The fill_input_buffer function in jdatasrc.c in libjpeg-turbo 1.5.1 allows remote attackers to cause a denial of service (invalid memory access and application crash) or possibly have unspecified other impact via a crafted jpg file. NOTE: Maintainer asserts the issue is due to a bug in downstream code caused by misuse of the libjpeg API
Severity
CVSS 3.1
8.8 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
8.2% chance of exploitation in the next 30 days; higher than 94% of CVEs (scores of 2026-10-31)