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* Fri Mar 26 2021 Tomas Bzatek <tbzatek@redhat.com> - 2.9.2-2

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- Fix FAT mkfs with dosfstools >= 4.2
- udiskslinuxdriveata: Use GTask to apply configuration in a thread
- Limit allowed module names
- 80-udisks2.rules: Ignore Apple boot partition from livecd-tools
This commit is contained in:
Tomas Bzatek 2021-03-26 18:09:54 +01:00
parent bec888cb71
commit 41209e5112
6 changed files with 335 additions and 2 deletions
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25
ignore-apple-boot-part.patch Normal file
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@ -0,0 +1,25 @@
From b9863c11601e199420a375e13505e2b795de77c5 Mon Sep 17 00:00:00 2001
From: Frederick Grose <4335897+FGrose@users.noreply.github.com>
Date: Tue, 9 Feb 2021 19:02:01 -0500
Subject: [PATCH] 80-udisks2.rules: Ignore Apple boot partition from
livecd-tools
https://github.com/livecd-tools/livecd-tools/pull/176 creates a new boot
partition with livecd-iso-to-disk from Fedora Live .iso files that UDISKS
should ignore.
---
data/80-udisks2.rules | 1 +
1 file changed, 1 insertion(+)
diff --git a/data/80-udisks2.rules b/data/80-udisks2.rules
index fb50f48a0..d6fa072fd 100644
--- a/data/80-udisks2.rules
+++ b/data/80-udisks2.rules
@@ -122,6 +122,7 @@ ENV{ID_PART_ENTRY_SCHEME}=="mac", ENV{ID_PART_ENTRY_TYPE}=="Apple_Bootstrap", EN
# Apple Boot partitions
ENV{ID_PART_ENTRY_SCHEME}=="gpt", ENV{ID_PART_ENTRY_TYPE}=="426f6f74-0000-11aa-aa11-00306543ecac", ENV{UDISKS_IGNORE}="1"
+ENV{ID_FS_LABEL}=="ANACONDA", ENV{ID_PART_ENTRY_TYPE}=="48465300-0000-11aa-aa11-00306543ecac|0xaf", ENV{UDISKS_IGNORE}="1"
# special DOS partition types (EFI, hidden, etc.) and RAID/LVM
# see http://www.win.tue.nl/~aeb/partitions/partition_types-1.html

60
udisks-2.10.0-ata_conf_apply_GTask.patch Normal file
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@ -0,0 +1,60 @@
commit 6ff556afabd490feb6c4b29f9e91e81d64e2c0ed
Author: Tomas Bzatek <tbzatek@redhat.com>
Date: Tue Mar 23 12:56:40 2021 +0100
udiskslinuxdriveata: Use GTask to apply configuration in a thread
Should fix a leaking GThread without a need to join or track it anyhow.
diff --git a/src/udiskslinuxdriveata.c b/src/udiskslinuxdriveata.c
index 5ebdcd76..2de138cd 100644
--- a/src/udiskslinuxdriveata.c
+++ b/src/udiskslinuxdriveata.c
@@ -1625,10 +1625,13 @@ apply_conf_data_free (ApplyConfData *data)
g_free (data);
}
-static gpointer
-apply_configuration_thread_func (gpointer user_data)
+static void
+apply_configuration_thread_func (GTask *task,
+ gpointer source_object,
+ gpointer task_data,
+ GCancellable *cancellable)
{
- ApplyConfData *data = user_data;
+ ApplyConfData *data = task_data;
UDisksDaemon *daemon;
const gchar *device_file = NULL;
gint fd = -1;
@@ -1799,8 +1802,6 @@ apply_configuration_thread_func (gpointer user_data)
out:
if (fd != -1)
close (fd);
- apply_conf_data_free (data);
- return NULL;
}
/**
@@ -1819,6 +1820,7 @@ udisks_linux_drive_ata_apply_configuration (UDisksLinuxDriveAta *drive,
{
gboolean has_conf = FALSE;
ApplyConfData *data = NULL;
+ GTask *task;
data = g_new0 (ApplyConfData, 1);
data->ata_pm_standby = -1;
@@ -1862,9 +1864,10 @@ udisks_linux_drive_ata_apply_configuration (UDisksLinuxDriveAta *drive,
/* this can easily take a long time and thus block (the drive may be in standby mode
* and needs to spin up) - so run it in a thread
*/
- g_thread_new ("apply-conf-thread",
- apply_configuration_thread_func,
