Out-of-bounds Read Affecting freerdp package, versions <2:2.11.7-7.el9_8.8


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.38% (30th percentile)

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  • Snyk IDSNYK-ALMALINUX9-FREERDP-20729346
  • published10 Oct 2026
  • disclosed6 Oct 2026

Introduced: 6 Oct 2026

NewCVE-2026-91959  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 freerdp to version 2:2.11.7-7.el9_8.8 or higher.
This issue was patched in ALSA-2026:76755.

NVD Description

Note: Versions mentioned in the description apply only to the upstream freerdp package and not the freerdp package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

FreeRDP before 3.31.0 contains a buffer over-read vulnerability in the rts_read_result function within the RPC gateway transport parser. Attackers can send a malicious BIND_ACK PDU with a truncated result entry to trigger an out-of-bounds read causing process abort.

CVSS Base Scores

version 3.1