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CVE-2022-49545

ALSA: usb-audio: Cancel pending work at closing a MIDI substream

EPSS 0.2%
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Cancel pending work at closing a MIDI substream At closing a USB MIDI output substream, there might be still a pending work, which would eventually access the rawmidi runtime object that is being released. For fixing the race, make sure to cancel the pending work at closing.
Productos afectados
Linux · Linux

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Referencias
https://git.kernel.org/stable/c/0125de38122f0f66bf61336158d12a1aabfe6425https://git.kernel.org/stable/c/11868ca21585561659c2575b0d6508ef8e9c4291https://git.kernel.org/stable/c/40bdb5ec957aca5c5c1924602bef6b0ab18e22d3https://git.kernel.org/stable/c/517dcef4d2dda0132648f1e4c079ed17bba4d1a4https://git.kernel.org/stable/c/5e5fe2b6065541c6216a7a003b0cddf386be0d2d