Libopensc: heap buffer overflow in openpgp driver when generating key

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Summary

CVECVE-2024-8443
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-09-10 14:15:13 UTC
Updated2026-06-25 07:16:43 UTC
DescriptionA heap-based buffer overflow vulnerability was found in the libopensc OpenPGP driver. A crafted USB device or smart card with malicious responses to the APDUs during the card enrollment process using the `pkcs15-init` tool may lead to out-of-bound rights, possibly resulting in arbitrary code execution.

Risk And Classification

Primary CVSS: v3.1 2.9 LOW from [email protected]

CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

EPSS: 0.003100000 probability, percentile 0.226540000 (date 2026-06-25)

Problem Types: CWE-122 | CWE-787 | CWE-122 Heap-based Buffer Overflow

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary2.9LOWCVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
3.1[email protected]Secondary2.9LOWCVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
3.1CNACVSS2.9LOWCVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Physical
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Opensc Project Opensc - All All All
Operating System Redhat Enterprise Linux 7.0 All All All
Operating System Redhat Enterprise Linux 8.0 All All All
Operating System Redhat Enterprise Linux 9.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Red Hat Red Hat Enterprise Linux 10 Not specified Not specified
CNA Red Hat Red Hat Enterprise Linux 7 Not specified Not specified
CNA Red Hat Red Hat Enterprise Linux 8 Not specified Not specified
CNA Red Hat Red Hat Enterprise Linux 9 Not specified Not specified
CNA Red Hat Red Hat In-Vehicle Operating System 1 Not specified Not specified

References

ReferenceSourceLinkTags
access.redhat.com/security/cve/CVE-2024-8443 [email protected] access.redhat.com Vendor Advisory
bugzilla.redhat.com/show_bug.cgi [email protected] bugzilla.redhat.com Issue Tracking, Vendor Advisory
lists.debian.org/debian-lts-announce/2024/12/msg00026.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

SourceTimeEvent
CNA2024-09-06T19:58:04.234ZReported to Red Hat.
CNA2024-09-04T00:00:00.000ZMade public.
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