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CVE-2026-43144

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CVE-2026-43144

Published: May 6, 2026

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential kernel oops when probe fails When probe of the sdio brcmfmac device fails for some reasons (i.e. missing firmware), the sdiodev->bus is set to error instead of NULL, thus the cleanup later in brcmf_sdio_remove() tries to free resources via invalid bus pointer. This happens because sdiodev->bus is set 2 times: first in brcmf_sdio_probe() and second time in brcmf_sdiod_probe(). Fix this by chaning the brcmf_sdio_probe() function to return the error code and set sdio->bus only there.

VendorProductVersions

Linux

Linux

affected
0ff0843310b74e565901d85f849fb308c3b1f220 - < 64ccb0aac41c5055780c2a58bbe2c1b362ceccde
affected
0ff0843310b74e565901d85f849fb308c3b1f220 - < 379aac7ee8240848aa35f605b06addb4617c863e
affected
0ff0843310b74e565901d85f849fb308c3b1f220 - < 243307a0d1b0d01538e202c00454c28b21d4432e

Linux

Linux

affected
6.13
unaffected
0 - < 6.13
unaffected
6.18.16 - <= 6.18.*
unaffected
6.19.6 - <= 6.19.*
unaffected
7.0 - <= *

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