CVE-2026-64832
Double-free in FFmpeg NVDEC allows crafted videos to crash or enable RCE.
Is CVE-2026-64832 being exploited?
Not confirmed. CVE-2026-64832 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.34% probability of exploitation in the next 30 days.
How severe is CVE-2026-64832?
CVE-2026-64832 is rated High with a CVSS score of 8.7. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-64832?
Yes. A fix has been recorded for CVE-2026-64832. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-64832 affect?
CVE-2026-64832 affects FFmpeg 4.4 - 8.1.2, Applications using FFmpeg with NVIDIA NVDEC, Media players, Streaming servers, and 1 further product or version. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-64832?
Upgrade to a patched FFmpeg or disable NVDEC hardware decoding; block untrusted video inputs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Crafted video triggers double-free in NVDEC causing memory corruption; can crash processes or enable remote code execution in FFmpeg-based apps using NVIDIA hardware decoding.
Patch when possible
- affected>= 4.4 and <= 8.1.2
- affected4c6217477fc64305055b37d9d1d0d76d30e37f97
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.