Name: CVE-2020-21595: Out-of-bounds Write
Creator: Rapid7
Published: 2021-09-16T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2020-21595, CWE-787, CVSS 6.5, EPSS 0.01096

libde265 v1.0.4 contains a heap buffer overflow in the mc_luma function, which can be exploited via a crafted a file.

CVSS Details

CVSS 3.1 Base Score: 6.5
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	—	Upgrade libde265	Mar 26, 2024	Sep 16, 2021
Arch Linux	—	Upgrade to the latest version of Arch Linux	Jul 11, 2025	Sep 16, 2021
Debian	—	Upgrade libde265	Jan 26, 2023	Sep 16, 2021
Freebsd	—	Upgrade libde265	Feb 23, 2023	Feb 21, 2023
Gentoo Linux	—	Upgrade media-libs/libde265.	Aug 12, 2024	Sep 16, 2021
Ubuntu	—	Upgrade libde265-0Upgrade libde265-0 (Ubuntu Pro)	Jan 31, 2024	Sep 16, 2021

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CVSS Details

Covered by Rapid7

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