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CVE-2025-26594

—
CVSS 3.1
7.8 high
EPSS
<1%p32
Published
()
Modified
Description

A use-after-free flaw was found in X.Org and Xwayland. The root cursor is referenced in the X server as a global variable. If a client frees the root cursor, the internal reference points to freed memory and causes a use-after-free.

Vendors
tigervncx.orgredhat
Products
tigervnc, x server, xwayland, enterprise linux
Weakness
CWE-416
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVE.org GitHub PoCs EPSS (0.4%)

In the news

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