CVE-2019-20792 — Double Free in Project Opensc

CWE-415 — Double FreeCWE-416 — Use After Free9 documents7 sources
Severity
6.8MEDIUMNVD
EPSS
0.2%
top 62.42%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Opensc Project Opensc
Timeline
PublishedApr 29
Latest updateMay 24

Description

OpenSC before 0.20.0 has a double free in coolkey_free_private_data because coolkey_add_object in libopensc/card-coolkey.c lacks a uniqueness check.

CVSS vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 0.9 | Impact: 5.9

Affected Packages2 packages

▶NVDopensc_project/opensc< 0.20.0
▶Debianopensc_project/opensc< 0.20.0-1+3

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-m2w8-wqfw-qchx: OpenSC before 0↗2022-05-24
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OSV
CVE-2019-20792: OpenSC before 0↗2020-04-29
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CVEList
CVE-2019-20792: OpenSC before 0↗2020-04-29
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📋Vendor Advisories

2
Red Hat
opensc: Double free in coolkey_free_private_data in libopensc/card-coolkey.c↗2020-01-04
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Debian
CVE-2019-20792: opensc - OpenSC before 0.20.0 has a double free in coolkey_free_private_data because cool...↗2019
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💬Community

3
Bugzilla
CVE-2019-20792 opensc: Double free in coolkey_free_private_data in libopensc/card-coolkey.c↗2020-05-20
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Bugzilla
CVE-2019-20792 opensc: double free in coolkey_free_private_data in libopensc/card-coolkey.c [fedora-30]↗2020-05-20
▶
Bugzilla
CVE-2019-20792 opensc: double free in coolkey_free_private_data in libopensc/card-coolkey.c [epel-all]↗2020-05-20
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CVE-2019-20792 — Double Free in Opensc Project Opensc | cvebase