CVEvulnerability
CVE-2020-35963
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-01-03
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-787
Description
flb_gzip_compress in flb_gzip.c in Fluent Bit before 1.6.4 has an out-of-bounds write because it does not use the correct calculation of the maximum gzip data-size expansion.
Affected configurations
• treasuredata fluent bit (< 1.6.4)
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27261 Exploit, Issue Tracking, Third Party Advisory
- https://fluentbit.io/announcements/v1.6.4/ Release Notes, Vendor Advisory
- https://github.com/fluent/fluent-bit/commit/cadff53c093210404aed01c4cf586adb8caa07af Patch, Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27261 Exploit, Issue Tracking, Third Party Advisory
- https://fluentbit.io/announcements/v1.6.4/ Release Notes, Vendor Advisory
- https://github.com/fluent/fluent-bit/commit/cadff53c093210404aed01c4cf586adb8caa07af Patch, Third Party Advisory