vulnerability
Amazon Linux AMI 2: CVE-2020-21047: Security patch for elfutils (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:M/Au:N/C:N/I:N/A:C) | Aug 22, 2023 | Sep 21, 2023 | May 20, 2026 |
Severity
5
CVSS
(AV:L/AC:M/Au:N/C:N/I:N/A:C)
Published
Aug 22, 2023
Added
Sep 21, 2023
Modified
May 20, 2026
Description
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.
Solutions
amazon-linux-ami-2-upgrade-elfutilsamazon-linux-ami-2-upgrade-elfutils-debuginfoamazon-linux-ami-2-upgrade-elfutils-default-yama-scopeamazon-linux-ami-2-upgrade-elfutils-develamazon-linux-ami-2-upgrade-elfutils-devel-staticamazon-linux-ami-2-upgrade-elfutils-libelfamazon-linux-ami-2-upgrade-elfutils-libelf-develamazon-linux-ami-2-upgrade-elfutils-libelf-devel-staticamazon-linux-ami-2-upgrade-elfutils-libs
Rapid7 Labs
2026 Global Threat Landscape Report
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