CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags
Overview
- Severity
- High (CVSS 7.8)
- CVSS Vector
- CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-May
- Released
- 2026-05-09
- Last Updated
- 2026-05-11
- EPSS Score
- 93.42% (percentile: 99.8%)
Detection & Weaponization (2 sources)
Maturity: Exploit
- Metasploit modules: xfrm-ESP Page-Cache Write via CVE-2026-43284
- GitHub PoC: 26 repositories
Affected Products (1)
Open Source Software
- azl3 kernel 6.6.137.1-2 on Azure Linux 3.0
Revision History
- 2026-05-09: Information published.
- 2026-05-11: Information published.