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-rw-r--r--apt-pkg/contrib/fileutl.cc20
1 files changed, 20 insertions, 0 deletions
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc
index 6c43bed90..d52e9b360 100644
--- a/apt-pkg/contrib/fileutl.cc
+++ b/apt-pkg/contrib/fileutl.cc
@@ -3051,6 +3051,26 @@ bool DropPrivileges() /*{{{*/
return _error->Error("Could restore a uid to root, privilege dropping did not work");
}
+ if (_config->FindB("APT::Sandbox::ResetEnvironment", true))
+ {
+ setenv("HOME", pw->pw_dir, 1);
+ setenv("USER", pw->pw_name, 1);
+ setenv("USERNAME", pw->pw_name, 1);
+ setenv("LOGNAME", pw->pw_name, 1);
+ auto const shell = flNotDir(pw->pw_shell);
+ if (shell == "false" || shell == "nologin")
+ setenv("SHELL", "/bin/sh", 1);
+ else
+ setenv("SHELL", pw->pw_shell, 1);
+ auto const tmpdir = getenv("TMPDIR");
+ if (tmpdir != nullptr)
+ {
+ auto const ourtmpdir = GetTempDir();
+ if (ourtmpdir != tmpdir)
+ setenv("TMPDIR", ourtmpdir.c_str(), 1);
+ }
+ }
+
return true;
}
/*}}}*/