Answer in brief
CVE-2025-4574 records a Medium severity (CVSS 6.5) vulnerability in Crossbeam-channel: crossbeam-channel vulnerable to double free on drop. The current sources do not mark it as known exploited. The current feed maps Red Hat/389-ds-base (generic), Red Hat/conmon-rs (generic), crossbeam-channel (generic), Red Hat/firefox (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 6.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Red Hat/389-ds-base (generic), Red Hat/conmon-rs (generic), crossbeam-channel (generic), Red Hat/firefox (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Red Hat/389-ds-basegeneric | * | Not reported |
| Red Hat/conmon-rsgeneric | * | Not reported |
| crossbeam-channelgeneric | >=0.5.12 <0.5.15 | 0.5.15 |
| Red Hat/firefoxgeneric | * | Not reported |
| Red Hat/kata-containersgeneric | * | Not reported |
| Red Hat/python3.12-maturingeneric | * | Not reported |
| Red Hat/python-maturingeneric | * | Not reported |
| Red Hat/rhoai/odh-feast-operator-rhel8generic | * | Not reported |
| Red Hat/rhoai/odh-feature-server-rhel8generic | * | Not reported |
| Red Hat/rhtas/tuffer-rhel9generic | * | Not reported |
| Red Hat/rhtas/tuftool-rhel9generic | * | Not reported |
| Red Hat/rhtpa/rhtpa-trustification-service-rhel9generic | * | Not reported |
| Red Hat/rustgeneric | * | Not reported |
| Red Hat/rust-afterburngeneric | * | Not reported |
| Red Hat/rust-coreos-installergeneric | * | Not reported |
| Red Hat/thunderbirdgeneric | * | Not reported |
| Red Hat/trustee-guest-componentsgeneric | * | Not reported |
Published upstream
May 13, 2025
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 30, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 25, 2026
In crossbeam-channel rust crate, the internal `Channel` type's `Drop` method has a race condition which could, in some circumstances, lead to a double-free that could result in memory corruption.
Quoted source text, attributed separately from HOL analysis.