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CVE-2022-50440

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CVE-2022-50440

Published: Oct 1, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Validate the box size for the snooped cursor Invalid userspace dma surface copies could potentially overflow the memcpy from the surface to the snooped image leading to crashes. To fix it the dimensions of the copybox have to be validated against the expected size of the snooped cursor.

VendorProductVersions

Linux

Linux

affected
2ac863719e518ae1a8f328849e64ea26a222f079 - < ee8d31836cbe7c26e207bfa0a4a726f0a25cfcf6
affected
2ac863719e518ae1a8f328849e64ea26a222f079 - < 50d177f90b63ea4138560e500d92be5e4c928186
affected
2ac863719e518ae1a8f328849e64ea26a222f079 - < 6b4e70a428b5a11f56db94047b68e144529fe512
affected
2ac863719e518ae1a8f328849e64ea26a222f079 - < 94b283341f9f3f0ed56a360533766377a01540e0
affected
2ac863719e518ae1a8f328849e64ea26a222f079 - < 439cbbc1519547f9a7b483f0de33b556ebfec901

+4 more versions

Linux

Linux

affected
3.2
unaffected
0 - < 3.2
unaffected
4.9.337 - <= 4.9.*
unaffected
4.14.303 - <= 4.14.*
unaffected
4.19.270 - <= 4.19.*

+6 more versions

References

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