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CVE-2020-12762

CVE-2020-12762

CVSS 7.8 HIGHEPSS 1.9%CWE-787
json-c through 0.14 has an integer overflow and out-of-bounds write via a large JSON file, as demonstrated by printbuf_memappend.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Productos afectados
n/a · n/a

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Referencias
https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdfhttps://github.com/json-c/json-c/pull/592https://github.com/rsyslog/libfastjson/issues/161https://lists.debian.org/debian-lts-announce/2020/05/msg00032.htmlhttps://lists.debian.org/debian-lts-announce/2020/05/msg00034.htmlhttps://lists.debian.org/debian-lts-announce/2020/07/msg00031.htmlhttps://lists.debian.org/debian-lts-announce/2023/06/msg00023.htmlhttps://lists.debian.org/debian-lts-announce/2025/07/msg00021.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBR36IXYBHITAZFB5PFBJTED22WO5ONB/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CQQRRGBQCAWNCCJ2HN3W5SSCZ4QGMXQI/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W226TSCJBEOXDUFVKNWNH7ETG7AR6MCS/https://security.gentoo.org/glsa/202006-13