QID 356147

Date Published: 2023-09-25

QID 356147: Amazon Linux Security Advisory for elfutils : ALAS2-2023-2259

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. (
( CVE-2020-21047)

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

CVSS V3 rated as Medium - 5.5 severity.

CVSS V2 rated as Medium - 5.4 severity.

Solution

Please refer to Amazon advisory: ALAS2-2023-2259 for affected packages and patching details, or update with your package manager.

Vendor References

ALAS2-2023-2259 - alas.aws.amazon.com/AL2/ALAS-2023-2259.html

CVEs related to QID 356147

CVE-2020-21047 |

Software Advisories

Advisory ID	Software	Component	Link
ALAS2-2023-2259	amazon linux 2		alas.aws.amazon.com/AL2/ALAS-2023-2259.html

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