- data);
+ task = g_task_new (data->object, NULL, NULL, NULL);
+ g_task_set_task_data (task, data, (GDestroyNotify) apply_conf_data_free);
+ g_task_run_in_thread (task, apply_configuration_thread_func);
+ g_object_unref (task);
data = NULL; /* don't free data below */

24
udisks-2.10.0-dosfstools_4.2-reread_part.patch Normal file
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@ -0,0 +1,24 @@
commit d58ebcc32b583371dd73ab7f4c7be5191674ca62
Author: Tomas Bzatek <tbzatek@redhat.com>
Date: Wed Mar 17 18:52:22 2021 +0100
udiskslinuxblock: Re-read partition table after creating FAT filesystem
Might not be needed after reverting mkfs.vfat behaviour back
to the legacy way, added just as a precautionary measure.
diff --git a/src/udiskslinuxblock.c b/src/udiskslinuxblock.c
index 901426ad..69161b61 100644
--- a/src/udiskslinuxblock.c
+++ b/src/udiskslinuxblock.c
@@ -2913,7 +2913,9 @@ static inline gboolean
need_partprobe_after_mkfs (const gchar *fs_type)
{
/* udftools makes fake MBR since the 2.0 release */
- return (g_strcmp0 (fs_type, "udf") == 0);
+ /* dosfstools makes fake MBR since the 4.2 release */
+ return (g_strcmp0 (fs_type, "udf") == 0 ||
+ g_strcmp0 (fs_type, "vfat") == 0);
}
void

75
udisks-2.10.0-dosfstools_4.2.patch Normal file
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@ -0,0 +1,75 @@
commit ef1979d8cbfb8ad976de0af21a70f8c0f98fbbe9
Author: Tomas Bzatek <tbzatek@redhat.com>
Date: Wed Mar 17 18:50:19 2021 +0100
udiskslinuxfsinfo: Add dosfstools >= 4.2 quirks
Reverting back the legacy behaviour with no protective (fake) MBR
created while making new FAT filesystem on an unpartitioned block device.
Added a label clear functionality as well.
diff --git a/src/udiskslinuxfsinfo.c b/src/udiskslinuxfsinfo.c
index 15af26c8..f18b9b80 100644
--- a/src/udiskslinuxfsinfo.c
+++ b/src/udiskslinuxfsinfo.c
@@ -21,6 +21,8 @@
#include <string.h>
#include <glib.h>
+#include <blockdev/exec.h>
+
#include "config.h"
#include "udiskslinuxfsinfo.h"
#include "udisksconfigmanager.h"
@@ -236,6 +238,19 @@ const FSInfo _fs_info[] =
},
};
+/* workaround for dosfstools >= 4.2 */
+static const FSInfo vfat_dosfstools_42 =
+ {
+ FS_VFAT,
+ "fatlabel $DEVICE $LABEL",
+ "fatlabel --reset $DEVICE",
+ FALSE, /* supports_online_label_rename */
+ FALSE, /* supports_owners */
+ "mkfs.vfat -I -n $LABEL --mbr=n $DEVICE",
+ NULL,
+ NULL, /* option_no_discard */
+ };
+
/**
* get_fs_info:
*
@@ -248,6 +263,7 @@ const FSInfo _fs_info[] =
const FSInfo *
get_fs_info (const gchar *fstype)
{
+ const FSInfo *info = NULL;
guint n;
g_return_val_if_fail (fstype != NULL, NULL);
@@ -255,10 +271,20 @@ get_fs_info (const gchar *fstype)
for (n = 0; n < sizeof(_fs_info)/sizeof(FSInfo); n++)
{
if (strcmp (_fs_info[n].fstype, fstype) == 0)
- return &_fs_info[n];
+ {
+ info = &_fs_info[n];
+ break;
+ }
+ }
+
+ /* dosfstools >= 4.2 workaround */
+ if (g_str_equal (fstype, FS_VFAT) &&
+ bd_utils_check_util_version ("mkfs.vfat", "4.2", "--help", "mkfs.fat\\s+([\\d\\.]+).+", NULL))
+ {
+ info = &vfat_dosfstools_42;
}
- return NULL;
+ return info;
}
/**

136
udisks-2.10.0-module-names.patch Normal file
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@ -0,0 +1,136 @@
commit e062c17e3829f3c04c25b5f6fc17ccc4491befa8
Author: Tomas Bzatek <tbzatek@redhat.com>
Date: Tue Mar 23 16:48:08 2021 +0100
modules: Limit module name to alphanumeric characters and -_ separators
A hardening feature as long as the module name is directly involved
in filename creation.
