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Arbitrary code execution in QubesOS via copy-to-VM error reporting backchannel

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Hacker News | Aug 30, 2026 | vntok

Automated excerpt

We have published Qubes Security Bulletin (QSB) 118: Dom0 arbitrary code execution in qvm-copy-to-vm error reporting. A Qubes security bulletin (QSB) is a security announcement issued by the Qubes security team. Import the included PGP keys. (See our PGP key policies for important information about these keys. ) gpg: no valid OpenPGP data found. gpg: no valid OpenPGP data found. gpg: no valid OpenPGP data found.

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