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grub: fix CVE-2025-54770 CVE-2025-61661 CVE-2025-61662 CVE-2025-61663 CVE-2025-61664

References:
https://nvd.nist.gov/vuln/detail/CVE-2025-54770
https://nvd.nist.gov/vuln/detail/CVE-2025-61661
https://nvd.nist.gov/vuln/detail/CVE-2025-61662
https://nvd.nist.gov/vuln/detail/CVE-2025-61663
https://nvd.nist.gov/vuln/detail/CVE-2025-61664

(From OE-Core rev: c28fa3e6421257f50d4ae283cca28fadb621f831)

Signed-off-by: Jiaying Song <jiaying.song.cn@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Jiaying Song
2025-12-24 11:30:05 +08:00
committed by Steve Sakoman
parent 52ba7ab020
commit 17a65b334d
5 changed files with 221 additions and 0 deletions

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@@ -0,0 +1,41 @@
From 80e0e9b2558c40fb108ae7a869362566eb4c1ead Mon Sep 17 00:00:00 2001
From: Thomas Frauendorfer | Miray Software <tf@miray.de>
Date: Fri, 9 May 2025 14:20:47 +0200
Subject: [PATCH] net/net: Unregister net_set_vlan command on unload
The commit 954c48b9c (net/net: Add net_set_vlan command) added command
net_set_vlan to the net module. Unfortunately the commit only added the
grub_register_command() call on module load but missed the
grub_unregister_command() on unload. Let's fix this.
Fixes: CVE-2025-54770
Fixes: 954c48b9c (net/net: Add net_set_vlan command)
CVE: CVE-2025-54770
Upstream-Status: Backport
[https://gitweb.git.savannah.gnu.org/gitweb/?p=grub.git;a=commit;h=10e58a14db20e17d1b6a39abe38df01fef98e29d]
Reported-by: Thomas Frauendorfer | Miray Software <tf@miray.de>
Signed-off-by: Thomas Frauendorfer | Miray Software <tf@miray.de>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Signed-off-by: Jiaying Song <jiaying.song.cn@windriver.com>
---
grub-core/net/net.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/grub-core/net/net.c b/grub-core/net/net.c
index 2b45c27d1..05f11be08 100644
--- a/grub-core/net/net.c
+++ b/grub-core/net/net.c
@@ -2080,6 +2080,7 @@ GRUB_MOD_FINI(net)
grub_unregister_command (cmd_deladdr);
grub_unregister_command (cmd_addroute);
grub_unregister_command (cmd_delroute);
+ grub_unregister_command (cmd_setvlan);
grub_unregister_command (cmd_lsroutes);
grub_unregister_command (cmd_lscards);
grub_unregister_command (cmd_lsaddr);
--
2.34.1

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@@ -0,0 +1,40 @@
From c24e11d87f8ee8cefd615e0c30eb71ff6149ee50 Mon Sep 17 00:00:00 2001
From: Jamie <volticks@gmail.com>
Date: Mon, 14 Jul 2025 09:52:59 +0100
Subject: [PATCH 2/4] commands/usbtest: Use correct string length field
An incorrect length field is used for buffer allocation. This leads to
grub_utf16_to_utf8() receiving an incorrect/different length and possibly
causing OOB write. This makes sure to use the correct length.
Fixes: CVE-2025-61661
CVE: CVE-2025-61661
Upstream-Status: Backport
[https://gitweb.git.savannah.gnu.org/gitweb/?p=grub.git;a=commit;h=549a9cc372fd0b96a4ccdfad0e12140476cc62a3]
Reported-by: Jamie <volticks@gmail.com>
Signed-off-by: Jamie <volticks@gmail.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Signed-off-by: Jiaying Song <jiaying.song.cn@windriver.com>
---
grub-core/commands/usbtest.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/grub-core/commands/usbtest.c b/grub-core/commands/usbtest.c
index 2c6d93fe6..8ef187a9a 100644
--- a/grub-core/commands/usbtest.c
+++ b/grub-core/commands/usbtest.c
@@ -99,7 +99,7 @@ grub_usb_get_string (grub_usb_device_t dev, grub_uint8_t index, int langid,
return GRUB_USB_ERR_NONE;
}
- *string = grub_malloc (descstr.length * 2 + 1);
+ *string = grub_malloc (descstrp->length * 2 + 1);
if (! *string)
{
grub_free (descstrp);
--
2.34.1

