vulnerability

Amazon Linux 2023: CVE-2021-45985: Medium priority package update for lua

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Apr 10, 2023
Added
Feb 17, 2025
Modified
Jul 8, 2025

Description

In Lua 5.4.3, an erroneous finalizer called during a tail call leads to a heap-based buffer over-read.
A heap-based buffer overflow issue was found in Lua Interpreter. The vulnerability can be exploited when an erroneous finalizer calls during a tail call with an invalid stack, triggering an out-of-bounds read, leading to a crash or a denial of service.

Solutions

amazon-linux-2023-upgrade-luaamazon-linux-2023-upgrade-lua-debuginfoamazon-linux-2023-upgrade-lua-debugsourceamazon-linux-2023-upgrade-lua-develamazon-linux-2023-upgrade-lua-libsamazon-linux-2023-upgrade-lua-libs-debuginfoamazon-linux-2023-upgrade-lua-static
Title
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