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CVE-2026-43055 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: target: file: Use kzalloc_flex for aio_cmd The target_core_file doesn't initialize the aio_cmd->iocb for the ki_write_stream. When a write command fd_execute_rw_aio() is executed, we may get a bogus ki_write_stream value, causing unintended write failure status when checking iocb->ki_write_stream > max_write_streams in the block device. Let's just use kzalloc_flex when allocating the aio_cmd and let ki_write_stream=0 to fix this issue.


Metrics

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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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URL Source(s) Tag(s)
https://git.kernel.org/stable/c/01f784fc9d0ab2a6dac45ee443620e517cb2a19b kernel.org
https://git.kernel.org/stable/c/4eaff1728d0e69b95933412241bbccf4f797dba8 kernel.org
https://git.kernel.org/stable/c/ce54802fe6bb78eb0feffc66fed6a45d41ffc3ab kernel.org

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-43055
NVD Published Date:
05/01/2026
NVD Last Modified:
05/01/2026
Source:
kernel.org