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high7.8

CVE-2022-50384

In the Linux kernel, the following vulnerability has been resolved: staging: vme_user: Fix possible UAF in tsi148_dma_list_add Smatch report warning as follows…

Impact

In the Linux kernel, the following vulnerability has been resolved: staging: vme_user: Fix possible UAF in tsi148_dma_list_add Smatch report warning as follows: drivers/staging/vme_user/vme_tsi148.c:1757 tsi148_dma_list_add() warn: '&entry->list' not removed from list In tsi148_dma_list_add(), the error path "goto err_dma" will not remove entry->list from list->entries, but entry will be freed, then list traversal may cause UAF. Fix by removeing it from list->entries before free().

Affected products

VendorProductAffected versions
LinuxLinux Kernel
from 4.2 before 4.9.337
from 4.10 before 4.14.303
from 4.15 before 4.19.270
from 4.20 before 5.4.229
from 5.5 before 5.10.163
from 5.11 before 5.15.86

Weakness classification

CWE-416

References