PT-2021-7709 · Libde265+3 · Libde265+3

Dhbbbo · Published 2021-06-24 · Updated 2025-01-28 · CVE-2021-36410

Positive Technologies (AI Summary)

CVSS v2.0

7.1

High

Base vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions libde265 version 1.0.8

Description A stack-buffer-overflow issue exists in the libde265 video codec, specifically in the put epel hv fallback function of the fallback-motion.cc component. This can be exploited by a remote attacker to cause a denial of service. The issue is related to writing beyond the boundaries of a buffer.

Recommendations For libde265 version 1.0.8, consider disabling the put epel hv fallback function as a temporary workaround until a patch is available. Restrict access to the fallback-motion.cc component to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2023-01688

CVE-2021-36410

DLA-3240-1

DSA-5346-1

MGASA-2023-0093

ROSA-SA-2025-2630

ROSA-SA-2025-2631

USN-6627-1

Affected Products

Astra Linux

Linuxmint

Ubuntu

Libde265

References · 48

• 🔥 https://github.com/strukturag/libde265/issues/301 · Exploit
• https://ubuntu.com/security/CVE-2022-43240 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-43238 · Vendor Advisory
• https://debian.org/lts/security/2022/dla-3240 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-35452 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-36410 · Security Note
• https://ubuntu.com/security/CVE-2022-43248 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-1253 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-43242 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-43235 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2023-0093 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-5346-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2023-0303SE17MD · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2021-36410 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-36409 · Vendor Advisory