CVE-2022-50346
published 2025-09-16CVE-2022-50346: In the Linux kernel, the following vulnerability has been resolved: ext4: init quota for 'old.inode' in 'ext4_rename' Syzbot found the following issue…
PriorityP420medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.15%
4.6th percentile
In the Linux kernel, the following vulnerability has been resolved:
ext4: init quota for 'old.inode' in 'ext4_rename'
Syzbot found the following issue:
ext4_parse_param: s_want_extra_isize=128
ext4_inode_info_init: s_want_extra_isize=32
ext4_rename: old.inode=ffff88823869a2c8 old.dir=ffff888238699828 new.inode=ffff88823869d7e8 new.dir=ffff888238699828
__ext4_mark_inode_dirty: inode=ffff888238699828 ea_isize=32 want_ea_size=128
__ext4_mark_inode_dirty: inode=ffff88823869a2c8 ea_isize=32 want_ea_size=128
ext4_xattr_block_set: inode=ffff88823869a2c8
------------[ cut here ]------------
WARNING: CPU: 13 PID: 2234 at fs/ext4/xattr.c:2070 ext4_xattr_block_set.cold+0x22/0x980
Modules linked in:
RIP: 0010:ext4_xattr_block_set.cold+0x22/0x980
RSP: 0018:ffff888227d3f3b0 EFLAGS: 00010202
RAX: 0000000000000001 RBX: ffff88823007a000 RCX: 0000000000000000
RDX: 0000000000000a03 RSI: 0000000000000040 RDI: ffff888230078178
RBP: 0000000000000000 R08: 000000000000002c R09: ffffed1075c7df8e
R10: ffff8883ae3efc6b R11: ffffed1075c7df8d R12: 0000000000000000
R13: ffff88823869a2c8 R14: ffff8881012e0460 R15: dffffc0000000000
FS: 00007f350ac1f740(0000) GS:ffff8883ae200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f350a6ed6a0 CR3: 0000000237456000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
? ext4_xattr_set_entry+0x3b7/0x2320
? ext4_xattr_block_set+0x0/0x2020
? ext4_xattr_set_entry+0x0/0x2320
? ext4_xattr_check_entries+0x77/0x310
? ext4_xattr_ibody_set+0x23b/0x340
ext4_xattr_move_to_block+0x594/0x720
ext4_expand_extra_isize_ea+0x59a/0x10f0
__ext4_expand_extra_isize+0x278/0x3f0
__ext4_mark_inode_dirty.cold+0x347/0x410
ext4_rename+0xed3/0x174f
vfs_rename+0x13a7/0x2510
do_renameat2+0x55d/0x920
__x64_sys_rename+0x7d/0xb0
do_syscall_64+0x3b/0xa0
entry_SYSCALL_64_after_hwframe+0x72/0xdc
As 'ext4_rename' will modify 'old.inode' ct
Affected
23 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 6.1.4-1 (bookworm) | linux 6.1.4-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= 6dd4ee7cab7e3a17c571aebd444f4344c8c4946e < 67f6d5a4043f3db0c6bb0e14a0d97a7be8bfb8b5 | 67f6d5a4043f3db0c6bb0e14a0d97a7be8bfb8b5 |
| linux | linux | >= 6dd4ee7cab7e3a17c571aebd444f4344c8c4946e < 33fd7031d634f3b46e59f61adfbb0ea9fe514fef | 33fd7031d634f3b46e59f61adfbb0ea9fe514fef |
| linux | linux | >= 6dd4ee7cab7e3a17c571aebd444f4344c8c4946e < 7dfb8259f66faafa68d23a261b284d2c2c67649b | 7dfb8259f66faafa68d23a261b284d2c2c67649b |
| linux | linux | >= 6dd4ee7cab7e3a17c571aebd444f4344c8c4946e < f263e349bacc2f303526dcfa61c4bc50132418b1 | f263e349bacc2f303526dcfa61c4bc50132418b1 |
| linux | linux | >= 6dd4ee7cab7e3a17c571aebd444f4344c8c4946e < 84a2f2ed49d6a4d92b354219077434c57d334620 | 84a2f2ed49d6a4d92b354219077434c57d334620 |
| linux | linux | >= 6dd4ee7cab7e3a17c571aebd444f4344c8c4946e < def7a39091e60e1c4a2f623629082a00092602be | def7a39091e60e1c4a2f623629082a00092602be |