diff --git a/doc/udisks2-sections.txt.daemon.sections.in b/doc/udisks2-sections.txt.daemon.sections.in
index 16eaf74e..204ca897 100644
--- a/doc/udisks2-sections.txt.daemon.sections.in
+++ b/doc/udisks2-sections.txt.daemon.sections.in
@@ -312,6 +312,7 @@ udisks_daemon_util_get_free_mdraid_device
udisks_ata_identify_get_word
udisks_daemon_util_trigger_uevent
udisks_daemon_util_trigger_uevent_sync
+udisks_module_validate_name
</SECTION>
<SECTION>
diff --git a/src/udisksconfigmanager.c b/src/udisksconfigmanager.c
index 9558e276..5868e864 100644
--- a/src/udisksconfigmanager.c
+++ b/src/udisksconfigmanager.c
@@ -26,6 +26,7 @@
#include "udiskslogging.h"
#include "udisksdaemontypes.h"
#include "udisksconfigmanager.h"
+#include "udisksdaemonutil.h"
struct _UDisksConfigManager {
GObject parent_instance;
@@ -60,6 +61,8 @@ enum
#define DEFAULTS_GROUP_NAME "defaults"
#define DEFAULTS_ENCRYPTION_KEY "encryption"
+#define MODULES_ALL_ARG "*"
+
static void
udisks_config_manager_get_property (GObject *object,
guint property_id,
@@ -170,7 +173,16 @@ parse_config_file (UDisksConfigManager *manager,
{
modules_tmp = modules;
for (module_i = *modules_tmp; module_i; module_i = *++modules_tmp)
- *out_modules = g_list_append (*out_modules, g_strdup (g_strstrip (module_i)));
+ {
+ g_strstrip (module_i);
+ if (! udisks_module_validate_name (module_i) && !g_str_equal (module_i, MODULES_ALL_ARG))
+ {
+ g_warning ("Invalid module name '%s' specified in the %s config file.",
+ module_i, conf_filename);
+ continue;
+ }
+ *out_modules = g_list_append (*out_modules, g_strdup (module_i));
+ }
g_strfreev (modules);
}
}
@@ -397,7 +409,7 @@ udisks_config_manager_get_modules_all (UDisksConfigManager *manager)
parse_config_file (manager, NULL, NULL, &modules);
- ret = !modules || (g_strcmp0 (modules->data, "*") == 0 && g_list_length (modules) == 1);
+ ret = !modules || (g_strcmp0 (modules->data, MODULES_ALL_ARG) == 0 && g_list_length (modules) == 1);
g_list_free_full (modules, (GDestroyNotify) g_free);
diff --git a/src/udisksdaemonutil.c b/src/udisksdaemonutil.c
index 60134765..1695b524 100644
--- a/src/udisksdaemonutil.c
+++ b/src/udisksdaemonutil.c
@@ -1880,3 +1880,29 @@ udisks_daemon_util_trigger_uevent_sync (UDisksDaemon *daemon,
}
/* ---------------------------------------------------------------------------------------------------- */
+
+/**
+ * udisks_module_validate_name:
+ * @module_name: A udisks2 module name.
