Release Date: | 2025-05-08 | |
Impact: | Moderate | What is this? |
In the Linux kernel, the following vulnerability has been resolved:
btrfs: zoned: return EIO on RAID1 block group write pointer mismatch
There was a bug report about a NULL pointer dereference in
__btrfs_add_free_space_zoned() that ultimately happens because a
conversion from the default metadata profile DUP to a RAID1 profile on two
disks.
The stack trace has the following signature:
BTRFS error (device sdc): zoned: write pointer offset mismatch of zones in raid1 profile
BUG: kernel NULL pointer dereference, address: 0000000000000058
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0
Oops: Oops: 0000 [#1] PREEMPT SMP NOPTI
RIP: 0010:__btrfs_add_free_space_zoned.isra.0+0x61/0x1a0
RSP: 0018:ffffa236b6f3f6d0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff96c8132f3400 RCX: 0000000000000001
RDX: 0000000010000000 RSI: 0000000000000000 RDI: ffff96c8132f3410
RBP: 0000000010000000 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000000000 R11: 00000000ffffffff R12: 0000000000000000
R13: ffff96c758f65a40 R14: 0000000000000001 R15: 000011aac0000000
FS: 00007fdab1cb2900(0000) GS:ffff96e60ca00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000058 CR3: 00000001a05ae000 CR4: 0000000000350ef0
Call Trace:
See more information about CVE-2025-37827 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
Base Score: | 5.5 |
Vector String: | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Version: | 3.1 |
Attack Vector: | Local |
Attack Complexity: | Low |
Privileges Required: | Low |
User Interaction: | None |
Scope: | Unchanged |
Confidentiality Impact: | None |
Integrity Impact: | None |
Availability Impact: | High |
Platform | Errata | Release Date |
Oracle Linux version 10 (kernel-uek) | ELSA-2025-20480 | 2025-07-17 |
Oracle Linux version 10 (kernel-uek) | ELSA-2025-20530 | 2025-08-18 |
Oracle Linux version 9 (kernel-uek) | ELSA-2025-20480 | 2025-07-17 |
Oracle Linux version 9 (kernel-uek) | ELSA-2025-20530 | 2025-08-18 |
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