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Vulnerability DatabaseCVE-2022-0359
CVE-2022-0359:
NixOS vulnerability analysis and mitigation
Overview
A heap-based buffer overflow vulnerability was discovered in the Vim text editor repository prior to version 8.2. The vulnerability is tracked as CVE-2022-0359 and was discovered in early 2022 (Debian LTS, Vim Commit).
Technical details
The vulnerability occurs when processing data in Ex mode, where improper memory allocation handling could result in a heap buffer overflow. The issue was fixed in Vim patch 8.2.4214 by improving memory allocation and ensuring sufficient buffer space is allocated (Vim Commit).
Impact
If exploited, this vulnerability could allow an attacker to cause a denial of service (application crash) or potentially execute arbitrary code (Broadcom Support).
Exploitability
The vulnerability requires opening a specially crafted file in Vim's Ex mode to trigger the heap buffer overflow condition (Debian LTS).
Mitigation and workarounds
The vulnerability has been fixed in Vim version 8.2.4214 and later. Users should upgrade to a patched version. Multiple Linux distributions have released security updates to address this issue, including Debian and Ubuntu (Debian LTS, Gentoo Security).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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