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CVE-2022-49737

CVE-2022-49737

CVSS 7.7 HIGHEPSS 0.3%CWE-413
In X.Org X server 20.11 through 21.1.16, when a client application uses easystroke for mouse gestures, the main thread modifies various data structures used by the input thread without acquiring a lock, aka a race condition. In particular, AttachDevice in dix/devices.c does not acquire an input lock.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H
Productos afectados
X.org · X server

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Referencias
https://bugs.debian.org/cgi-bin/bugreport.cgi?att=1;bug=1081338;filename=dix-Hold-input-lock-for-AttachDevice.patch;msg=5https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1081338https://gitlab.freedesktop.org/xorg/xserver/-/commit/dc7cb45482cea6ccec22d117ca0b489500b4d0a0https://gitlab.freedesktop.org/xorg/xserver/-/issues/1260