VulnerabilityDeferred
CVE-2022-50767
In the Linux kernel, the following vulnerability has been resolved: fbdev: smscufx: Fix several use-after-free bugs Several types of UAFs can occur when physically removing a USB device.
UnscoredEPSS 0.25%
Does this matter?
Not yet scored. NVD analysis is pending; check back once CVSS and EPSS values are published.
Description
In the Linux kernel, the following vulnerability has been resolved: fbdev: smscufx: Fix several use-after-free bugs Several types of UAFs can occur when physically removing a USB device. Adds ufx_ops_destroy() function to .fb_destroy of fb_ops, and in this function, there is kref_put() that finally calls ufx_free(). This fix prevents multiple UAFs.
- CVSS
- Not yet scored
- EPSS
- 0.25% probability · 16th percentile
- CISA KEV
- Not listed
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/3f40852d671072836fb7ae331a1f28a24223c4e8
- https://git.kernel.org/stable/c/5385af2f89bc352fb70753ab41b2bb036190141f
- https://git.kernel.org/stable/c/6f2075ea883e5d7730d0c9ebb1bb8e7a1a7e953f
- https://git.kernel.org/stable/c/70faf9d9b6cc74418716bbf76fe75bd2da10ad4a
- https://git.kernel.org/stable/c/8d924b262f3178a9b17c17d4306a9f426c508bd9
- https://git.kernel.org/stable/c/cc67482c9e5f2c80d62f623bcc347c29f9f648e1
- https://git.kernel.org/stable/c/cc6a7249842fceda7574ceb63275a2d5e99d2862
- https://git.kernel.org/stable/c/d9ddfeb01fb95ffbbc7031d46a5ee2a5e45cbb86
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.