CVE-2021-28903

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Source
https://cve.org/CVERecord?id=CVE-2021-28903
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-28903.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-28903
Downstream
Related
Published
2021-05-20T19:15:07.637Z
Modified
2026-03-13T01:58:54.079718Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A stack overflow in libyang <= v1.0.225 can cause a denial of service through function lyxmlparsemem(). lyxmlparseelem() function will be called recursively, which will consume stack space and lead to crash.

References

Affected packages

Git / github.com/cesnet/libyang

Affected ranges

Type
GIT
Repo
https://github.com/cesnet/libyang
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
8e9f87949974c7b2c6dc5e830c0e78e4160fbc50
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.0.225"
        }
    ]
}

Affected versions

v0.*
v0.11-r1
v0.11-r2
v0.12-r1
v0.12-r2
v0.13-r1
v0.13-r2
v0.14-r1
v0.15-r1
v0.16-r1
v0.16-r2
v0.16-r3
v1.*
v1.0-r1
v1.0-r2
v1.0-r3
v1.0-r4
v1.0-r5
v1.0.109
v1.0.130
v1.0.167
v1.0.176
v1.0.184
v1.0.215
v1.0.225

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-28903.json"