QID 354129

Date Published: 2022-12-08

QID 354129: Amazon Linux Security Advisory for expat : ALAS2-2022-1885

In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared dtd in xml_externalentityparsercreate in out-of-memory situations. (
( CVE-2022-43680)

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 High - 7.5 severity.

CVSS V2 rated as Medium - 5.4 severity.

Solution

Please refer to Amazon advisory: ALAS2-2022-1885 for affected packages and patching details, or update with your package manager.

Vendor References

ALAS2-2022-1885 - alas.aws.amazon.com/AL2/ALAS-2022-1885.html

CVEs related to QID 354129

CVE-2022-43680 |

Software Advisories

Advisory ID	Software	Component	Link
ALAS2-2022-1885	Amazon Linux 2		alas.aws.amazon.com/AL2/ALAS-2022-1885.html

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