High 7.8Published Oct 1, 2025

CVE-2022-50440drm/vmwgfx: Validate the box size for the snooped cursor

Updated under an hour ago (Oct 27, 2026, 5:23 PM ET)

This data is behind schedule: last updated Oct 27, 2026, 5:20 PM ET. We are working on it.Behind: CVE records (cvelistV5).

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

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.

CVSS: 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Modified
Record last updated: Oct 15, 2026
First seen by InfoSec Signals: Oct 15, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 2ac863719e518ae1a8f328849e64ea26a222f079 before ee8d31836cbe7c26e207bfa0a4a726f0a25cfcf6; from 2ac863719e518ae1a8f328849e64ea26a222f079 before 50d177f90b63ea4138560e500d92be5e4c928186; from 2ac863719e518ae1a8f328849e64ea26a222f079 before 6b4e70a428b5a11f56db94047b68e144529fe512; from 2ac863719e518ae1a8f328849e64ea26a222f079 before 94b283341f9f3f0ed56a360533766377a01540e0; from 2ac863719e518ae1a8f328849e64ea26a222f079 before 439cbbc1519547f9a7b483f0de33b556ebfec901; from 2ac863719e518ae1a8f328849e64ea26a222f079 before 6948e570f54f2044dd4da444b10471373a047eeb; from 2ac863719e518ae1a8f328849e64ea26a222f079 before 4d54d11b49860686331c58a00f733b16a93edfc4; from 2ac863719e518ae1a8f328849e64ea26a222f079 before 622d527decaac0eb65512acada935a0fdc1d0202; and 1 more ranges	CNA record
linux linux_kernel linux:linux_kernel	from 3.2 before 4.9.337; from 4.10 before 4.14.303; from 4.15 before 4.19.270; from 4.20 before 5.4.229; from 5.5 before 5.10.163; from 5.11 before 5.15.87; from 5.16 before 6.0.18; from 6.1 before 6.1.4	NVD

References

References

https://git.kernel.org/stable/c/ee8d31836cbe7c26e207bfa0a4a726f0a25cfcf6	patch
https://git.kernel.org/stable/c/50d177f90b63ea4138560e500d92be5e4c928186	patch
https://git.kernel.org/stable/c/6b4e70a428b5a11f56db94047b68e144529fe512	patch
https://git.kernel.org/stable/c/94b283341f9f3f0ed56a360533766377a01540e0	patch
https://git.kernel.org/stable/c/439cbbc1519547f9a7b483f0de33b556ebfec901	patch
https://git.kernel.org/stable/c/6948e570f54f2044dd4da444b10471373a047eeb	patch
https://git.kernel.org/stable/c/4d54d11b49860686331c58a00f733b16a93edfc4	patch
https://git.kernel.org/stable/c/622d527decaac0eb65512acada935a0fdc1d0202	patch
https://git.kernel.org/stable/c/4cf949c7fafe21e085a4ee386bb2dade9067316e	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.