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CVE-2026-55211

surfio IRAP header size fields cause out-of-bounds reads

CVSS 3.0 9.8 CRITICALCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-55211

Published

Surfio is a library for reading and writing surface files. Prior to 0.0.19, surfio does not correctly validate size fields in IRAP files, leading to a buffer overflow when untrusted files are parsed. The severity assumes surfio is used to parse untrusted files in a networking context such as a web service. This issue is fixed in version 0.0.19.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-55211

Published

surfio

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "equinor",
                    "product": "surfio",
                    "versions": [
                        {
                            "version": "< 0.0.19",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON