Description
In the Linux kernel, the following vulnerability has been resolved:

hfsplus: Remove the duplicate attr inode dirty marking action

Syzbot reported a null-ptr-deref in [1].
If the attributes file is not loaded during system mount, a trigger
occurs [1] when setxattr is executed in userspace.

Remove the first mark attr inode dirty operation.

[1]
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
Call Trace:
hfsplus_setxattr+0x124/0x340 fs/hfsplus/xattr.c:555
hfsplus_trusted_setxattr+0x40/0x60 fs/hfsplus/xattr_trusted.c:30
__vfs_setxattr+0x43c/0x480 fs/xattr.c:218
__vfs_setxattr_noperm+0x12d/0x660 fs/xattr.c:252
vfs_setxattr+0x163/0x360 fs/xattr.c:339
do_setxattr fs/xattr.c:654 [inline]
Published: 2026-08-15
Score: n/a
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
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Remediation

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History

Sat, 15 Aug 2026 18:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-476

Sat, 15 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: hfsplus: Remove the duplicate attr inode dirty marking action Syzbot reported a null-ptr-deref in [1]. If the attributes file is not loaded during system mount, a trigger occurs [1] when setxattr is executed in userspace. Remove the first mark attr inode dirty operation. [1] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] Call Trace: hfsplus_setxattr+0x124/0x340 fs/hfsplus/xattr.c:555 hfsplus_trusted_setxattr+0x40/0x60 fs/hfsplus/xattr_trusted.c:30 __vfs_setxattr+0x43c/0x480 fs/xattr.c:218 __vfs_setxattr_noperm+0x12d/0x660 fs/xattr.c:252 vfs_setxattr+0x163/0x360 fs/xattr.c:339 do_setxattr fs/xattr.c:654 [inline]
Title hfsplus: Remove the duplicate attr inode dirty marking action
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Subscriptions

Linux Linux Kernel
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-08-15T05:59:20.699Z

Reserved: 2026-08-15T05:44:03.893Z

Link: CVE-2026-74414

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-15T06:22:43.507

Modified: 2026-08-15T06:22:43.507

Link: CVE-2026-74414

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-15T17:45:03Z

Weaknesses