CVE-2026-112010
Medium
Description
smpeg through 2.0.0 contains an integer underflow vulnerability in stream_header() in MPEGsystem.cpp that allows attackers to wrap packet_size by declaring an undersized packet length. Attackers can supply a crafted MPEG file opened via SMPEG_new, SMPEG_new_rwops or SMPEG_new_data to trigger a reachable assertion or out-of-bounds copy, crashing the application.
SeverityMedium
CVSS5.5
Exploit probability—
ProductIcculus Smpeg
PublishedOct 18, 2026
First seenOct 18, 2026
Weakness typeCWE-191CWE-191
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| icculus smpeg | v ≤ 2.0.0 | — |
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