PT-2026-1533 · Hdcp · Hdcp

Published 2026-01-06 · Updated 2026-01-29 · CVE-2025-47339

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions versions prior to 2025

Description A memory corruption issue exists during the deinitialization of a High-bandwidth Digital Content Protection (HDCP) session. HDCP is a form of digital copy protection designed to prevent copying of digital audio and video content. The issue occurs when a HDCP session is terminated, potentially leading to unpredictable behavior or system instability.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2025-47339

Affected Products

Hdcp

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2025-47339 · Security Note
• https://docs.qualcomm.com/product/publicresources/securitybulletin/january-2026-bulletin.html · Vendor Advisory
• https://twitter.com/vuldb/status/2008801565805597036 · Twitter Post
• https://t.me/CVEtracker/41535 · Telegram Post
• https://twitter.com/cracbot/status/2010668140427112625 · Twitter Post
• https://twitter.com/CVEnew/status/2008679352213385329 · Twitter Post
• https://t.me/cveNotify/150047 · Telegram Post
• https://reddit.com/r/GalaxyS21/comments/1qqh2tt/s21_firmware_security_update_downloaded_in_usa · Reddit Post