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XZ Utils backdoor

Named by 4 kept items in this workspace.

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The items that name it 4

  • repo2026-10-22It is written here as xz-utils backdoor (cited as an example of a supply-chain compromise).

    cited as an example of a supply-chain compromise

  • article2026-08-28It is written here as xz-utils backdoor.

    A backdoor in the xz-utils compression library, which ships inside most Linux base images. It lived in two specific releases, 5.6.0 and 5.6.1; teams still on the older 5.4 line were never exposed. CISA's guidance afterward was to downgrade, not upgrade.

  • article2026-07-29

    In 2024, followed two years of trust-building contributions before the payload went in

  • repo2026-05-10

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