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CVE-2020-21047

5.5 medium SSVC exploitation: poc Modified
NVD · CVE.org

The libcpu component which is used by libasm of elfutils version 0.177 (git 47780c9e), suffers from denial-of-service vulnerability caused by application crashes due to out-of-bounds write (CWE-787), off-by-one error (CWE-193) and reachable assertion (CWE-617); to exploit the vulnerability, the attackers need to craft certain ELF files which bypass the missing bound checks.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 1

  1. First seenCVSS 5.5 · elfutils_projectNVD modified 2026-10-14 10:17

Affected (CPE criteria) 1

  • cpe:2.3:a:elfutils_project:elfutils:0.177:*:*:*:*:*:*:*

References 8