CVE-2026-55211

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

Published Sep 15, 2026 CVSS 3.0 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Github GHSA Github GHSA GHSA-rcr2-hggw-43wm surfio has an out-of-bounds read
History
Type Values Removed Values Added
First Time appeared Equinor
Equinor surfio
Vendors & Products Equinor
Equinor surfio
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title surfio IRAP header size fields cause out-of-bounds reads
Weaknesses CWE-125
References
Metrics cvssV3_0

{'score': 9.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Sep 17, 2026, 3:17 PM
Reserved
Jun 16, 2026, 4:16 PM
Status
Deferred
Published
Sep 15, 2026, 4:17 PM
Modified
Sep 30, 2026, 5:51 PM