CVE-2021-42612: Use After Free
Published May 24, 2022
·Updated
A use after free in cleanupindex in index.c in Halibut 1.2 allows an attacker to cause a segmentation fault or possibly have other unspecified impact via a crafted text document.
Affected Software
2 affected components
Halibut Project Halibut=1.2
Fedoraproject Fedora=35
Event History
May 24, 2022
CVE Published
via MITRE·06:02 PM
Data Sourced
via MITRE·06:02 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2021-42612?
CVE-2021-42612 is considered a high severity vulnerability due to its potential to cause a segmentation fault and other unspecified impacts.
2
Which software versions are affected by CVE-2021-42612?
CVE-2021-42612 affects Halibut version 1.2 and Fedora version 35.
3
What type of vulnerability is CVE-2021-42612?
CVE-2021-42612 is categorized as a use-after-free vulnerability.
4
How can CVE-2021-42612 be exploited?
CVE-2021-42612 can be exploited via a crafted text document that triggers a use-after-free condition in the application.
5
How do I fix CVE-2021-42612?
To fix CVE-2021-42612, update Halibut to a patched version or apply relevant security updates from your operating system vendor.