CVE-2021-27186
Summary
| CVE | CVE-2021-27186 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-02-10 22:15:00 UTC |
| Updated | 2021-02-16 20:42:00 UTC |
| Description | Fluent Bit 1.6.10 has a NULL pointer dereference when an flb_malloc return value is not validated by flb_avro.c or http_server/api/v1/metrics.c. |
Risk And Classification
Problem Types: CWE-476
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Treasuredata | Fluent Bit | 1.6.10 | All | All | All |
| Application | Treasuredata | Fluent Bit | 1.6.10 | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| NULL dereference on memory allocation error (src/ flb_avro) · Issue #3044 · fluent/fluent-bit · GitHub | MISC | github.com | Exploit, Third Party Advisory |
| http_server: v1: metrics: fix potential SIGSEGV by memory allocation errors by yongtang · Pull Request #3047 · fluent/fluent-bit · GitHub | MISC | github.com | Patch, Third Party Advisory |
| Add additional check returned from flb_malloc by yongtang · Pull Request #3045 · fluent/fluent-bit · GitHub | MISC | github.com | Exploit, Patch, Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.