The pygrub boot loader emulator in Xen, when nul-delimited output format is requested, allows local pygrub-using guest OS administrators to read or de...

原文の説明

取得元が公開している説明をそのまま載せています (多くは英語)。

The pygrub boot loader emulator in Xen, when nul-delimited output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via NUL bytes in the bootloader configuration file.

出典: OSV.dev (Open Source Vulnerabilities) OSV

影響パッケージ

Debian:12 xen

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.8.0-1"}]}]

Debian:13 xen

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.8.0-1"}]}]

Debian:14 xen

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.8.0-1"}]}]

参照URL

advisory security-tracker.debian.org