CVE-2026-11463
Description
A security flaw has been identified in the USCiLab Cereal library that could affect the security and stability of applications utilizing it.
Statement
This Important vulnerability in the cereal library's Shared Pointer Handler allows a remote attacker to trigger type confusion. The publicly disclosed exploit could lead to information disclosure, data integrity issues, or a denial of service, impacting systems that process untrusted serialized data using cereal.
Mitigation
Since the vulnerability is triggered by processing malicious payloads, immediately restrict network access or input mechanisms that allow unauthenticated or untrusted sources to submit serialized data to the affected applications.
Understanding the Weakness (CWE)
Availability,Integrity,Confidentiality
Technical Impact: Read Memory; Modify Memory; Execute Unauthorized Code or Commands; DoS: Crash, Exit, or Restart
When a memory buffer is accessed using the wrong type, it could read or write memory out of the bounds of the buffer, if the allocated buffer is smaller than the type that the code is attempting to access, leading to a crash and possibly code execution.
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