Back to Database
Status published
High
CVE-2018-5766
In Libav through 12.2, there is an invalid memcpy in...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2018-5766
Credits & Attribution
No credits recorded in the NVD database.
References
More from libav
View All →CVE-2020-18778
In Libav 12.3, there is a heap-based buffer over-read in...
Medium
6.5
CVE-2020-18776
In Libav 12.3, there is a segmentation fault in vc1_decode_b_mb_intfr...
Medium
6.5
CVE-2020-18775
In Libav 12.3, there is a heap-based buffer over-read in...
Medium
6.5
CVE-2019-9720
A stack-based buffer overflow in the subtitle decoder in Libav...
Medium
6.5
CVE-2019-9719
A stack-based buffer overflow in the subtitle decoder in Libav...
High
8.8
Affected Vendor
libav
View all reports →Affected Software
libav
Vulnerable Versions:
0
Timeline
Official Publish:
January 18th, 2018
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.