CVE-2020-18775: Medium severity libavutil vulnerability

Published Aug 23, 2021
·
Updated

In Libav 12.3, there is a heap-based buffer over-read in vc1decodebmbintfi in vc1block.c that allows an attacker to cause denial-of-service via a crafted file.

Affected Software

1 affected component
Libav Libav=12.3

Event History

Aug 23, 2021
CVE Published
via MITRE·09:50 PM
Data Sourced
via MITRE·09:50 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2020-18775?

CVE-2020-18775 has been classified as a high-severity vulnerability due to its potential to cause denial-of-service.

2

How do I fix CVE-2020-18775?

To fix CVE-2020-18775, upgrade Libav to version 12.4 or later as it includes patches for this vulnerability.

3

What type of vulnerability is CVE-2020-18775?

CVE-2020-18775 is a heap-based buffer over-read vulnerability in the Libav library.

4

What versions of Libav are affected by CVE-2020-18775?

CVE-2020-18775 specifically affects Libav version 12.3.

5

Can CVE-2020-18775 be exploited remotely?

Yes, CVE-2020-18775 can be exploited remotely through crafted media files leading to denial-of-service.

Contact

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