DSA-6486-1 libde265 - security update
Two security issues were discovered in libde265, an implementation of the H.265 video codec which may result in denial of service or potentially the execution of arbitrary code if a malformed media file is processed. https://security-tracker.debian.org/tracker/DSA-6486-1
Details
Original advisory: https://lists.debian.org/debian-security-announce/2026/msg00397.html
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-331640.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-331650.23% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 14% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-33164 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-33165 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- unknownUSN-8573-1: libde265 vulnerabilitiesubuntu
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