CVE-2026-125246 - FFmpeg through 9.0.2 Assertion Failure DoS via cbs_jpeg_assemble_fragment

CVE-2026-125246 - FFmpeg through 9.0.2 Assertion Failure DoS via cbs_jpeg_assemble_fragment

https://cvefeed.io/rssfeed/latest.atom / Mon, 11/09/2026 - 22:52
CVE ID :CVE-2026-125246
Published : Nov. 9, 2026, 7:17 p.m. | 1 hour, 11 minutes ago
Description :FFmpeg through 9.0.2 contains a denial of service vulnerability in cbs_jpeg_assemble_fragment() that miscounts 0xff stuffing bytes in JPEG scan headers. Attackers can supply a crafted JPEG/MJPEG stream with 0xff in the scan header, triggering an av_assert0 abort when CBS-based bitstream filters process it.
Severity: 5.7 | MEDIUM
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Kenya Education Network CERT(KENET-CERT) is a Cybersecurity Emergency Response Team and Co-ordination Center operated by the National Research and Education Network of Kenya. KENET-CERT coordination center promotes awareness on cybersecurity incidences as well as coordinates and assists member institutions in responding effectively to cyber security threats and incidences. KENET-CERT works closely with Kenya's National CIRT coordination center (CIRT/CC) as a sector CIRT for the academic institutions. KENET promotes use of ICT in Teaching, Learning and Research in Higher Education Institutions in Kenya. KENET aims to interconnect all the Universities, Tertiary and Research Institutions in Kenya by setting up a cost effective and sustainable private network with high speed access to the global Internet. KENET also facilitates electronic communication among students and faculties in member institutions, share learning and teaching resources by collaboration in Research and Development of Educational content.