Overview
A critical vulnerability, CVE-2025-57613, has been identified in the rust-ffmpeg 0.3.0 library. This vulnerability can potentially allow an attacker to trigger a denial of service condition, thereby compromising the integrity and availability of the affected system. With a CVSS severity score of 7.5, this vulnerability poses a significant threat to all systems and applications that utilize the affected rust-ffmpeg version.
Vulnerability Summary
CVE ID: CVE-2025-57613
Severity: High – CVSS Score 7.5
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise or data leakage
Affected Products
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Product | Affected Versions
rust-ffmpeg | 0.3.0
How the Exploit Works
The vulnerability resides in the `input()` constructor function of the rust-ffmpeg 0.3.0 library. If the `avio_alloc_context()` function call fails and returns NULL, this NULL is then stored and later dereferenced by the Io struct’s Drop implementation. An attacker can exploit this flaw by causing the `avio_alloc_context()` call to fail, hence triggering a null pointer dereference and causing a denial of service condition.
Conceptual Example Code
Here’s a conceptual representation of how an attacker might trigger this vulnerability:
// This is pseudocode and is not intended to be functional
fn main() {
let ffmpeg = rust_ffmpeg::input("malicious_input");
// The "malicious_input" causes avio_alloc_context() to fail and return NULL
// This NULL is then stored and later dereferenced, causing a denial of service
}Mitigation
Users of the affected rust-ffmpeg version are advised to apply the vendor patch once it becomes available. Until then, the use of Web Application Firewalls (WAF) or Intrusion Detection Systems (IDS) can serve as a temporary mitigation measure to detect and prevent potential exploit attempts.