Description
librtmp (RTMPDump) through 2.6 contains a heap out-of-bounds read vulnerability in AMFProp_Decode that reads an AMF0 strict-array element count before checking that four bytes remain. A malicious RTMP server or man in the middle can send an AMF0 body ending with a strict-array type byte and fewer than four trailing bytes to crash the client.
Published: 2026-10-18
Score: 5.3 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sun, 18 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
Description librtmp (RTMPDump) through 2.6 contains a heap out-of-bounds read vulnerability in AMFProp_Decode that reads an AMF0 strict-array element count before checking that four bytes remain. A malicious RTMP server or man in the middle can send an AMF0 body ending with a strict-array type byte and fewer than four trailing bytes to crash the client.
Title librtmp (RTMPDump) through 2.6 Heap Out-of-Bounds Read via AMFProp_Decode
Weaknesses CWE-125
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-18T12:19:51.237Z

Reserved: 2026-10-18T12:00:07.543Z

Link: CVE-2026-112061

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-18T13:16:38.600

Modified: 2026-10-18T13:16:38.600

Link: CVE-2026-112061

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-18T13:45:14Z

Weaknesses