CVE-2023-2977

CVSS V2 None CVSS V3 None

Description

A vulnerbility was found in OpenSC. This security flaw cause a buffer overrun vulnerability in pkcs15 cardos_have_verifyrc_package. The attacker can supply a smart card package with malformed ASN1 context. The cardos_have_verifyrc_package function scans the ASN1 buffer for 2 tags, where remaining length is wrongly caculated due to moved starting pointer. This leads to possible heap-based buffer oob read. In cases where ASAN is enabled while compiling this causes a crash. Further info leak or more damage is possible.

Overview

CVE ID
CVE-2023-2977

Assigner
redhat

Vulnerability Status
PUBLISHED

Published Version
2023-06-01T00:00:00

Last Modified Date
2023-08-17T18:06:58.134977

Weakness Enumerations

CWE	URL
CWE-119	http://cwe.mitre.org/data/definitions/119.html

References

Reference URL	Reference Tags
https://access.redhat.com/security/cve/CVE-2023-2977
https://bugzilla.redhat.com/show_bug.cgi?id=2211088
https://github.com/OpenSC/OpenSC/issues/2785
https://github.com/OpenSC/OpenSC/pull/2787
https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html	mailing-list
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LAR54OV6EHA56B4XJF6RNPQ4HJ2ITU66/	vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FJD4Q4AJSGE5UIJI7OUYZY4HGGCVYQNI/	vendor-advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2023-2977
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-2977

History

Created	Old Value	New Value	Data Type	Notes
2024-06-24 21:48:11				Added to TrackCVE