CVE-2026-49158: Apache Thrift: Ruby THeaderTransport ZLIB Decompression Bomb
Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Apache Thrift Ruby bindings.
This issue affects Apache Thrift: before 0.24.0.
Users are recommended to upgrade to version 0.24.0, which fixes the issue.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Apache Thrift Ruby bindings (THeaderTransport)to a version that resolves this vulnerability.Fixed in 0.24.0
Event History
Frequently Asked Questions
What is the severity of CVE-2026-49158?
CVE-2026-49158 is classified as a critical vulnerability due to its potential to cause denial-of-service through resource exhaustion.
How do I fix CVE-2026-49158?
To fix CVE-2026-49158, update Apache Thrift to the latest version that includes the patched ZLIB decompression functionality.
What systems are affected by CVE-2026-49158?
CVE-2026-49158 affects systems using the Ruby implementation of Apache Thrift with ZLIB compression enabled.
Can CVE-2026-49158 be exploited remotely?
Yes, CVE-2026-49158 can be exploited remotely, allowing attackers to send specially crafted data to the affected application.
What are the potential impacts of CVE-2026-49158?
The potential impacts of CVE-2026-49158 include service disruption and resource exhaustion, leading to denial-of-service conditions.