| linux | linux | >= 6dd4ee7cab7e3a17c571aebd444f4344c8c4946e < 135ba9146f4d38abed48a540ef8a8770ff0bd34f | 135ba9146f4d38abed48a540ef8a8770ff0bd34f |
| linux | linux | >= 6dd4ee7cab7e3a17c571aebd444f4344c8c4946e < 13271fbbe85d73a7c47058f56a52f2a7f00d6e39 | 13271fbbe85d73a7c47058f56a52f2a7f00d6e39 |
| linux | linux | >= 6dd4ee7cab7e3a17c571aebd444f4344c8c4946e < fae381a3d79bb94aa2eb752170d47458d778b797 | fae381a3d79bb94aa2eb752170d47458d778b797 |
| linux | linux_kernel | < 4.9.337 | 4.9.337 |
| linux | linux_kernel | >= 0 < 5.10.178-1 | 5.10.178-1 |
| linux | linux_kernel | >= 0 < 6.1.4-1 | 6.1.4-1 |
| linux | linux_kernel | >= 0 < 6.1.4-1 | 6.1.4-1 |
| linux | linux_kernel | >= 0 < 6.1.4-1 | 6.1.4-1 |
| linux | linux_kernel | >= 4.10 < 4.14.303 | 4.14.303 |
| linux | linux_kernel | >= 4.15 < 4.19.270 | 4.19.270 |
| linux | linux_kernel | >= 4.20 < 5.4.229 | 5.4.229 |
| linux | linux_kernel | >= 5.11 < 5.15.87 | 5.15.87 |
| linux | linux_kernel | >= 5.16 < 6.0.18 | 6.0.18 |
| linux | linux_kernel | >= 5.5 < 5.10.163 | 5.10.163 |
| linux | linux_kernel | >= 6.1 < 6.1.4 | 6.1.4 |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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OSV
CVE-2022-50346: In the Linux kernel, the following vulnerability has been resolved: ext4: init quota for 'old
osv·2025-09-16·CVSS 5.5
CVE-2022-50346 [MEDIUM] CVE-2022-50346: In the Linux kernel, the following vulnerability has been resolved: ext4: init quota for 'old
In the Linux kernel, the following vulnerability has been resolved: ext4: init quota for 'old.inode' in 'ext4_rename' Syzbot found the following issue: ext4_parse_param: s_want_extra_isize=128 ext4_inode_info_init: s_want_extra_isize=32 ext4_rename: old.inode=ffff88823869a2c8 old.dir=ffff888238699828 new.inode=ffff88823869d7e8 new.dir=ffff888238699828 __ext4_mark_inode_dirty: inode=ffff888238699828 ea_isize=32 want_ea_size=128 __ext4_mark_inode_dirty: inode=ffff88823869a2c8 ea_isize=32 want_ea_size=128 ext4_xattr_block_set: inode=ffff88823869a2c8 ------------[ cut here ]------------ WARNING: CPU: 13 PID: 2234 at fs/ext4/xattr.c:2070 ext4_xattr_block_set.cold+0x22/0x980 Modules linked in: RIP: 0010:ext4_xattr_block_set.cold+0x22/0x980 RSP: 0018:ffff888227d3f3b0 EFLAGS: 00010202 RAX: 0000000
GHSA
GHSA-j3gp-gm3j-39rf: In the Linux kernel, the following vulnerability has been resolved:
ext4: init quota for 'old
ghsa_unreviewed·2025-09-16
CVE-2022-50346 [MEDIUM] CWE-908 GHSA-j3gp-gm3j-39rf: In the Linux kernel, the following vulnerability has been resolved:
ext4: init quota for 'old
In the Linux kernel, the following vulnerability has been resolved:
ext4: init quota for 'old.inode' in 'ext4_rename'
Syzbot found the following issue:
ext4_parse_param: s_want_extra_isize=128
ext4_inode_info_init: s_want_extra_isize=32
ext4_rename: old.inode=ffff88823869a2c8 old.dir=ffff888238699828 new.inode=ffff88823869d7e8 new.dir=ffff888238699828
__ext4_mark_inode_dirty: inode=ffff888238699828 ea_isize=32 want_ea_size=128
__ext4_mark_inode_dirty: inode=ffff88823869a2c8 ea_isize=32 want_ea_size=128
ext4_xattr_block_set: inode=ffff88823869a2c8
