LAME 3.99.5, 3.99.4, 3.99.3, 3.99.2, 3.99.1, 3.99, 3.98.4, 3.98.2 and 3.98 have a heap-based buffer over-read when handling a malformed file in k_34_4 in vbrquantize.c.
Severity
CVSS 3.1
5.5 medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
0.9% chance of exploitation in the next 30 days; higher than 58% of CVEs (scores of 2026-10-31)