CVE-2021-47188
In the Linux kernel, the following vulnerability has been resolved:
scsi: ufs: core: Improve SCSI abort handling
The following has been observed on a test setup:
WARNING: CPU: 4 PID: 250 at drivers/scsi/ufs/ufshcd.c:2737 ufshcd_queuecommand+0x468/0x65c
Call trace:
ufshcd_queuecommand+0x468/0x65c
scsi_send_eh_cmnd+0x224/0x6a0
scsi_eh_test_devices+0x248/0x418
scsi_eh_ready_devs+0xc34/0xe58
scsi_error_handler+0x204/0x80c
kthread+0x150/0x1b4
ret_from_fork+0x10/0x30
That warning is triggered by the following statement:
WARN_ON(lrbp->cmd);
Fix this warning by clearing lrbp->cmd from the abort handler.
https://nvd.nist.gov/vuln/detail/CVE-2021-47188
Categories
No category defined
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67
| https://git.kernel.org/stable/c/3ff1f6b6ba6f97f50862aa50e79959cc8ddc2566 |
| https://git.kernel.org/stable/c/c36baca06efa833adaefba61f45fefdc49b6d070 |
af854a3a-2127-422b-91ae-364da2661108
CPE
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REMEDIATION
EXPLOITS
Exploit-db.com
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POC Github
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CAPEC
Common Attack Pattern Enumerations and Classifications
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