| Server IP : 20.75.53.88 / Your IP : 216.73.217.72 [ Web Server : Apache System : Linux VMRALP-3 4.4.0-256-generic #290~14.04.1-Ubuntu SMP Thu Jun 20 09:24:50 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29+esm15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Domains : 3 Domains MySQL : ON | cURL : OFF | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /proc/13553/cwd/CVE-2026-41651/ |
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# ── Stage 1 : build PackageKit 1.3.4 from source (vulnerable version) ────────
FROM ubuntu:24.04 AS builder
ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update && apt-get install -y \
git meson ninja-build pkg-config gcc gettext \
libglib2.0-dev libpolkit-gobject-1-dev \
libsqlite3-dev libapt-pkg-dev libarchive-dev libjansson-dev \
libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev libappstream-dev \
python3-gi gobject-introspection libgirepository-1.0-dev \
gir1.2-glib-2.0 valac \
&& rm -rf /var/lib/apt/lists/*
# Last vulnerable commit (just before fix 76cfb675)
RUN git clone --quiet https://github.com/PackageKit/PackageKit.git /pk \
&& cd /pk && git checkout 2149735 \
&& sed -i 's/g_assert (!transaction->emitted_finished);/if (transaction->emitted_finished) return;/' \
src/pk-transaction.c
WORKDIR /pk
RUN meson setup _build \
--prefix=/usr \
--sysconfdir=/etc \
--localstatedir=/var \
-Dsystemd=false \
-Dman_pages=false \
-Doffline_update=false \
-Dbash_completion=false \
-Dgtk_doc=false \
-Dpackaging_backend=apt \
-Dgstreamer_plugin=false \
-Dgtk_module=false \
&& ninja -C _build \
&& DESTDIR=/pk-install ninja -C _build install
# ── Stage 2 : runtime image ──────────────────────────────────────────────────
FROM ubuntu:24.04
ENV DEBIAN_FRONTEND=noninteractive
# Runtime dependencies only
RUN apt-get update && apt-get install -y \
libglib2.0-0t64 libpolkit-gobject-1-0 \
libsqlite3-0 libapt-pkg6.0t64 libarchive13t64 \
libjansson4 libappstream5 \
libgstreamer1.0-0 libgstreamer-plugins-base1.0-0 \
python3-gi gir1.2-glib-2.0 \
dbus polkitd \
libglib2.0-dev gcc make \
&& rm -rf /var/lib/apt/lists/* \
&& truncate -s 0 /etc/apt/sources.list.d/ubuntu.sources
# Install the vulnerable PackageKit (overrides any patched package)
COPY --from=builder /pk-install/ /
# Ensure required directories exist
RUN mkdir -p /usr/share/dbus-1/system-services \
/usr/share/polkit-1/actions \
/etc/polkit-1/rules.d \
/var/cache/PackageKit/downloads \
/var/lib/PackageKit
# Non-root user for the exploit
RUN useradd -m -s /bin/bash victim
# Build exploit
WORKDIR /home/victim
COPY Makefile ./
COPY src/cve-2026-41651.c src/
RUN chown victim:victim Makefile src/cve-2026-41651.c \
&& su victim -c "make -s"
COPY src/entrypoint.sh /entrypoint.sh
RUN chmod +x /entrypoint.sh
ENTRYPOINT ["/entrypoint.sh"]