Mismatched Memory Management Routines vulnerability in Apache Thrift c_glib language bindings
Description
Mismatched Memory Management Routines vulnerability in Apache Thrift c_glib language bindings
AI Analyst Comment
Remediation
Apply vendor security updates immediately. Monitor for exploitation attempts and review access logs.
---METADATA---
VENDOR: Apache Software Foundation
PRODUCT: Apache Thrift
AFFECTED_VERSIONS: 0 up to (excluding) 0.23.0
CONFIDENCE: high
MISSING: none
CREDITS: Hasnain Lakhani (finder); Hasnain Lakhani (remediation developer)
SOURCES_JSON: [{"url":"https://lists.apache.org/thread/lb4j0zyd5f3g36cos0wql925przpnwql","name":null,"tags":["vendor-advisory"]}]
PROFILE: batch@eb21ac00f78b
MODEL: gemini-3.1-flash-lite
GENERATED: 2026-08-29T13:56:39.687Z
---END_METADATA---
Description Summary:
Apache Thrift c_glib language bindings are vulnerable to a mismatched memory management issue, allowing unauthenticated attackers to cause a denial of service via specially crafted requests.
Executive Summary:
A memory management vulnerability in Apache Thrift allows unauthenticated remote attackers to crash affected services, resulting in a denial of service.
Vulnerability Details
CVE-ID: CVE-2025-48431
Affected Software: Apache Software Foundation Apache Thrift
Affected Versions: 0 up to (excluding) 0.23.0
Vulnerability: This vulnerability involves mismatched memory management routines within the c_glib language bindings. An unauthenticated attacker can send specially crafted requests that trigger an invalid pointer error, causing the Thrift server to crash.
Business Impact
The exploitation of this vulnerability results in a denial of service, which can disrupt critical business operations relying on Thrift for inter-service communication. With a CVSS score of 7.5, the vulnerability is classified as High severity due to its potential to cause significant service instability. The ability for unauthenticated attackers to trigger this condition remotely poses a substantial risk to system availability and reliability.
Remediation Plan
Immediate Action: Upgrade to Apache Thrift version 0.23.0 or later to apply the necessary memory management fixes.
Proactive Monitoring: Monitor system logs for abnormal service termination patterns or frequent "free(): invalid pointer" error messages indicative of exploitation attempts.
Compensating Controls: Implement network-level rate limiting or a Web Application Firewall (WAF) to filter malformed or suspicious traffic directed at Thrift-based endpoints.
Exploitation Status
Public Exploit Available: Unknown
Analyst Notes: As of April 30, 2026, there is no public information indicating active exploitation or a public proof-of-concept for this vulnerability. The flaw is fundamentally an availability issue that requires only minimal attacker effort to trigger, making it a priority for environments utilizing c_glib bindings.
Analyst Recommendation
Given the high CVSS severity and the ease with which a remote, unauthenticated attacker can crash services, administrators should prioritize updating to version 0.23.0. Patching is the only definitive way to resolve the underlying memory management flaw and restore service stability.