5.5

CVE-2021-47188

scsi: ufs: core: Improve SCSI abort handling

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 3.4 < 5.15.5
Linux ≫ Linux Kernel Version5.16 Updaterc1
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.23% 0.132
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/3ff1f6b6ba6f97f50862aa50e79959cc8ddc2566
Patch
Mailing List
https://git.kernel.org/stable/c/c36baca06efa833adaefba61f45fefdc49b6d070
Patch
Mailing List
https://git.kernel.org/stable/c/9491bc16082d9a402c9099acbfffc89af6f9316f