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@@ -0,0 +1,72 @@
From 498dc73aa661bb1cae4b06572b5cef154dcb1fb7 Mon Sep 17 00:00:00 2001
From: Alec Brown <alec.r.brown@oracle.com>
Date: Thu, 21 Aug 2025 21:14:06 +0000
Subject: [PATCH 3/4] gettext/gettext: Unregister gettext command on module
unload
When the gettext module is loaded, the gettext command is registered but
isn't unregistered when the module is unloaded. We need to add a call to
grub_unregister_command() when unloading the module.
Fixes: CVE-2025-61662
CVE: CVE-2025-61662
Upstream-Status: Backport
[https://gitweb.git.savannah.gnu.org/gitweb/?p=grub.git;a=commit;h=8ed78fd9f0852ab218cc1f991c38e5a229e43807]
Reported-by: Alec Brown <alec.r.brown@oracle.com>
Signed-off-by: Alec Brown <alec.r.brown@oracle.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Signed-off-by: Jiaying Song <jiaying.song.cn@windriver.com>
---
grub-core/gettext/gettext.c | 19 ++++++++++++-------
1 file changed, 12 insertions(+), 7 deletions(-)
diff --git a/grub-core/gettext/gettext.c b/grub-core/gettext/gettext.c
index 9ffc73428..edebed998 100644
--- a/grub-core/gettext/gettext.c
+++ b/grub-core/gettext/gettext.c
@@ -502,6 +502,8 @@ grub_cmd_translate (grub_command_t cmd __attribute__ ((unused)),
return 0;
}
+static grub_command_t cmd;
+
GRUB_MOD_INIT (gettext)
{
const char *lang;
@@ -521,13 +523,14 @@ GRUB_MOD_INIT (gettext)
grub_register_variable_hook ("locale_dir", NULL, read_main);
grub_register_variable_hook ("secondary_locale_dir", NULL, read_secondary);
- grub_register_command_p1 ("gettext", grub_cmd_translate,
- N_("STRING"),
- /* TRANSLATORS: It refers to passing the string through gettext.
- So it's "translate" in the same meaning as in what you're
- doing now.
- */
- N_("Translates the string with the current settings."));
+ cmd = grub_register_command_p1 ("gettext", grub_cmd_translate,
+ N_("STRING"),
+ /*
+ * TRANSLATORS: It refers to passing the string through gettext.
+ * So it's "translate" in the same meaning as in what you're
+ * doing now.
+ */
+ N_("Translates the string with the current settings."));
/* Reload .mo file information if lang changes. */
grub_register_variable_hook ("lang", NULL, grub_gettext_env_write_lang);
@@ -544,6 +547,8 @@ GRUB_MOD_FINI (gettext)
grub_register_variable_hook ("secondary_locale_dir", NULL, NULL);
grub_register_variable_hook ("lang", NULL, NULL);
+ grub_unregister_command (cmd);
+
grub_gettext_delete_list (&main_context);
grub_gettext_delete_list (&secondary_context);
--
2.34.1

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@@ -0,0 +1,64 @@
From 8368c026562a72a005bea320cfde9fd7d62d3850 Mon Sep 17 00:00:00 2001
From: Alec Brown <alec.r.brown@oracle.com>
Date: Thu, 21 Aug 2025 21:14:07 +0000
Subject: [PATCH 4/4] normal/main: Unregister commands on module unload
When the normal module is loaded, the normal and normal_exit commands
are registered but aren't unregistered when the module is unloaded. We
need to add calls to grub_unregister_command() when unloading the module
for these commands.
Fixes: CVE-2025-61663
Fixes: CVE-2025-61664
CVE: CVE-2025-61663 CVE-2025-61664
Upstream-Status: Backport
[https://gitweb.git.savannah.gnu.org/gitweb/?p=grub.git;a=commit;h=05d3698b8b03eccc49e53491bbd75dba15f40917]
Reported-by: Alec Brown <alec.r.brown@oracle.com>
Signed-off-by: Alec Brown <alec.r.brown@oracle.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Signed-off-by: Jiaying Song <jiaying.song.cn@windriver.com>
---
grub-core/normal/main.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/grub-core/normal/main.c b/grub-core/normal/main.c
index dad25e7d2..a810858c3 100644
--- a/grub-core/normal/main.c
+++ b/grub-core/normal/main.c
@@ -500,7 +500,7 @@ grub_mini_cmd_clear (struct grub_command *cmd __attribute__ ((unused)),
return 0;
}
-static grub_command_t cmd_clear;
+static grub_command_t cmd_clear, cmd_normal, cmd_normal_exit;
static void (*grub_xputs_saved) (const char *str);
static const char *features[] = {
@@ -542,10 +542,10 @@ GRUB_MOD_INIT(normal)
grub_env_export ("pager");
/* Register a command "normal" for the rescue mode. */
- grub_register_command ("normal", grub_cmd_normal,
- 0, N_("Enter normal mode."));
- grub_register_command ("normal_exit", grub_cmd_normal_exit,
- 0, N_("Exit from normal mode."));
+ cmd_normal = grub_register_command ("normal", grub_cmd_normal,
+ 0, N_("Enter normal mode."));
+ cmd_normal_exit = grub_register_command ("normal_exit", grub_cmd_normal_exit,
+ 0, N_("Exit from normal mode."));
/* Reload terminal colors when these variables are written to. */
grub_register_variable_hook ("color_normal", NULL, grub_env_write_color_normal);
@@ -587,4 +587,6 @@ GRUB_MOD_FINI(normal)
grub_register_variable_hook ("color_highlight", NULL, NULL);
grub_fs_autoload_hook = 0;
grub_unregister_command (cmd_clear);
+ grub_unregister_command (cmd_normal);
+ grub_unregister_command (cmd_normal_exit);
}
--
2.34.1

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@@ -38,6 +38,10 @@ SRC_URI = "${GNU_MIRROR}/grub/grub-${PV}.tar.gz \
file://CVE-2025-0677_CVE-2025-0684_CVE-2025-0685_CVE-2025-0686_CVE-2025-0689.patch \
file://CVE-2025-0678_CVE-2025-1125.patch \
file://CVE-2024-56738.patch \
file://CVE-2025-54770.patch \
file://CVE-2025-61661.patch \
file://CVE-2025-61662.patch \
file://CVE-2025-61663_61664.patch \
"
SRC_URI[sha256sum] = "b30919fa5be280417c17ac561bb1650f60cfb80cc6237fa1e2b6f56154cb9c91"