CVE-2021-28902
HIGH
7.5
CVSS Score
Published: May 20, 2021 at 06:36 PM UTC
Updated: June 17, 2026 at 03:47 AM UTC
1 product affected across 1 vendorLibyang
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Severity
HIGH7.5
Exploit prediction
EPSS 2%
Description
In function read_yin_container() 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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_CONFIRMExploitIssue TrackingThird Party Advisory
Source: [email protected]
https://github.com/CESNET/libyang/issues/1454Vendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/202107-54CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-252
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