linux-stable/fs/jfs
Nihar Chaithanya 491487eedd jfs: add a check to prevent array-index-out-of-bounds in dbAdjTree
[ Upstream commit a174706ba4 ]

When the value of lp is 0 at the beginning of the for loop, it will
become negative in the next assignment and we should bail out.

Reported-by: syzbot+412dea214d8baa3f7483@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=412dea214d8baa3f7483
Tested-by: syzbot+412dea214d8baa3f7483@syzkaller.appspotmail.com
Signed-off-by: Nihar Chaithanya <niharchaithanya@gmail.com>
Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-12-14 19:54:43 +01:00
..
acl.c vfs: add rcu argument to ->get_acl() callback 2021-08-18 22:08:24 +02:00
file.c attr: port attribute changes to new types 2022-06-26 18:18:56 +02:00
inode.c jfs: stop using the nobh helper 2022-08-02 12:34:04 -04:00
ioctl.c block: add a bdev_discard_granularity helper 2022-04-17 19:49:59 -06:00
jfs_acl.h vfs: add rcu argument to ->get_acl() callback 2021-08-18 22:08:24 +02:00
jfs_btree.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_debug.c proc: convert everything to "struct proc_ops" 2020-02-04 03:05:26 +00:00
jfs_debug.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_dinode.h jfs: Avoid field-overflowing memcpy() 2021-06-23 09:21:52 -05:00
jfs_discard.c jfs: Fix uaf in dbFreeBits 2024-10-17 15:21:44 +02:00
jfs_discard.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_dmap.c jfs: add a check to prevent array-index-out-of-bounds in dbAdjTree 2024-12-14 19:54:43 +01:00
jfs_dmap.h jfs: Fix array index bounds check in dbAdjTree 2020-11-13 16:03:07 -06:00
jfs_dtree.c jfs: fix array-index-out-of-bounds in jfs_readdir 2024-12-14 19:54:43 +01:00
jfs_dtree.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_extent.c jfs: validate max amount of blocks before allocation. 2023-09-13 09:42:49 +02:00
jfs_extent.h jfs: delete duplicated words + other fixes 2020-11-13 13:36:00 -06:00
jfs_filsys.h jfs: jfs_dmap: Validate db_l2nbperpage while mounting 2023-07-23 13:49:34 +02:00
jfs_imap.c jfs: fix out-of-bounds in dbNextAG() and diAlloc() 2024-10-17 15:20:52 +02:00
jfs_imap.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_incore.h jfs: Avoid field-overflowing memcpy() 2021-06-23 09:21:52 -05:00
jfs_inode.c inode: make init and permission helpers idmapped mount aware 2021-01-24 14:27:16 +01:00
jfs_inode.h jfs: convert to fileattr 2021-04-12 15:04:29 +02:00
jfs_lock.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_logmgr.c fs/jfs: Remove dead code 2022-04-25 14:00:33 -05:00
jfs_logmgr.h jfs: delete duplicated words + other fixes 2020-11-13 13:36:00 -06:00
jfs_metapage.c jfs: Remove check for PageUptodate 2022-06-29 08:51:07 -04:00
jfs_metapage.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_mount.c jfs: fix uaf in jfs_evict_inode 2024-02-05 20:12:48 +00:00
jfs_superblock.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_txnmgr.c FS: JFS: Check for read-only mounted filesystem in txBegin 2023-07-27 08:50:33 +02:00
jfs_txnmgr.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_types.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_umount.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_unicode.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_unicode.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_uniupr.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
jfs_xattr.h jfs: Replace zero-length array with flexible-array member 2020-03-09 15:18:51 -05:00
jfs_xtree.c fs/jfs: Remove dead code 2022-04-25 14:00:33 -05:00
jfs_xtree.h fs/jfs: Remove dead code 2022-04-25 14:00:33 -05:00
Kconfig docs: fix a couple of new broken references 2019-07-31 14:12:26 -06:00
Makefile fs/jfs: Remove dead code 2022-04-25 14:00:33 -05:00
namei.c FS: JFS: Fix null-ptr-deref Read in txBegin 2023-07-27 08:50:33 +02:00
resize.c jfs: use sb_bdev_nr_blocks 2021-10-18 14:43:23 -06:00
super.c block: remove QUEUE_FLAG_DISCARD 2022-04-17 19:49:59 -06:00
symlink.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
xattr.c jfs: xattr: check invalid xattr size more strictly 2024-12-14 19:53:58 +01:00