Is CVE-2017-9987 actively exploited?

CVE-2017-9987 has no public evidence of in-the-wild exploitation as of 2025-04-20.

What is the CVSS score for CVE-2017-9987?

CVE-2017-9987 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2017-9987?

Patch guidance is available from libav security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2017-9987.

Fix CVE-2017-9987 - HIGH libav libav

Description

There is a heap-based buffer overflow in the function hpel_motion in mpegvideo_motion.c in libav 12.1. A crafted input can lead to a remote denial of service attack.

CVSS Metrics

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-119 · Memory Buffer Errors

Metadata

Primary Vendor: LIBAV
Published: 6/28/2017
Last Modified: 4/20/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

libav : libav

Remediation Guidance

Executive Summary

Cite this page

CVE-2017-9987. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2017-9987

View on NIST NVD

CVE-2017-9987 vulnerability