CVE-2020-21598
HIGHlibde265 1.0.4 - Heap Buffer Overflow in ff_hevc_put_unweighted_pred_8_sse
Title source: llmDescription
libde265 v1.0.4 contains a heap buffer overflow in the ff_hevc_put_unweighted_pred_8_sse function, which can be exploited via a crafted a file.
References (4)
Core 4
Core References
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2023/01/msg00020.html
Third Party Advisory vendor-advisory
https://www.debian.org/security/2023/dsa-5346
Technical Description, Third Party Advisory
https://cwe.mitre.org/data/definitions/122.html
Exploit, Issue Tracking, Third Party Advisory
https://github.com/strukturag/libde265/issues/237
Scores
CVSS v3
8.8
EPSS
0.0169
EPSS Percentile
74.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (3)
debian/debian_linux
10.0
debian/debian_linux
11.0
struktur/libde265
1.0.4
Published
Sep 16, 2021
Tracked Since
Feb 18, 2026