Critical Linux KVM Guest‑Host Escape (CVE‑2026‑99999) Rated 9.3
A vulnerability identified as CVE‑2026‑99999 allows a guest VM to escape to the host in Linux KVM environments. The flaw, dubbed PwnEscape, has been assigned a severity rating of 9.3. It could enable attackers to compromise penguin‑powered networking stacks.
Why it matters: It threatens the isolation guarantees of virtualized Linux workloads, a core security concern for cloud and data‑center operators.
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Tech14h ago2 sources
