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Ubuntu.comUB:CVE-2019-20393HistoryJan 22, 2020 - 12:00 a.m.
CVE-2019-20393
2020-01-2200:00:00
ubuntu.com
ubuntu.com
6
0.006 Low
EPSS
Percentile
79.3%
A double-free is present in libyang before v1.0-r1 in the function
yyparse() when an empty description is used. Applications that use libyang
to parse untrusted input yang files may be vulnerable to this flaw, which
would cause a crash or potentially code execution.
References
bugzilla.redhat.com/show_bug.cgi?id=1793930
github.com/CESNET/libyang/commit/d9feacc4a590d35dbc1af21caf9080008b4450ed
github.com/CESNET/libyang/compare/v0.16-r3...v1.0-r1
github.com/CESNET/libyang/issues/742
launchpad.net/bugs/cve/CVE-2019-20393
nvd.nist.gov/vuln/detail/CVE-2019-20393
security-tracker.debian.org/tracker/CVE-2019-20393
www.cve.org/CVERecord?id=CVE-2019-20393
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