5.7

CVE-2025-59730

Heap-buffer-overflow write in FFmpeg SANM decoding due to lack of bounds-checking in old_codec48

When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the buffer allocated for it.

Frames encoded with codec 48 can specify their resolution (width x height). A buffer of appropriate size is allocated depending on the resolution.

This codec can encode the frame contents using a run-length encoding algorithm. There are no checks that the decoded frame fits in the allocated buffer, leading to a heap-buffer-overflow.

process_frame_obj initializes the buffers based on the frame resolution:



We recommend upgrading to version 8.0 or beyond.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerFFmpeg
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Produkt FFmpeg
Default Statusunaffected
Version 829680f96a7a7ff02d1543895ec0fb713309d5c0
Version < 8.0
Status affected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.02% 0.053
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
cve-coordination@google.com 5.7 0 0
CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.