Out-of-bounds Write Affecting freerdp3 package, versions <3.32.0+dfsg-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.25% (16th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FREERDP3-20936909
  • published14 Oct 2026
  • disclosed13 Oct 2026

Introduced: 13 Oct 2026

NewCVE-2026-109680  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Debian:unstable freerdp3 to version 3.32.0+dfsg-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream freerdp3 package and not the freerdp3 package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

FreeRDP 3.18.0 before 3.32.0 has a heap-based out-of-bounds write in freerdp_interruptible_get_line, which shrinks the buffer to 32 bytes while keeping a pre-filled suggested username's length as its write offset. A malicious or compromised ARM routing service can return a long redirectedUsername that reaches the CLI credential prompt, crashing the client when the user types input.

CVSS Base Scores

version 3.1