CVE-2020-21598 — Out-of-bounds Write in Libde265

CWE-787 — Out-of-bounds Write6 documents5 sources
Severity
8.8HIGHNVD
OSV6.5
EPSS
0.3%
top 48.45%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Struktur Libde265Debian Libde265Debian Linux
Timeline
PublishedSep 16
Latest updateJan 30

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages4 packages

▶debiandebian/libde265< libde265 1.0.9-1 (bookworm)
▶Debianstruktur/libde265< 1.0.11-0+deb11u1+3
▶Ubuntustruktur/libde265< 1.0.4-1ubuntu0.1+2

Also affects: Debian Linux 10.0, 11.0

🔴Vulnerability Details

3
OSV
libde265 vulnerabilities↗2024-01-30
▶
GHSA
GHSA-6pjv-42cj-6wjv: libde265 v1↗2022-05-24
▶
OSV
CVE-2020-21598: libde265 v1↗2021-09-16
▶

📋Vendor Advisories

2
Ubuntu
libde265 vulnerabilities↗2024-01-30
▶
Debian
CVE-2020-21598: libde265 - libde265 v1.0.4 contains a heap buffer overflow in the ff_hevc_put_unweighted_pr...↗2020
▶