CVE-2025-9557 describes an out-of-bounds write vulnerability that can result in arbitrary code execution or a denial of service, even on systems with memory protection. With a CVSS score of 7.6 (HIGH), this vulnerability is remotely exploitable over the network with low attack complexity and no user interaction required, potentially leading to limited confidentiality and integrity impacts, but a high availability impact. While no specific affected products are listed, there is currently no public exploit code available, nor is it listed in CISA's KEV catalog. Community discussion and media coverage for this CVE are minimal, indicating low public awareness at this time.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Zephyrproject-Rtos | Zephyr | <= 4.2CNA affecteddefault unaffected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.