CVE-2021-28903

High

Description

A stack overflow in libyang <= v1.0.225 can cause a denial of service through function lyxml_parse_mem(). lyxml_parse_elem() function will be called recursively, which will consume stack space and lead to crash.

SeverityHigh

CVSS7.5

Exploit probability—

ProductCesnet Libyang

PublishedMay 20, 2021

First seenMay 20, 2021

How to fix

Vendor advisories

security.gentoo.org/glsa/202107-54

Affected products

Product	Affected versions	Fixed in
cesnet libyang	v ≤ 1.0.225	—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.