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THREATINT
PUBLISHED

CVE-2025-3887

GStreamer H265 Codec Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability



Description

GStreamer H265 Codec Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The specific flaw exists within the parsing of H265 slice headers. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26596.

Reserved 2025-04-22 | Published 2025-05-22 | Updated 2025-05-22 | Assigner zdi


HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Problem types

CWE-121: Stack-based Buffer Overflow

Product status

Default status
unknown

2e8b542145c1b11f8b8d927f6c679fd8028ceb60
affected

References

www.zerodayinitiative.com/advisories/ZDI-25-267/ (ZDI-25-267)

cve.org (CVE-2025-3887)

nvd.nist.gov (CVE-2025-3887)

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