CVE-2021-28906

HIGH

7.5

Description

In function read_yin_leaf() in libyang <= v1.0.225, it doesn't check whether the value of retval->ext[r] is NULL. In some cases, it can be NULL, which leads to the operation of retval->ext[r]->flags that results in a crash.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published5/20/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

cesnet:libyang

Weaknesses (CWE)

CWE-252

References

https://github.com/CESNET/libyang/issues/1455(cve@mitre.org)

https://security.gentoo.org/glsa/202107-54(cve@mitre.org)

https://github.com/CESNET/libyang/issues/1455(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202107-54(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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