CVE-2026-112278

6.5 MEDIUMpublic exploit available

Published 2026-10-19 · Updated 2026-10-19

AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.

NVD description

rdesktop through 1.9.0 contains a heap out-of-bounds read vulnerability in process_raw_bmpcache() in orders.c that allows malicious RDP servers to crash clients. Attackers can send a raw bitmap cache order declaring large width, height, and bpp values with a tiny payload, causing memcpy() to read past the receive buffer and crash the client.

CVSS vector

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

Weaknesses

CWE-125

Public exploit & PoC references

https://github.com/rdesktop/rdesktop/blob/v1.9.0/orders.c
https://github.com/rdesktop/rdesktop/pull/437

All references

https://github.com/rdesktop/rdesktop/blob/v1.9.0/orders.c
https://github.com/rdesktop/rdesktop/pull/437
https://hackmd.io/@haindpwn/rdesktop-bitmap-decompress-oob-read
https://www.vulncheck.com/advisories/rdesktop-through-1.9.0-heap-out-of-bounds-read-via-process-raw-bmpcache

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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