Apache Avro Java SDK vulnerable to Improper Input Validation
When deserializing untrusted or corrupted data, it is possible for a reader to consume memory beyond the allowed constraints and thus lead to out of memory on the system.
This issue affects Java applications using Apache Avro Java SDK up to and including 1.11.2. Users should update to apache-avro version 1.11.3 which addresses this issue.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.apache.avro:avro | < 1.11.3 | 1.11.3 |
| Python (PyPI) | avro | < 1.11.3 | 1.11.3 |
References
- https://lists.apache.org/thread/q142wj99cwdd0jo5lvdoxzoymlqyjdds
- http://www.openwall.com/lists/oss-security/2023/09/29/6
- https://nvd.nist.gov/vuln/detail/CVE-2023-39410
- https://github.com/apache/avro/commit/a12a7e44ddbe060c3dc731863cad5c15f9267828
- https://github.com/apache/avro
- https://github.com/pypa/advisory-database/tree/main/vulns/avro/PYSEC-2023-188.yaml
- https://issues.apache.org/jira/browse/AVRO-3819
- https://security.netapp.com/advisory/ntap-20240621-0006
- https://www.openwall.com/lists/oss-security/2023/09/29/6
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
CWE-20, CWE-502- Platform
- Java / Kotlin (Maven), Python (PyPI)
- Package
org.apache.avro:avro, avro- Disclosed
- 29.09.2023
- Updated
- 11.10.2026 13:20
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2023-188 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-rhrv-645h-fjfh - CC BY 4.0
Vulnerability history: org.apache.avro:avro
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 09.2023 10.2024
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 1
Disclosures per year
- 2023: 1
- 2024: 1
- 2025: 0
- 2026: 0
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