Cloud Vulnerability DB
An open project to list all known cloud vulnerabilities and Cloud Service Provider security issues
Vulnerability DatabaseCVE-2021-32256
CVE-2021-32256:
NixOS vulnerability analysis and mitigation
Overview
A stack-overflow vulnerability was discovered in GNU libiberty, as distributed in GNU Binutils 2.36. The vulnerability, identified as CVE-2021-32256, specifically affects the demangle_type function in rust-demangle.c. This issue was publicly disclosed on July 18, 2023 (NVD).
Technical details
The vulnerability is characterized as a stack-overflow issue that occurs in the demangle_type function within rust-demangle.c of GNU libiberty. The issue has been assigned a CVSS v3.1 base score of 6.5 (Medium), with a vector string of CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. The vulnerability is classified as CWE-787 (Out-of-bounds Write) (NVD).
Impact
When successfully exploited, this vulnerability can lead to a Denial of Service (DoS) condition. The impact is primarily focused on availability, with no direct effect on confidentiality or integrity (NetApp Advisory).
Mitigation and workarounds
Red Hat Product Security has evaluated this issue and does not consider it to be a vulnerability for their products. Various vendors have different approaches to addressing this issue - some have marked it as 'will not fix' while others are evaluating or have implemented fixes (Red Hat CVE).
Additional resources
Source: This report was generated using AI
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