CVE-2021-42778

A heap double free issue was found in Opensc before version 0.22.0 in sc_pkcs15_free_tokeninfo.

CVSS v3.0 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=2016083	Issue Tracking Patch Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28185	Issue Tracking Mailing List Patch Third Party Advisory
https://github.com/OpenSC/OpenSC/commit/f015746d	Patch Third Party Advisory
https://security.gentoo.org/glsa/202209-03	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:opensc_project:opensc:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

Configuration 3 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*

Information

Published : 2022-04-18 10:15

Updated : 2022-09-29 08:59

NVD link : CVE-2021-42778

Mitre link : CVE-2021-42778

JSON object : View

CWE

CWE-415

Double Free

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Products Affected

opensc_project

opensc

redhat

enterprise_linux

fedoraproject

fedora

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