This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2021-28903 →

DEBIAN-CVE-2021-28903

A stack overflow in libyang

Original description

The description as published by the source.

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.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:13 libyang

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2+dfsg-2"}]}]

Debian:14 libyang

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2+dfsg-2"}]}]

References

advisory security-tracker.debian.org