CVE-2022-50810

Summary

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

rapidio: devices: fix missing put_device in mport_cdev_open

When kfifo_alloc fails, the refcount of chdev->dev is left incremental. We should use put_device(&chdev->dev) to decrease the ref count of chdev->dev to avoid refcount leak.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxe8de370188d098bb49483c287b44925957c3c9b6 < 6e4540e0970030e140998ce8847f5f0171b5afa1affected
LinuxLinuxe8de370188d098bb49483c287b44925957c3c9b6 < ae57222402bea455e60cc51d2f52ce73b63b7af8affected
LinuxLinuxe8de370188d098bb49483c287b44925957c3c9b6 < dfee9fe93dd34cd9d49520718f6ec2072de25e48affected
LinuxLinuxe8de370188d098bb49483c287b44925957c3c9b6 < bb7397f6312d2cbf05e415676ed5b1655cb82a34affected
LinuxLinuxe8de370188d098bb49483c287b44925957c3c9b6 < 53915ecc43c5139d6cdd1caa4fdc9290b9597008affected
LinuxLinuxe8de370188d098bb49483c287b44925957c3c9b6 < a0d93aac54ce07a7cc71e90645d0cdabbda50450affected
LinuxLinuxe8de370188d098bb49483c287b44925957c3c9b6 < 162433a96079bfa5ec748c486b4570f138d04fb5affected
LinuxLinuxe8de370188d098bb49483c287b44925957c3c9b6 < b596242585984b5f3085aa8f7a82c65640b384b6affected
LinuxLinuxe8de370188d098bb49483c287b44925957c3c9b6 < d5b6e6eba3af11cb2a2791fa36a2524990fcde1aaffected
LinuxLinux4.6affected
LinuxLinux0 < 4.6unaffected
LinuxLinux4.9.337 <= 4.9.*unaffected
LinuxLinux4.14.303 <= 4.14.*unaffected
LinuxLinux4.19.270 <= 4.19.*unaffected
LinuxLinux5.4.229 <= 5.4.*unaffected
LinuxLinux5.10.163 <= 5.10.*unaffected
LinuxLinux5.15.86 <= 5.15.*unaffected
LinuxLinux6.0.16 <= 6.0.*unaffected
LinuxLinux6.1.2 <= 6.1.*unaffected
LinuxLinux6.2 <= *unaffected

Weaknesses

References