CVE-2026-121387

freerdp3: FreeRDP 2.0.0 before 3.32.2 contains an out-of-bounds read vulnerability in freerdp_dsp_decode_gsm610 that allows mal...

CVE-2026-121387 is fixed in freerdp3 on 1 platform by DEBIAN-CVE-2026-121387 (version 3.32.2+dfsg-1), released November 4, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
4.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0023
14th percentile

FreeRDP 2.0.0 before 3.32.2 contains an out-of-bounds read vulnerability in freerdp_dsp_decode_gsm610 that allows malicious RDP servers to read past audio buffers by sending truncated GSM610 frames. Attackers can negotiate GSM610 on rdpsnd and send a WAVE2 message shorter than a 33- or 32-byte WAV49 frame to crash the client.

Where it's fixed

ProductFixed inFixReleased
Linux
freerdp3 · Debian 14 3.32.2+dfsg-1 DEBIAN-CVE-2026-121387 Nov 4, 2026

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