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

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-55211
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-15 16:17:14 UTC
Updated2026-09-30 17:51:56 UTC
DescriptionSurfio 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.

Risk And Classification

Primary CVSS: v3.0 9.8 CRITICAL from [email protected]

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.007440000 probability, percentile 0.544640000 (date 2026-10-26)

Problem Types: CWE-125 | CWE-125 CWE-125: Out-of-bounds Read

VersionSourceTypeScoreSeverityVector
3.0[email protected]Secondary9.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.0CNADECLARED9.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Equinor Surfio affected < 0.0.19 Not specified

References

ReferenceSourceLinkTags
github.com/equinor/surfio/releases/tag/0.0.19 [email protected] github.com
github.com/equinor/surfio/commit/1619750bce28e39c4f378d2fb6d28b72380a12aa [email protected] github.com
github.com/equinor/surfio/security/advisories/GHSA-rcr2-hggw-43wm [email protected] github.com
github.com/equinor/surfio/commit/e009c0cad145484f854aeb22d1979f9216b291db [email protected] github.com
github.com/equinor/surfio/pull/86 [email protected] github.com
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