Add SPO Seccomp mitigation for CVE-2026-31431#71
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SergeyKanzhelev merged 2 commits intoGoogleCloudPlatform:masterfrom Apr 30, 2026
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LGTM FWIW |
SergeyKanzhelev
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Apr 30, 2026
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Title: Add SPO Seccomp mitigation for CVE-2026-31431 (Copy Fail)
Description:
This adds a
spo-seccomp-mitigationfolder containing instructions and Kubernetes manifests to mitigate CVE-2026-31431 using the Security Profiles Operator (SPO). This profile is a copy of containerd’s default allowed syscalls but explicitly blocksAF_ALG(andAF_VSOCK), which the exploit requires.