CVE-2026-33164

NULL Pointer Dereference in libde265

State: Published
Severity: 8.7 High
Published: Mar 20, 2026
Updated: Mar 23, 2026
Reserved: Mar 17, 2026

Description

libde265 is an open source implementation of the h.265 video codec. Prior to version 1.0.17, a malformed H.265 PPS NAL unit causes a segmentation fault in pic_parameter_set::set_derived_values(). This issue has been patched in version 1.0.17.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-122 Heap-based Buffer Overflow

Affected Products

Product	Versions
libde265strukturag	< 1.0.17Affected

References

https://github.com/strukturag/libde265/security/advisories/GHSA-wqrf-6rf5-v78r
https://github.com/strukturag/libde265/releases/tag/v1.0.17

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.