CVE-2021-28903

Published: May 20, 2021Modified: Nov 21, 2024

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: NVD

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.

Affected (1)

Products: Cesnet: Libyang

Cesnet

1 product

Libyang

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Cesnet Libyang	Up to 1.0.225

Related CWEs

CWE-674

Uncontrolled Recursion

The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.

References (4)

https://github.com/CESNET/libyang/issues/1453

Source: cve@mitre.org

ExploitIssue TrackingThird Party Advisory

https://security.gentoo.org/glsa/202107-54

Source: cve@mitre.org

Third Party Advisory

https://github.com/CESNET/libyang/issues/1453

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitIssue TrackingThird Party Advisory

https://security.gentoo.org/glsa/202107-54

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

Timeline

No history available yet.