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Vulnerability DatabaseCVE-2022-43282

CVE-2022-43282: 
NixOS vulnerability analysis and mitigation

Overview

wasm-interp v1.0.29 was discovered to contain an out-of-bounds read vulnerability in the OnReturnCallIndirectExpr->GetReturnCallDropKeepCount component. The vulnerability was disclosed in September 2022 and affects the WebAssembly Binary Toolkit (WABT) (GitHub Issue).

Technical details

The vulnerability is classified as an out-of-bounds read issue with a CVSS v3.1 base score of 7.1 (HIGH). The attack vector is local (AV:L), with low attack complexity (AC:L), requires no privileges (PR:N), needs user interaction (UI:R), has an unchanged scope (S:U), and can result in high confidentiality and availability impact (C:H, A:H) with no integrity impact (I:N) (NVD Database).

Impact

The vulnerability can lead to unauthorized memory access and potential system crashes. When exploited, it can cause a denial of service condition through segmentation faults and potentially expose sensitive information through memory reads (NVD Database).

Mitigation and workarounds

The issue has been fixed in versions after 1.0.29. Debian has addressed this in version 1.0.30-1 for the unstable distribution. Users are recommended to upgrade to the fixed version (Debian Security).

Additional resources

Source: This report was generated using AI

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