Out-of-bounds Write Affecting json-c-doc package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.9% (79th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-RHEL7-JSONCDOC-1392426
  • published26 Jul 2021
  • disclosed2 May 2020

Introduced: 2 May 2020

CVE-2020-12762  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 json-c-doc.

NVD Description

Note: Versions mentioned in the description apply only to the upstream json-c-doc package and not the json-c-doc package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

json-c through 0.14 has an integer overflow and out-of-bounds write via a large JSON file, as demonstrated by printbuf_memappend.

References

CVSS Base Scores

version 3.1