Critical severity9.8NVD Advisory· Published Aug 18, 2026· Updated Aug 18, 2026

surfio has an out-of-bounds read

CVE-2026-55211

Description

Impact

Prior to version 0.0.19, surfio would not correctly validate size fields in irap files, leading to a buffer overflow . The severity rating assumes that surfio is used to parse untrused files in a networking context such as a web service.

Patches

The bug has been patched in version 0.0.19

Affected products

Surfio/surfiollm-create
Range: <0.0.19
ghsa-coords
pkg:pypi/surfio
Range: < 0.0.19

Patches

Vulnerability mechanics

References

github.com/advisories/GHSA-rcr2-hggw-43wmghsaADVISORY
github.com/equinor/surfio/commit/1619750bce28e39c4f378d2fb6d28b72380a12aaghsa
github.com/equinor/surfio/pull/86ghsa
github.com/equinor/surfio/releases/tag/0.0.19ghsa
github.com/equinor/surfio/security/advisories/GHSA-rcr2-hggw-43wmghsa

News mentions

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cvss	0.585
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000