FreeRDP 3.14.1 before 3.32.0 Integer Underflow in BMP Writer via Clipboard

Classification: Severe, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 7.2, CVEs: CVE-2026-111881, Summary: FreeRDP from 3.14.1 before 3.32.0 contains an integer underflow in the WinPR BMP writer, where a mismatched stride calculation passes SIZE_MAX - 3 to Stream_Zero for sub-byte images. A malicious RDP clipboard peer can return a crafted 1-bpp BMP processed by clipboard_synthesize_image_format_to_bmp for CF_DIB/CF_DIBV5, crashing the client or causing an out-of-bounds write.

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tg: zranitelnost

CVE v události 1

CVE	hodnocení	KEV	EPSS
CVE-2026-111881	7.6 3.1 · VulnCheck 7.2 4.0 · VulnCheck	–	0.00

Hodnocení z katalogů, všechna, se stupnicí CVSS a vydavatelem. Rozpad vektoru je na stránce CVE. Advisory v textu uvádí CVSS 7.2.