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CVE-2024-46829 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: rtmutex: Drop rt_mutex::wait_lock before scheduling rt_mutex_handle_deadlock() is called with rt_mutex::wait_lock held. In the good case it returns with the lock held and in the deadlock case it emits a warning and goes into an endless scheduling loop with the lock held, which triggers the 'scheduling in atomic' warning. Unlock rt_mutex::wait_lock in the dead lock case before issuing the warning and dropping into the schedule for ever loop. [ tglx: Moved unlock before the WARN(), removed the pointless comment, massaged changelog, added Fixes tag ]


Metrics

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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
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Hyperlink Resource
https://git.kernel.org/stable/c/1401da1486dc1cdbef6025fd74a3977df3a3e5d0 Patch 
https://git.kernel.org/stable/c/432efdbe7da5ecfcbc0c2180cfdbab1441752a38 Patch 
https://git.kernel.org/stable/c/6a976e9a47e8e5b326de671811561cab12e6fb1f Patch 
https://git.kernel.org/stable/c/85f03ca98e07cd0786738b56ae73740bce0ac27f Patch 
https://git.kernel.org/stable/c/93f44655472d9cd418293d328f9d141ca234ad83 Patch 
https://git.kernel.org/stable/c/a92d81c9efec9280681c27a2c0a963fd0f1338e0 Patch 
https://git.kernel.org/stable/c/d33d26036a0274b472299d7dcdaa5fb34329f91b Patch 
https://git.kernel.org/stable/c/f13b5afc5c4889569d84c3011ce449f61fccfb28 Patch 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-667 Improper Locking cwe source acceptance level NIST  

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2024-46829
NVD Published Date:
09/27/2024
NVD Last Modified:
10/02/2024
Source:
kernel.org