Executive Summary

Informations
Name CVE-2024-44957 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:

xen: privcmd: Switch from mutex to spinlock for irqfds

irqfd_wakeup() gets EPOLLHUP, when it is called by eventfd_release() by way of wake_up_poll(&ctx->wqh, EPOLLHUP), which gets called under spin_lock_irqsave(). We can't use a mutex here as it will lead to a deadlock.

Fix it by switching over to a spin lock.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-44957

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-667 Insufficient Locking

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3625

Sources (Detail)

https://git.kernel.org/stable/c/1c682593096a487fd9aebc079a307ff7a6d054a3
https://git.kernel.org/stable/c/49f2a5da6785b2dbde93e291cae037662440346e
https://git.kernel.org/stable/c/c2775ae4d9227729f8ca9ee2a068f62a00d5ea9c
Source Url

Alert History

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Date Informations
2024-11-23 03:02:59
  • Multiple Updates
2024-11-22 03:01:10
  • Multiple Updates
2024-11-20 02:59:30
  • Multiple Updates
2024-11-14 02:59:48
  • Multiple Updates
2024-11-09 02:59:48
  • Multiple Updates
2024-10-26 02:57:11
  • Multiple Updates
2024-10-25 02:59:04
  • Multiple Updates
2024-10-23 02:58:16
  • Multiple Updates
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 21:27:42
  • Multiple Updates
2024-09-05 17:27:25
  • Multiple Updates
2024-09-05 00:27:26
  • First insertion