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CVE-2022-48791 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: pm8001: Fix use-after-free for aborted TMF sas_task Currently a use-after-free may occur if a TMF sas_task is aborted before we handle the IO completion in mpi_ssp_completion(). The abort occurs due to timeout. When the timeout occurs, the SAS_TASK_STATE_ABORTED flag is set and the sas_task is freed in pm8001_exec_internal_tmf_task(). However, if the I/O completion occurs later, the I/O completion still thinks that the sas_task is available. Fix this by clearing the ccb->task if the TMF times out - the I/O completion handler does nothing if this pointer is cleared.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

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

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Hyperlink Resource
https://git.kernel.org/stable/c/3c334cdfd94945b8edb94022a0371a8665b17366
https://git.kernel.org/stable/c/510b21442c3a2e3ecc071ba3e666b320e7acdd61
https://git.kernel.org/stable/c/61f162aa4381845acbdc7f2be4dfb694d027c018
https://git.kernel.org/stable/c/d872e7b5fe38f325f5206b6872746fa02c2b4819

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-48791
NVD Published Date:
07/16/2024
NVD Last Modified:
07/16/2024
Source:
kernel.org