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copy_params in drivers/md/dm-ioctl.c in the Linux kernel through 6.7.1 can attempt to allocate more than INT_MAX bytes and crash because of a missing param_kernel->data_size check. This is related to ctl_ioctl.

🗓️ 30 Jan 2024 08:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 2 Views

Copy_params in dm-ioctl up to kernel 6.7.1 may allocate beyond integer maximum due to missing data_size check.

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18 Feb 2026 11:23Current
7High risk
Vulners AI Score7
CVSS 3.15.5
EPSS0.00029
SSVC
2