Vulnerability · Published May 9, 2025 · Assigned by redhat
CVE-2025-4432Ring: some aes functions may panic when overflow checking is enabled in ring
Medium 5.3
In plain English
A medium-severity resource allocation without limits in ring. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)1.0%top 36.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A flaw was found in Rust's Ring package. A panic may be triggered when overflow checking is enabled. In the QUIC protocol, this flaw allows an attacker to induce this panic by sending a specially crafted packet. It will likely occur unintentionally in 1 out of every 2**32 packets sent or received.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | rust-ring | no fix listed | DEBIAN-CVE-2025-4432 |
| Debian:13 | rust-ring | 0.17.14-1 | DEBIAN-CVE-2025-4432 |
| Debian:14 | rust-ring | 0.17.14-1 | DEBIAN-CVE-2025-4432 |
| Go | github.com/briansmith/ring | no fix listed | GO-2025-3678 |
| Ubuntu:22.04:LTS | rust-ring | no fix listed | UBUNTU-CVE-2025-4432 |
| Ubuntu:24.04:LTS | rust-ring | no fix listed | UBUNTU-CVE-2025-4432 |
| Ubuntu:25.10 | rust-ring | no fix listed | UBUNTU-CVE-2025-4432 |
| Ubuntu:26.04:LTS | rust-ring | no fix listed | UBUNTU-CVE-2025-4432 |
| Ubuntu:26.10 | rust-ring | no fix listed | UBUNTU-CVE-2025-4432 |
Affected products (as reported)
Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
References
- https://access.redhat.com/security/cve/CVE-2025-4432 vdb-entry, x_refsource_REDHAT
- RHBZ#2350655 issue-tracking, x_refsource_REDHAT
- https://github.com/advisories/GHSA-4p46-pwfr-66x6
- https://github.com/briansmith/ring
- https://github.com/briansmith/ring/blob/main/RELEASES.md#version-01712-2025-03-05
- https://github.com/briansmith/ring/commit/ec2d3cf1d91f148c84e4806b4f0b3c98f6df3b38
- https://github.com/briansmith/ring/pull/2447
- https://rustsec.org/advisories/RUSTSEC-2025-0009.html