------------[ cut here ]------------
WARNING: CPU: 13 PID: 2234 at fs/ext4/xattr.c:2070 ext4_xattr_block_set.cold+0x22/0x980
Modules linked in:
RIP: 0010:ext4_xattr_block_set.cold+0x22/0x980
RSP: 0018:ffff888227d3f3b0 EFLAGS: 00010202
RAX: 00000
Red Hat
kernel: ext4: init quota for 'old.inode' in 'ext4_rename'
vendor_redhat·2025-09-16·CVSS 5.5
CVE-2022-50346 [MEDIUM] kernel: ext4: init quota for 'old.inode' in 'ext4_rename'
kernel: ext4: init quota for 'old.inode' in 'ext4_rename'
In the Linux kernel, the following vulnerability has been resolved:
ext4: init quota for 'old.inode' in 'ext4_rename'
Syzbot found the following issue:
ext4_parse_param: s_want_extra_isize=128
ext4_inode_info_init: s_want_extra_isize=32
ext4_rename: old.inode=ffff88823869a2c8 old.dir=ffff888238699828 new.inode=ffff88823869d7e8 new.dir=ffff888238699828
__ext4_mark_inode_dirty: inode=ffff888238699828 ea_isize=32 want_ea_size=128
__ext4_mark_inode_dirty: inode=ffff88823869a2c8 ea_isize=32 want_ea_size=128
ext4_xattr_block_set: inode=ffff88823869a2c8
------------[ cut here ]------------
WARNING: CPU: 13 PID: 2234 at fs/ext4/xattr.c:2070 ext4_xattr_block_set.cold+0x22/0x980
Modules linked in:
RIP: 0010:ext4_xattr_block_set.cold+0x22/0x9
Debian
CVE-2022-50346: linux - In the Linux kernel, the following vulnerability has been resolved: ext4: init ...
vendor_debian·2022·CVSS 5.5
CVE-2022-50346 [MEDIUM] CVE-2022-50346: linux - In the Linux kernel, the following vulnerability has been resolved: ext4: init ...
In the Linux kernel, the following vulnerability has been resolved: ext4: init quota for 'old.inode' in 'ext4_rename' Syzbot found the following issue: ext4_parse_param: s_want_extra_isize=128 ext4_inode_info_init: s_want_extra_isize=32 ext4_rename: old.inode=ffff88823869a2c8 old.dir=ffff888238699828 new.inode=ffff88823869d7e8 new.dir=ffff888238699828 __ext4_mark_inode_dirty: inode=ffff888238699828 ea_isize=32 want_ea_size=128 __ext4_mark_inode_dirty: inode=ffff88823869a2c8 ea_isize=32 want_ea_size=128 ext4_xattr_block_set: inode=ffff88823869a2c8 ------------[ cut here ]------------ WARNING: CPU: 13 PID: 2234 at fs/ext4/xattr.c:2070 ext4_xattr_block_set.cold+0x22/0x980 Modules linked in: RIP: 0010:ext4_xattr_block_set.cold+0x22/0x980 RSP: 0018:ffff888227d3f3b0 EFLAGS: 00010202 RAX: 0000000
No detection rules found.
No public exploits indexed.
https://git.kernel.org/stable/c/13271fbbe85d73a7c47058f56a52f2a7f00d6e39https://git.kernel.org/stable/c/135ba9146f4d38abed48a540ef8a8770ff0bd34fhttps://git.kernel.org/stable/c/33fd7031d634f3b46e59f61adfbb0ea9fe514fefhttps://git.kernel.org/stable/c/67f6d5a4043f3db0c6bb0e14a0d97a7be8bfb8b5https://git.kernel.org/stable/c/7dfb8259f66faafa68d23a261b284d2c2c67649bhttps://git.kernel.org/stable/c/84a2f2ed49d6a4d92b354219077434c57d334620https://git.kernel.org/stable/c/def7a39091e60e1c4a2f623629082a00092602behttps://git.kernel.org/stable/c/f263e349bacc2f303526dcfa61c4bc50132418b1https://git.kernel.org/stable/c/fae381a3d79bb94aa2eb752170d47458d778b797
2025-09-16
Published