Executive Summary

Informations
Name CVE-2024-44953 First vendor Publication 2024-09-04
Vendor Cve Last vendor Modification 2024-09-06

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

In the Linux kernel, the following vulnerability has been resolved:

scsi: ufs: core: Fix deadlock during RTC update

There is a deadlock when runtime suspend waits for the flush of RTC work, and the RTC work calls ufshcd_rpm_get_sync() to wait for runtime resume.

Here is deadlock backtrace:

kworker/0:1 D 4892.876354 10 10971 4859 0x4208060 0x8 10 0 120 670730152367 ptr f0ffff80c2e40000 0 1 0x00000001 0x000000ff 0x000000ff 0x000000ff __switch_to+0x1a8/0x2d4 __schedule+0x684/0xa98 schedule+0x48/0xc8 schedule_timeout+0x48/0x170 do_wait_for_common+0x108/0x1b0 wait_for_completion+0x44/0x60 __flush_work+0x39c/0x424 __cancel_work_sync+0xd8/0x208 cancel_delayed_work_sync+0x14/0x28 __ufshcd_wl_suspend+0x19c/0x480 ufshcd_wl_runtime_suspend+0x3c/0x1d4 scsi_runtime_suspend+0x78/0xc8 __rpm_callback+0x94/0x3e0 rpm_suspend+0x2d4/0x65c __pm_runtime_suspend+0x80/0x114 scsi_runtime_idle+0x38/0x6c rpm_idle+0x264/0x338 __pm_runtime_idle+0x80/0x110 ufshcd_rtc_work+0x128/0x1e4 process_one_work+0x26c/0x650 worker_thread+0x260/0x3d8 kthread+0x110/0x134 ret_from_fork+0x10/0x20

Skip updating RTC if RPM state is not RPM_ACTIVE.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-44953

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-667 Insufficient Locking

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3600

Sources (Detail)

https://git.kernel.org/stable/c/3911af778f208e5f49d43ce739332b91e26bc48e
https://git.kernel.org/stable/c/f13f1858a28c68b7fc0d72c2008d5c1f80d2e8d5
Source Url

Alert History

If you want to see full details history, please login or register.
0
1
2
3
4
5
6
Date Informations
2024-10-03 02:53:31
  • Multiple Updates
2024-10-02 02:51:55
  • Multiple Updates
2024-09-14 21:29:53
  • Multiple Updates
2024-09-12 00:27:31
  • Multiple Updates
2024-09-06 21:27:44
  • Multiple Updates
2024-09-05 17:27:25
  • Multiple Updates
2024-09-05 00:27:26
  • First insertion