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busybox: patch CVE-2025-46394

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(From OE-Core rev: 7b71962c282d296e29bc1bd6ab778b8ad2646919)

Signed-off-by: Peter Marko <peter.marko@siemens.com>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Peter Marko 2025-10-03 20:25:33 +02:00 committed by Richard Purdie
parent 8c803792ba
commit 107da7da4b
3 changed files with 91 additions and 0 deletions
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57
meta/recipes-core/busybox/busybox/CVE-2025-46394-01.patch Normal file
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@ -0,0 +1,57 @@
From f5e1bf966b19ea1821f00a8c9ecd7774598689b4 Mon Sep 17 00:00:00 2001
From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Wed, 24 Sep 2025 03:28:47 +0200
Subject: [PATCH] archival/libarchive: sanitize filenames on output (prevent
control sequence attacks
This fixes CVE-2025-46394 (terminal escape sequence injection)
Original credit: Ian.Norton at entrust.com
function old new delta
header_list 9 15 +6
header_verbose_list 239 244 +5
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/0 up/down: 11/0) Total: 11 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
CVE: CVE-2025-46394
Upstream-Status: Backport [https://git.busybox.net/busybox/commit/?id=f5e1bf966b19ea1821f00a8c9ecd7774598689b4]
Signed-off-by: Peter Marko <peter.marko@siemens.com>
---
archival/libarchive/header_list.c | 2 +-
archival/libarchive/header_verbose_list.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/archival/libarchive/header_list.c b/archival/libarchive/header_list.c
index 0621aa406..9490b3635 100644
--- a/archival/libarchive/header_list.c
+++ b/archival/libarchive/header_list.c
@@ -8,5 +8,5 @@
void FAST_FUNC header_list(const file_header_t *file_header)
{
//TODO: cpio -vp DIR should output "DIR/NAME", not just "NAME" */
- puts(file_header->name);
+ puts(printable_string(file_header->name));
}
diff --git a/archival/libarchive/header_verbose_list.c b/archival/libarchive/header_verbose_list.c
index a575a08a0..e7a09430d 100644
--- a/archival/libarchive/header_verbose_list.c
+++ b/archival/libarchive/header_verbose_list.c
@@ -57,13 +57,13 @@ void FAST_FUNC header_verbose_list(const file_header_t *file_header)
ptm->tm_hour,
ptm->tm_min,
ptm->tm_sec,
- file_header->name);
+ printable_string(file_header->name));
#endif /* FEATURE_TAR_UNAME_GNAME */
/* NB: GNU tar shows "->" for symlinks and "link to" for hardlinks */
if (file_header->link_target) {
- printf(" -> %s", file_header->link_target);
+ printf(" -> %s", printable_string(file_header->link_target));
}
bb_putchar('\n');
}

32
meta/recipes-core/busybox/busybox/CVE-2025-46394-02.patch Normal file
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@ -0,0 +1,32 @@
From 7378db981d87b4a2264e14d60340a7fb5c67ae59 Mon Sep 17 00:00:00 2001
From: Peter Marko <peter.marko@siemens.com>
Date: Fri, 3 Oct 2025 16:12:56 +0200
Subject: [PATCH] testsuite/tar.tests: fix test after CVE-2025-46394
tar now sanitizes output and this test needs to expect that.
Signed-off-by: Peter Marko <peter.marko@siemens.com>
CVE: CVE-2025-46394
Upstream-Status: Submitted [https://lists.busybox.net/pipermail/busybox/2025-October/091743.html]
Signed-off-by: Peter Marko <peter.marko@siemens.com>
---
testsuite/tar.tests | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/testsuite/tar.tests b/testsuite/tar.tests
index 0f2e89112..48fc38114 100755
--- a/testsuite/tar.tests
+++ b/testsuite/tar.tests
@@ -325,9 +325,9 @@ unset LANG
rm -rf etc usr
' "\
etc/ssl/certs/3b2716e5.0
-etc/ssl/certs/EBG_Elektronik_Sertifika_Hizmet_Sağlayıcısı.pem
+etc/ssl/certs/EBG_Elektronik_Sertifika_Hizmet_Sa??lay??c??s??.pem
etc/ssl/certs/f80cc7f6.0
-usr/share/ca-certificates/mozilla/EBG_Elektronik_Sertifika_Hizmet_Sağlayıcısı.crt
+usr/share/ca-certificates/mozilla/EBG_Elektronik_Sertifika_Hizmet_Sa??lay??c??s??.crt
0
etc/ssl/certs/3b2716e5.0 -> EBG_Elektronik_Sertifika_Hizmet_Sağlayıcısı.pem
etc/ssl/certs/EBG_Elektronik_Sertifika_Hizmet_Sağlayıcısı.pem -> /usr/share/ca-certificates/mozilla/EBG_Elektronik_Sertifika_Hizmet_Sağlayıcısı.crt

2
meta/recipes-core/busybox/busybox_1.37.0.bb
View File

@ -56,6 +56,8 @@ SRC_URI = "https://busybox.net/downloads/busybox-${PV}.tar.bz2;name=tarball \
file://0001-archival-disallow-path-traversals-CVE-2023-39810.patch \
file://0001-hwclock-Check-for-SYS_settimeofday-before-calling-sy.patch \
file://0001-busybox-Add-awk-gsub-erroneous-word-start-match-test.patch \
file://CVE-2025-46394-01.patch \
file://CVE-2025-46394-02.patch \
"
SRC_URI:append:libc-musl = " file://musl.cfg"
SRC_URI:append:x86-64 = " file://sha_accel.cfg"