vulnerability
Oracle Linux: CVE-2020-12762: ELSA-2021-4382: json-c security and bug fix update (MODERATE) (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:P/I:P/A:P) | May 2, 2020 | Nov 17, 2021 | Dec 3, 2025 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
May 2, 2020
Added
Nov 17, 2021
Modified
Dec 3, 2025
Description
json-c through 0.14 has an integer overflow and out-of-bounds write via a large JSON file, as demonstrated by printbuf_memappend.
A flaw was found in json-c. In printbuf_memappend, certain crafted values can overflow the memory allowing an attacker to write past the memory boundary. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
A flaw was found in json-c. In printbuf_memappend, certain crafted values can overflow the memory allowing an attacker to write past the memory boundary. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Solutions
oracle-linux-upgrade-json-coracle-linux-upgrade-json-c-develoracle-linux-upgrade-json-c-docoracle-linux-upgrade-libfastjsonoracle-linux-upgrade-libfastjson-devel
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