Unrated
UNKNOWN READ in unsigned long Assimp::StreamReader::Get
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=499121788 ``` Crash type: UNKNOWN READ Crash state: unsigned long Assimp::StreamReader::Get bool Assimp::Blender::Structure::ResolvePointer
Announced Group revision 1
Original source ↗OSV-2026-521
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:OSV-2026-521
assimp
Source reference: /affected/0/package/name
- Affected versions
- master
Source reference:
/affected/0/versionsv6.0.3Source reference:
/affected/0/versionsv6.0.4Source reference:
/affected/0/versionsv6.0.5Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"repo": "https://github.com/assimp/assimp.git",
"type": "GIT",
"events": [
{
"introduced": "72b9939b9f5a34d155b5b11b61f4474f1176d51a"
},
{
"introduced": "fee5c267e764abaacbf8de6a764da6ca7a0292bd"
},
{
"fixed": "3fddcfcc05ee6073853a01d6f133e01f3d9743c7"
}
]
}
],
"package": {
"name": "assimp",
"purl": "pkg:generic/assimp",
"ecosystem": "OSS-Fuzz"
},
"versions": [
"master",
"v6.0.3",
"v6.0.4",
"v6.0.5"
],
"database_specific": {
"source": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/assimp/OSV-2026-521.yaml",
"fixed_range": "a4eff9f89585c590d7b43daf5065f7bdf398bbc6:3fddcfcc05ee6073853a01d6f133e01f3d9743c7",
"introduced_range": "4c8a3bd39c449eba1b07f81fd4177ad938a7fd93:69f8eb21fd1da5688523986cc911346c333806c2"
},
"ecosystem_specific": {
"severity": "MEDIUM"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #13810 · Revision 1
- Added to Heist Feed
- Publisher date