+ *
+ * Checks the string for a valid udisks2 module name. Only alphanumeric characters
+ * along with the '-' and '_' separators are permitted.
+ *
+ * Returns: %TRUE if the string is a valid udisks2 module name, %FALSE otherwise.
+ */
+gboolean
+udisks_module_validate_name (const gchar *module_name)
+{
+ int i;
+
+ for (i = 0; module_name[i] != '\0'; i++)
+ /* going ASCII, will disqualify any UTF-* string */
+ if (! g_ascii_isalnum (module_name[i]) &&
+ module_name[i] != '-' &&
+ module_name[i] != '_')
+ return FALSE;
+
+ return TRUE;
+}
+
+/* ---------------------------------------------------------------------------------------------------- */
diff --git a/src/udisksdaemonutil.h b/src/udisksdaemonutil.h
index 2d7ac981..df584de4 100644
--- a/src/udisksdaemonutil.h
+++ b/src/udisksdaemonutil.h
@@ -129,6 +129,8 @@ gchar *udisks_daemon_util_get_free_mdraid_device (void);
guint16 udisks_ata_identify_get_word (const guchar *identify_data, guint word_number);
+gboolean udisks_module_validate_name (const gchar *module_name);
+
/* Utility macro for policy verification. */
#define UDISKS_DAEMON_CHECK_AUTHORIZATION(daemon, \
object, \
diff --git a/src/udiskslinuxmanager.c b/src/udiskslinuxmanager.c
index 8af65d97..26d8a5d7 100644
--- a/src/udiskslinuxmanager.c
+++ b/src/udiskslinuxmanager.c
@@ -956,6 +956,15 @@ handle_enable_module (UDisksManager *object,
UDisksLinuxManager *manager = UDISKS_LINUX_MANAGER (object);
EnableModulesData *data;
+ if (! udisks_module_validate_name (arg_name))
+ {
+ g_dbus_method_invocation_return_error (invocation,
+ G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
+ "Requested module name '%s' is not a valid udisks2 module name.",
+ arg_name);
+ return TRUE;
+ }
+
if (! arg_enable)
{
/* TODO: implement proper module unloading */

17
udisks2.spec
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@ -48,10 +48,16 @@
Name: udisks2
Summary: Disk Manager
Version: 2.9.2
Release: 2%{?dist}
Release: 3%{?dist}
License: GPLv2+
URL: https://github.com/storaged-project/udisks
Source0: https://github.com/storaged-project/udisks/releases/download/udisks-%{version}/udisks-%{version}.tar.bz2
Patch0: udisks-2.10.0-dosfstools_4.2.patch
Patch1: udisks-2.10.0-dosfstools_4.2-reread_part.patch
Patch2: udisks-2.10.0-module-names.patch
Patch3: udisks-2.10.0-ata_conf_apply_GTask.patch
# https://github.com/storaged-project/udisks/pull/847
Patch4: ignore-apple-boot-part.patch
BuildRequires: make
BuildRequires: glib2-devel >= %{glib2_version}
@ -240,8 +246,9 @@ This package contains module for ZRAM configuration.
%endif
%prep
%setup -q -n udisks-%{version}
%autosetup -p1 -n udisks-%{version}
sed -i udisks/udisks2.conf.in -e "s/encryption=luks1/encryption=%{default_luks_encryption}/"
rm -f src/tests/dbus-tests/config_h.py
%build
autoreconf -ivf
@ -426,6 +433,12 @@ fi
%endif
%changelog
* Fri Mar 26 2021 Tomas Bzatek <tbzatek@redhat.com> - 2.9.2-3
- Fix FAT mkfs with dosfstools >= 4.2
- udiskslinuxdriveata: Use GTask to apply configuration in a thread
- Limit allowed module names
- 80-udisks2.rules: Ignore Apple boot partition from livecd-tools
* Tue Mar 02 2021 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 2.9.2-2
- Rebuilt for updated systemd-rpm-macros
See https://pagure.io/fesco/issue/2583.