CVE-2022-23459

Double free or Use after Free in Value class of Jsonxx

Description

Jsonxx or Json++ is a JSON parser, writer and reader written in C++. In affected versions of jsonxx use of the Value class may lead to memory corruption via a double free or via a use after free. The value class has a default assignment operator which may be used with pointer types which may point to alterable data where the pointer itself is not updated. This issue exists on the current commit of the jsonxx project. The project itself has been archived and updates are not expected. Users are advised to find a replacement.

Category

8.1
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.10%
Affected: hjiang Jsonxx
Published at:
Updated at:

References

Link Tags
https://securitylab.github.com/advisories/GHSL-2022-048_Jsonxx broken link

Frequently Asked Questions

What is the severity of CVE-2022-23459?
CVE-2022-23459 has been scored as a high severity vulnerability.
How to fix CVE-2022-23459?
To fix CVE-2022-23459, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-23459 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-23459 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-23459?
CVE-2022-23459 affects hjiang Jsonxx.
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