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CVE-2026-55191 FreeRDP: Heap-buffer-overflow write in AVC444 YUV buffer allocation

🗓️ 19 Aug 2026 17:44:52Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 12 Views

Integer overflow in FreeRDP pre-3.27.0 causes heap-buffer-overflow in AVC444 YUV allocation, enabling client crash or code execution.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
nessus
Tenable Nessus
Amazon Linux 2023 : freerdp, freerdp-devel, freerdp-libs (ALAS2023-2026-2012)
4 Aug 202600:00
nessus
nessus
Tenable Nessus
Fedora 43 : freerdp (2026-78a12ffec8)
4 Jul 202600:00
nessus
nessus
Tenable Nessus
Fedora 44 : freerdp (2026-9c6082d92d)
21 Jun 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-55191
8 Jul 202600:00
nessus
amazon
Amazon
Important: freerdp
4 Aug 202600:00
amazon
alpinelinux
AlpineLinux
CVE-2026-55191
19 Aug 202617:44
alpinelinux
circl
Circl
CVE-2026-55191
19 Aug 202623:20
circl
cve
CVE
CVE-2026-55191
19 Aug 202617:44
cve
debiancve
Debian CVE
CVE-2026-55191
19 Aug 202617:44
debiancve
euvd
EUVD
EUVD-2026-62660
19 Aug 202617:44
euvd
Rows per page
[
  {
    "vendor": "FreeRDP",
    "product": "FreeRDP",
    "versions": [
      {
        "version": "< 3.27.0",
        "status": "affected"
      }
    ]
  }
]

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