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CVE-2018-20431

Status Candidate

Overview

GNU Libextractor through 1.8 has a NULL Pointer Dereference vulnerability in the function process_metadata() in plugins/ole2_extractor.c.

Related Files

Ubuntu Security Notice USN-4641-1
Posted Nov 24, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4641-1 - It was discovered that Libextractor incorrectly handled zero sample rate. An attacker could possibly use this issue to cause a denial of service. It was discovered that Libextractor incorrectly handled certain FLAC metadata. An attacker could possibly use this issue to cause a denial of service. It was discovered that Libextractor incorrectly handled certain specially crafted files. An attacker could possibly use this issue to cause a denial of service. Various other issues were also addressed.

tags | advisory, denial of service
systems | linux, ubuntu
advisories | CVE-2017-15266, CVE-2017-15267, CVE-2017-15601, CVE-2017-15602, CVE-2017-15922, CVE-2017-17440, CVE-2018-14346, CVE-2018-14347, CVE-2018-20431
SHA-256 | 5352ee994314ed020f2d2fc940e7774d864f1c4317a46818006d8a4604874f59
Debian Security Advisory 4361-1
Posted Dec 29, 2018
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4361-1 - Several vulnerabilities were discovered in libextractor, a library to extract arbitrary meta-data from files, which may lead to denial of service or memory disclosure if a malformed OLE file is processed.

tags | advisory, denial of service, arbitrary, vulnerability
systems | linux, debian
advisories | CVE-2018-20430, CVE-2018-20431
SHA-256 | d950b4d7929cb9669efb988cbc5ec89d3abe6ef04b39e103580b0ad68bfa6007
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