CVE-2022-49545

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 40bdb5ec957aca5c5c1924602bef6b0ab18e22d3affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 11868ca21585561659c2575b0d6508ef8e9c4291affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 5e5fe2b6065541c6216a7a003b0cddf386be0d2daffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 517dcef4d2dda0132648f1e4c079ed17bba4d1a4affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 0125de38122f0f66bf61336158d12a1aabfe6425affected
LinuxLinux2.6.12affected
LinuxLinux0 < 2.6.12unaffected
LinuxLinux5.10.121 <= 5.10.*unaffected
LinuxLinux5.15.46 <= 5.15.*unaffected
LinuxLinux5.17.14 <= 5.17.*unaffected
LinuxLinux5.18.3 <= 5.18.*unaffected
LinuxLinux5.19 <= *unaffected

Weaknesses

References