CVE-2021-27186

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Source
https://cve.org/CVERecord?id=CVE-2021-27186
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-27186.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-27186
Aliases
Published
2021-02-10T22:15:13.877Z
Modified
2026-04-10T04:31:28.430590Z
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

Fluent Bit 1.6.10 has a NULL pointer dereference when an flbmalloc return value is not validated by flbavro.c or http_server/api/v1/metrics.c.

References

Affected packages

Git / github.com/fluent/fluent-bit

Affected ranges

Type
GIT
Repo
https://github.com/fluent/fluent-bit
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
804f2af1002b9608a8a2994233583eaf22ad45ba
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.6.10"
        }
    ]
}

Affected versions

0.*
0.13-dev-0.10
0.13-dev-0.11
0.13-dev-0.12
0.13-dev-0.13
0.13-dev-0.14
0.13-dev-0.15
0.13-dev-0.16
0.13-dev-0.17
0.13-dev-0.18
0.13-dev-0.4
0.13-dev-0.9
v0.*
v0.10.0
v0.11.0
v0.12.0
v0.12.1
v0.12.2
v0.12.3
v0.12.4
v0.13.0
v0.14.0
v0.3
v0.4
v0.5
v0.5.1
v0.6.0
v0.7.0
v0.8.0
v0.8.1
v0.8.2
v0.9.0
v1.*
v1.0.0
v1.1.0
v1.2.0
v1.3.0
v1.4.0
v1.5.0
v1.6.0
v1.6.1
v1.6.10
v1.6.2
v1.6.3
v1.6.4
v1.6.5
v1.6.6
v1.6.7
v1.6.8
v1.6.9

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-27186.json"