HIGHCVSS 7.80% EPSS
Incorrectly handled negative sizes when processing ProcXvShmPutImage requests in the X.Org xwayland before 24.1.15 and X Server before 21.1.26 could be used by local authenticated X clients to crash the X server or execute code.
Published 2026-11-13 · last modified 2026-11-13
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