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Vulnerability record · CVE-2017-5984 · published 22 May 2019

CVE-2017-5984: Libav out-of-bounds read vulnerability

Libav · Libav

In libavcodec in Libav 9.21, ff_h264_execute_ref_pic_marking() has a heap-based buffer over-read.

6.5 CVSS 3.0 Medium EPSS 1.1% · top 34.6% CWE-125 · Out-of-bounds read
6.5CVSS 3.0 base score, v2 4.3
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

In libavcodec in Libav 9.21, ff_h264_execute_ref_pic_marking() has a heap-based buffer over-read.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugzilla.libav.org/show_bug.cgi?id=1019 ExploitIssue TrackingPatchThird Party Advisory
https://patches.libav.org/patch/62534/ Mailing ListPatchThird Party Advisory
https://bugzilla.libav.org/show_bug.cgi?id=1019 ExploitIssue TrackingPatchThird Party Advisory
https://patches.libav.org/patch/62534/ Mailing ListPatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-5984), CISA KEV, FIRST EPSS (scores of 2026-09-30). This page is refreshed as NVD updates the record.