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CVE-2026-99002— drm/vmwgfx: validate pitch coming from userspace

Quick assessment

Affected

Linux Linux

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Linux 内核中，以下漏洞已得到修复： drm/vmwgfx：验证来自用户空间的 pitch（行距）在尝试从底层表面复制数据之前，需同时验证 pitch 值与矩形区域（box）的尺寸。此举修复了可能因光标嗅探（cursor snooping）而导致的越界读取漏洞。

CVSS 7.8 · High EPSS 0.16% · P5 Updated Oct 24, 2026

Possible ATT&CK Techniques 1 AI

T1212.001

Affected Version Matrix 12

Vendor	Product	Version Range	Status
Linux	Linux	`2ac863719e518ae1a8f328849e64ea26a222f079< db6fbc2b77849e3c3c2bc115ea9ac925c4625a0d`	affected
		`2ac863719e518ae1a8f328849e64ea26a222f079< f6d9c8abdf06a9c7efa799532d66ed8d5a50734c`	affected
		`2ac863719e518ae1a8f328849e64ea26a222f079< 76e5ddd7d9822c8c3492e0f50ba8978e093069ad`	affected
		`2ac863719e518ae1a8f328849e64ea26a222f079< fcb137f6e7ed769f7ecad84364a33c451371b602`	affected
		`2ac863719e518ae1a8f328849e64ea26a222f079< 21bc51cb89ced74d6645a138cc2f21184bc75094`	affected
		`3.2`	affected
		`< 3.2`	unaffected
		`6.6.160≤ 6.6.*`	unaffected
… +4 more rows

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Vulnerability Information

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Vulnerability Title

drm/vmwgfx: validate pitch coming from userspace

Source: CVE Program / CVE List V5

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: validate pitch coming from userspace Validate the pitch, alongside the box dimensions before trying to copy data from the underlying surface. Fixes possible out of bounds reads with cursor snooping.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Source: CVE Program / CVE List V5

Vulnerability Type

N/A

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Linux	Linux	2ac863719e518ae1a8f328849e64ea26a222f079 ~ db6fbc2b77849e3c3c2bc115ea9ac925c4625a0d	-
Linux	Linux	3.2	-

II. Public POCs for CVE-2026-99002

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2026-99002

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Patches & Fixes for CVE-2026-99002 (5)

https://www.cve.org/CVERecord?id=CVE-2026-99002

Same Patch Batch · Linux · 2026-10-23 · 217 CVEs total

CVE-2026-98959	9.8 CRITICAL	btrfs: fix xattr replace when multiple xattrs are packed in the same item
CVE-2026-99078	9.8 CRITICAL	net/mlx5e: Prevent stale XSK buffer release on MPWQE refill retry
CVE-2026-99079	9.8 CRITICAL	net/mlx5e: Prevent stale XSK buffer release on refill retry
CVE-2026-98988	8.8 HIGH	namespace: keep covered mounts covered in OPEN_TREE_NAMESPACE
CVE-2026-99083	8.8 HIGH	ksmbd: fix heap out-of-bounds write in krb5_authenticate()
CVE-2026-99082	8.8 HIGH	KVM: x86: Use active memslots for the per-vCPU MMIO cache
CVE-2026-98870	8.8 HIGH	ksmbd: remove stale channels from all sessions on teardown
CVE-2026-98980	8.8 HIGH	namei: don't reveal overmounted entries in refwalk
CVE-2026-98981	8.8 HIGH	namespace: unhash a dentry before detaching the mounts on it
CVE-2026-99042	8.4 HIGH	io_uring/net: populate CONNECT filter fields for 24-byte sockaddr_in6
CVE-2026-98978	8.4 HIGH	namespace: never expire a locked mount
CVE-2026-99064	8.1 HIGH	cipso: adjust cached option offsets when removing CIPSO
CVE-2026-98968	8.1 HIGH	amt: send the relay's General Query directly from the receive path
CVE-2026-98899	7.8 HIGH	netfilter: ipset: mark the rcu locked areas properly
CVE-2026-99013	7.8 HIGH	Bluetooth: ISO: Reject concurrent BIS listener setup
CVE-2026-99012	7.8 HIGH	Bluetooth: ISO: Serialize concurrent connect calls
CVE-2026-99016	7.8 HIGH	riscv: futex: untag the user pointer before the atomic access
CVE-2026-99056	7.8 HIGH	strparser: make sure __strp_recv isn't running before tearing down the parser
CVE-2026-98999	7.8 HIGH	drm/xe: Fix stale pinned_link entry when fb-pin performs the final unpin
CVE-2026-99032	7.8 HIGH	net/smc: protect clcsock lifetime in smc_getname

Showing top 20 of 217 CVEs. View all on vendor page → →

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