10db8e94fcb23a799789aaa696b4d8f937e207)
- [CNA](https://git.kernel.org/stable/c/b1d0a90a844abccdfed9fe141b5d0d654a821485)
- [CNA](https://git.kernel.org/stable/c/86b57fa3172e287bc083113507a965e6d9a46a45)
- [CNA](https://git.kernel.org/stable/c/a732c4f36a4cd79f3702391f88ebb56f2e43b0ee)
- [CNA](https://git.kernel.org/stable/c/7704f6ba2a8c492b07a3eaa1e311b4b30d389246)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.18%
- **EPSS Percentile:** 7.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._