What is CVE-2026-6385?

CVE-2026-6385 is a medium-severity vulnerability in Red Hat Lightspeed Core, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2026-04-15.

How severe is CVE-2026-6385?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Integer overflow in Red Hat Lightspeed Core

CVE-2026-6385

A flaw was found in FFmpeg. A remote attacker could exploit this vulnerability by providing a specially crafted MPEG-PS/VOB media file containing a malicious DVD subtitle stream. This vulnerability is caused by a signed integer overflow in…

Vulnerability class: Integer Overflow

EPSS: 0.001 (23.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

access.redhat.com/security/cve/CVE-2026-6385 (vdb-entry, x_refsource_REDHAT)
RHBZ#2458764 (issue-tracking, x_refsource_REDHAT)

Frequently asked questions

What is CVE-2026-6385?: CVE-2026-6385 is a medium-severity vulnerability in Red Hat Lightspeed Core, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2026-04-15.
How severe is CVE-2026-6385?: Medium severity. CVSS v3 base score is 6.5 out of 10.