Medium severity5.5NVD Advisory· Published Nov 9, 2026
CVE-2026-125264
CVE-2026-125264
Description
FFmpeg through 9.0.2 contains an uncontrolled resource consumption vulnerability in parse_frame_header() in libavcodec/jpegxl_parser.c that fails to validate TOC entry counts against remaining input. Attackers can supply a crafted JPEG XL frame header with a permuted TOC and huge toc_count, making the parser loop excessively and exhaust CPU.
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Affected products
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