CVE-2021-42780
First published: Wed Oct 20 2021(Updated: )
A use after return issue was found in Opensc before version 0.22.0 in insert_pin function that could potentially crash programs using the library.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Opensc Project Opensc | <0.22.0 | |
| Fedoraproject Fedora | =33 | |
| Redhat Enterprise Linux | =7.0 | |
| redhat/opensc | <0.22.0 | 0.22.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2021-42780?
CVE-2021-42780 is a vulnerability in Opensc before version 0.22.0 that could potentially crash programs using the library.
How severe is CVE-2021-42780?
CVE-2021-42780 has a severity score of 5.3, which is considered medium.
What is the affected software for CVE-2021-42780?
The affected software includes Opensc before version 0.22.0, Fedora 33, Red Hat Enterprise Linux 7.0, and the redhat/opensc package.
How can I fix CVE-2021-42780?
To fix CVE-2021-42780, you should update Opensc to version 0.22.0 or later.
Where can I find more information about CVE-2021-42780?
You can find more information about CVE-2021-42780 in the referenced links: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28383, https://bugzilla.redhat.com/show_bug.cgi?id=2016139, and https://github.com/OpenSC/OpenSC/commit/5df913b7.
- collector/nvd-index
- agent/type
- agent/softwarecombine
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/author
- agent/references
- agent/weakness
- agent/remedy
- agent/last-modified-date
- agent/description
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2021-42780
- agent/software-canonical-lookup
- agent/event
- agent/tags
- agent/trending
- vendor/opensc project
- canonical/opensc project opensc
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/33
- vendor/redhat
- canonical/redhat enterprise linux
- version/redhat enterprise linux/7.0
- package-manager/redhat