CVE-2019-20398

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…

published January 22, 2020

CVSS
—
EPSS
2%
Percentile
78.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01818 · 78.6th percentile
Published
2020-01-22T00:00Z
EPSS history
Timeline
  • 22 JAN 00:00Z
    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…
    cvelistv5