CVE-2021-28903

Name
CVE-2021-28903
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.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
CONFIRM https://github.com/CESNET/libyang/issues/1453
GENTOO https://security.gentoo.org/glsa/202107-54

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:cesnet:libyang:*:*:*:*:*:*:*:* libyang >= None <= 1.0.225

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
libyang 3.13-community 1.0.184-r1 Christian Franke <nobody@nowhere.ws> fixed
libyang 3.14-community 1.0.215-r1 Christian Franke <nobody@nowhere.ws> fixed