CVE-2020-21047

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2020-21047
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-08-22 19:16:00 UTC
Updated2023-11-07 03:19:00 UTC
DescriptionThe 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.

Risk And Classification

Problem Types: CWE-787

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Elfutils Project Elfutils 0.177 All All All

References

ReferenceSourceLinkTags
[SECURITY] [DLA 3579-1] elfutils security update MLIST lists.debian.org
25068 – Several crashes inside libasm MISC sourceware.org
sourceware.org Git - elfutils.git/commitdiff sourceware.org
sourceware.org Git - elfutils.git/commitdiff MISC sourceware.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 356147 Amazon Linux Security Advisory for elfutils : ALAS2-2023-2259
  • 6000096 Debian Security Update for elfutils (DLA 3579-1)

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report