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Vulnerability record · CVE-2023-25221 · published 1 March 2023

CVE-2023-25221: Struktur libde265 out-of-bounds write vulnerability

Struktur · Libde265

Libde265 v1.0.10 was discovered to contain a heap-buffer-overflow vulnerability in the derive_spatial_luma_vector_prediction function in motion.cc.

7.8 CVSS 3.1 High EPSS 0.33% · top 75.8% CWE-787 · Out-of-bounds write
7.8CVSS 3.1 base score
0.33%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Libde265 v1.0.10 was discovered to contain a heap-buffer-overflow vulnerability in the derive_spatial_luma_vector_prediction function in motion.cc.

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/strukturag/libde265/issues/388 ExploitIssue TrackingPatch
https://lists.debian.org/debian-lts-announce/2023/03/msg00004.html Mailing ListThird Party Advisory
https://github.com/strukturag/libde265/issues/388 ExploitIssue TrackingPatch
https://lists.debian.org/debian-lts-announce/2023/03/msg00004.html Mailing ListThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2023-25221), CISA KEV, FIRST EPSS (scores of 2026-10-03). This page is refreshed as NVD updates the record.