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CVE-2017-16516

Status Candidate

Overview

In the yajl-ruby gem 1.3.0 for Ruby, when a crafted JSON file is supplied to Yajl::Parser.new.parse, the whole ruby process crashes with a SIGABRT in the yajl_string_decode function in yajl_encode.c. This results in the whole ruby process terminating and potentially a denial of service.

Related Files

Ubuntu Security Notice USN-6233-2
Posted Dec 15, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6233-2 - USN-6233-1 fixed vulnerabilities in YAJL. This update provides the corresponding updates for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. It was discovered that YAJL was not properly performing bounds checks when decoding a string with escape sequences. If a user or automated system using YAJL were tricked into processing specially crafted input, an attacker could possibly use this issue to cause a denial of service .

tags | advisory, denial of service, vulnerability
systems | linux, ubuntu
advisories | CVE-2017-16516, CVE-2022-24795, CVE-2023-33460
SHA-256 | 1a79b120418384147adf55646f48f838ca04a6cd9e3d760d119309f406d0434a
Ubuntu Security Notice USN-6233-1
Posted Jul 19, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6233-1 - It was discovered that YAJL was not properly performing bounds checks when decoding a string with escape sequences. If a user or automated system using YAJL were tricked into processing specially crafted input, an attacker could possibly use this issue to cause a denial of service. It was discovered that YAJL was not properly handling memory allocation when dealing with large inputs, which could lead to heap memory corruption. If a user or automated system using YAJL were tricked into running a specially crafted large input, an attacker could possibly use this issue to cause a denial of service.

tags | advisory, denial of service
systems | linux, ubuntu
advisories | CVE-2017-16516, CVE-2022-24795, CVE-2023-33460
SHA-256 | dc76af79630bbfeaaf462528d36963309713ef6633d5dd1d737257cd112afad5
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