CVE-2026-80949
Unknown
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]
SeverityUnknown
CVSS—
Exploit probability7. percentile0.2%
Product
Linux
PublishedSep 11, 2026
First seenSep 11, 2026
How to fix
Update
- Linux Linuxb1d0a90a844abccdfed9fe141b5d0d654a821485, 86b57fa3172e287bc083113507a965e6d9a46a45, a732c4f36a4cd79f3702391f88ebb56f2e43b0ee, 7704f6ba2a8c492b07a3eaa1e311b4b30d389246, fdb880a7d575efe8b5c7b5b819b96d9251a3937f, 261d7c7610b4b2f476382c88a2d1ae0cc5e07add, ba04715ee672c336272be3ceb43bda9ffc33eb75, 0d10db8e94fcb23a799789aaa696b4d8f937e207 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969 ≤ v < b1d0a90a844abccdfed9fe141b5d0d654a821485, dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969 ≤ v < 86b57fa3172e287bc083113507a965e6d9a46a45, dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969 ≤ v < a732c4f36a4cd79f3702391f88ebb56f2e43b0ee, dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969 ≤ v < 7704f6ba2a8c492b07a3eaa1e311b4b30d389246, dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969 ≤ v < fdb880a7d575efe8b5c7b5b819b96d9251a3937f, dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969 ≤ v < 261d7c7610b4b2f476382c88a2d1ae0cc5e07add, dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969 ≤ v < ba04715ee672c336272be3ceb43bda9ffc33eb75, dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969 ≤ v < 0d10db8e94fcb23a799789aaa696b4d8f937e207, 3.8 | b1d0a90a844abccdfed9fe141b5d0d654a821485, 86b57fa3172e287bc083113507a965e6d9a46a45, a732c4f36a4cd79f3702391f88ebb56f2e43b0ee, 7704f6ba2a8c492b07a3eaa1e311b4b30d389246, fdb880a7d575efe8b5c7b5b819b96d9251a3937f, 261d7c7610b4b2f476382c88a2d1ae0cc5e07add, ba04715ee672c336272be3ceb43bda9ffc33eb75, 0d10db8e94fcb23a799789aaa696b4d8f937e207 |
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