CVE-2026-33986

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

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

Vulnerability Description

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in yuv_ensure_buffer() in libfreerdp/codec/h264.c, h264->width and h264->height are updated before the reallocation loop. If any winpr_aligned_recalloc() call fails, the function returns FALSE but width/height are already inflated. This issue has been patched in version 3.24.2.

Vulnerability Details

Published Date

March 30, 2026

Last Modified

April 01, 2026

CWE ID

CWE-122

Source

NVD

Vendor

FreeRDP

Product

FreeRDP

External References

https://github.com/FreeRDP/FreeRDP/commit/f6e43e208958140074ae9bb93cd0c9045a371c77
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-h6qw-wxvm-hf97

CVE-2026-33986

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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