CVE-2025-13763 (GCVE-0-2025-13763)
Vulnerability from cvelistv5
Published
2026-04-23 12:27
Modified
2026-04-23 14:05
Severity ?
VLAI Severity ?
EPSS score ?
Summary
Multiple uses of uninitialized variables were found in libopensc that may lead to information disclosure or application crash. An attack requires a crafted USB device or smart card that would present the system with specially crafted responses to the APDUs
References
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Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OpenSC | OpenSC |
Version: 0 ≤ |
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"timestamp": "2026-04-23T14:04:28.240123Z",
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"description": "CWE-457 Use of Uninitialized Variable",
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"vectorString": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H",
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"time": "2025-11-27T14:28:07.219Z",
"value": "Reported to Red Hat."
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{
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"time": "2026-04-23T12:09:46.867Z",
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"title": "Libopensc: opensc: multiple uses of uninitialized variable",
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"lang": "en",
"value": "To mitigate this issue, avoid connecting untrusted USB devices or smart cards to systems running affected versions of Red Hat Enterprise Linux. This operational control reduces the risk of an attacker presenting a specially crafted device to exploit the uninitialized variable flaws in `libopensc`."
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],
"x_generator": {
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"datePublished": "2026-04-23T12:27:41.820Z",
"dateReserved": "2025-11-27T14:35:05.731Z",
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"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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