In LibRaw before 0.21.4, phase_one_correct in decoders/load_mfbacks.cpp has out-of-bounds reads for tag 0x412 processing, related to large w0 or w1 values or the frac and mult calculations.
CVE ID: CVE-2025-43962
CVSS Base Severity: LOW
CVSS Base Score: 2.9
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Vendor: LibRaw
Product: LibRaw
EPSS Score: 0.05% (probability of being exploited)
EPSS Percentile: 13.34% (scored less or equal to compared to others)
EPSS Date: 2025-05-19 (when was this score calculated)