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Ubuntu.comUB:CVE-2019-20398HistoryJan 22, 2020 - 12:00 a.m.
CVE-2019-20398
2020-01-2200:00:00
ubuntu.com
ubuntu.com
7
0.003 Low
EPSS
Percentile
67.6%
A NULL pointer dereference is present in libyang before v1.0-r3 in the
function lys_extension_instances_free() due to a copy of unresolved
extensions in lys_restr_dup(). Applications that use libyang to parse
untrusted input yang files may crash.
References
bugzilla.redhat.com/show_bug.cgi?id=1793935
github.com/CESNET/libyang/commit/7852b272ef77f8098c35deea6c6f09cb78176f08
github.com/CESNET/libyang/compare/v1.0-r2...v1.0-r3
github.com/CESNET/libyang/issues/773
launchpad.net/bugs/cve/CVE-2019-20398
nvd.nist.gov/vuln/detail/CVE-2019-20398
security-tracker.debian.org/tracker/CVE-2019-20398
www.cve.org/CVERecord?id=CVE-2019-20398
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