CVE-2025-4574: crossbeam-channel · Double Free
Affects crossbeam-channelSource GCVE Database
Not known to be exploited · CVSS 6.5 Medium.
Data as of 5 Nov 2026, 16:32 UTC
Thin evidence
One scorer or none| CNA (redhat) | CVSS 3.1 | 6.5 |
|---|
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:LExploitation evidence
Disclosed: evidence found.
CVE published 13 May 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| crossbeam-channel | Affected
| Fixed in– |
AI-suggested
No mitigation or patch currently meets Red Hat's criteria for deployment and stability. Users should monitor Red Hat advisories for updates. Until a fix is available, no specific mitigation is recommended by Red Hat.
Description
CVE-2025-4574 is a vulnerability in the crossbeam-channel Rust crate where a race condition in the internal Channel type's Drop method can cause a double-free, potentially leading to memory corruption. This flaw can result in integrity and availability impacts such as program crashes or memory corruption. The vulnerability has a CVSS v3.1 base score of 6.5 (medium severity). No official patch or mitigation is currently available that meets Red Hat's criteria for ease of use and deployment.