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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2021-47188

scsi: ufs: core: Improve SCSI abort handling

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Status
Published
Published
Updated
Assigning organization
Linux

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 7a3e97b0dc4bbac2ba7803564ab0057722689921 to < 9491bc16082d9a402c9099acbfffc89af6f9316faffected
  • 7a3e97b0dc4bbac2ba7803564ab0057722689921 to < c36baca06efa833adaefba61f45fefdc49b6d070affected
  • 7a3e97b0dc4bbac2ba7803564ab0057722689921 to < 3ff1f6b6ba6f97f50862aa50e79959cc8ddc2566affected

Linux Linux

Default version status: affected

  • 3.4affected
  • 0 to < 3.4unaffected
  • 5.10.258 to ≤ 5.10.*unaffected
  • 5.15.5 to ≤ 5.15.*unaffected
  • 5.16 to ≤ *unaffected

References