CVE-2026-33164
7.5
HIGH
CVSS 3.1
EPSS 0.09%
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.
How to fix CVE-2026-33164
To remediate CVE-2026-33164, upgrade the affected package to a fixed version below.
- Alpine/libde265—upgrade to 1.0.18-r0 or later
- —upgrade to 1.0.11-0+deb11u4 or later
Is CVE-2026-33164 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.0.18-r0
- from 0, < 1.0.11-0+deb11u4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |