Vulnerability in Amazon Firecracker

Classification: Severe, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 7.5, CVEs: CVE-2026-122192, Summary: Improper handling of a failed memory remap in Firecracker versions 0.23.0 through 1.16.1 might allow a guest user with root privileges to read or modify Firecracker VMM process memory via balloon or virtio-mem discard requests on microVMs restored from a snapshot with the File memory backend, if the host fails to create the replacement mapping.

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CVE v události 1

CVE	hodnocení	KEV	EPSS
CVE-2026-122192	7.5 3.1 · AMZN 7.1 4.0 · AMZN	–	< 0.01

Hodnocení z katalogů, všechna, se stupnicí CVSS a vydavatelem. Rozpad vektoru je na stránce CVE. Advisory v textu uvádí CVSS 7.5.