VDB
MSRC_CVE-2026-23398
MSRC_CVE-2026-23398
PUBLISHED
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| azl3 kernel 6.6.126.1 | ||
| <azl3 kernel 6.6.126.1-1 | ||
| Azure Linux 3.0 |
Exploit Intelligence
- icmp_tag_validation() NULL deref (github-poc-repo)
- Functional LAB with CVE-2026-23398 PoC (github-poc-repo)
- Functional LAB with CVE-2026-23398 PoC (github-poc)
- icmp_tag_validation() NULL deref (github-poc)
- https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade (circl)
- https://msrc.microsoft.com/csaf/vex/2026/msrc_cve-2026-23398.json (circl)
- https://www.first.org/cvss (circl)
- https://support.microsoft.com/lifecycle (circl)
- 4593.2.0.yml (github-poc)
- 4628.1.0.yml (github-poc)
…and 3 more exploits
Timeline
- Mar 2, 2026 CVE Published
- Mar 27, 2026 CVE Updated
- Mar 31, 2026 Security Advisory