Complete Yocto mirror with license table for TQMa6UL (2038-compliance)
- 264 license table entries with exact download URLs (224/264 resolved) - Complete sources/ directory with all BitBake recipes - Build configuration: tqma6ul-multi-mba6ulx, spaetzle (musl) - Full traceability for Softwarefreigabeantrag - GCC 13.4.0, Linux 6.6.102, U-Boot 2023.04, musl 1.2.4 - License distribution: GPL-2.0 (24), MIT (23), GPL-2.0+ (18), BSD-3 (16)
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@@ -0,0 +1,47 @@
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From 3f9deb424ecd6ecd50f165b42f0b0290d83853f5 Mon Sep 17 00:00:00 2001
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From: Richard Weinberger <richard@nod.at>
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Date: Fri, 2 Aug 2024 18:36:45 +0200
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Subject: [PATCH 1/8] squashfs: Fix integer overflow in sqfs_inode_size()
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A carefully crafted squashfs filesystem can exhibit an extremly large
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inode size and overflow the calculation in sqfs_inode_size().
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As a consequence, the squashfs driver will read from wrong locations.
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Fix by using __builtin_add_overflow() to detect the overflow.
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Signed-off-by: Richard Weinberger <richard@nod.at>
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Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
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CVE: CVE-2024-57254
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Upstream-Status: Backport [https://source.denx.de/u-boot/u-boot/-/commit/c8e929e5758999933f9e905049ef2bf3fe6b140d]
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Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
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---
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fs/squashfs/sqfs_inode.c | 9 +++++++--
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1 file changed, 7 insertions(+), 2 deletions(-)
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diff --git a/fs/squashfs/sqfs_inode.c b/fs/squashfs/sqfs_inode.c
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index d25cfb53..bb3ccd37 100644
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--- a/fs/squashfs/sqfs_inode.c
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+++ b/fs/squashfs/sqfs_inode.c
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@@ -78,11 +78,16 @@ int sqfs_inode_size(struct squashfs_base_inode *inode, u32 blk_size)
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case SQFS_SYMLINK_TYPE:
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case SQFS_LSYMLINK_TYPE: {
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+ int size;
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+
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struct squashfs_symlink_inode *symlink =
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(struct squashfs_symlink_inode *)inode;
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- return sizeof(*symlink) +
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- get_unaligned_le32(&symlink->symlink_size);
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+ if (__builtin_add_overflow(sizeof(*symlink),
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+ get_unaligned_le32(&symlink->symlink_size), &size))
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+ return -EINVAL;
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+
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+ return size;
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}
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case SQFS_BLKDEV_TYPE:
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--
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2.34.1
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