OSV-2026-824

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Import Source
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/opensc/OSV-2026-824.yaml
JSON Data
https://api.osv.dev/v1/vulns/OSV-2026-824
Published
2026-05-29T00:09:49.736717Z
Modified
2026-05-29T00:09:49.737006Z
Summary
Stack-buffer-overflow in coolkey_rsa_op
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=517058311

Crash type: Stack-buffer-overflow READ {*}
Crash state:
coolkey_rsa_op
coolkey_compute_crypt
sc_compute_signature
References

Affected packages

OSS-Fuzz / opensc

Package

Name
opensc
Purl
pkg:generic/opensc

Affected ranges

Ecosystem specific

{
    "severity": "MEDIUM"
}

Database specific

introduced_range
"d9cea5646972595c7658bd5c4a3cc5b32fe64c73:95ae550858fc0a808e4f6d6d3c6007cc9f15cc11"
fixed_range
"bc2c29c4b3f205c00ca132491d577adab964e569:4fa2c65b0950e72f687f23936e465850772791e8"
source
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/opensc/OSV-2026-824.yaml"