High 8.7Published Mar 20, 2026

CVE-2026-33164NULL Pointer Dereference in libde265

Updated under an hour ago (Oct 27, 2026, 8:10 AM ET)

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It affects strukturag libde265 and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for strukturag libde265

Exploited in the last 30 days

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.

CVSS: 8.7 HIGH (v4.0, CNA)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
Weakness (CWE): CWE-122
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Analyzed
Record last updated: Mar 23, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

strukturag libde265 strukturag:libde265 (from the name)	before 1.0.17	CNA record
struktur libde265 struktur:libde265	before 1.0.17	NVD

References

References

https://github.com/strukturag/libde265/security/advisories/GHSA-wqrf-6rf5-v78r	x-refsource-confirm, exploit, vendor-advisory
https://github.com/strukturag/libde265/releases/tag/v1.0.17	x-refsource-misc, release-notes

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.