CVE-2018-5766

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

In Libav through 12.2, there is an invalid memcpy in the av_packet_ref function of libavcodec/avpacket.c. Remote attackers could leverage this vulnerability to cause a denial of service (segmentation fault) via a crafted avi file.

Metrics

CVSS 3.0 8.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jan 18, 2018
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2018-5766: High severity, CVSS 8.8 | Vulnix