High severity7.8NVD Advisory· Published Sep 18, 2025· Updated Jun 17, 2026
CVE-2022-50384
CVE-2022-50384
Description
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().
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Affected products
4Patches
Vulnerability mechanics
References
9- git.kernel.org/stable/c/1f5661388f43df3ac106ce93e67d8d22b16a78ffnvdPatch
- git.kernel.org/stable/c/357057ee55d3c99a5de5abe8150f7bca04f8e53bnvdPatch
- git.kernel.org/stable/c/51c0ad3b7c5b01f9314758335a13f157b05fa56dnvdPatch
- git.kernel.org/stable/c/5cc4eea715a3fcf4e516662f736dfee63979465fnvdPatch
- git.kernel.org/stable/c/5d2b286eb034af114f67d9967fc3fbc1829bb712nvdPatch
- git.kernel.org/stable/c/85db68fc901da52314ded80aace99f8b684c7815nvdPatch
- git.kernel.org/stable/c/a45ba33d398a821147d7e5f16ead7eb125e331e2nvdPatch
- git.kernel.org/stable/c/cf138759a7e92c75cfc1b7ba705e4108fe330edfnvdPatch
- git.kernel.org/stable/c/e6b0adff99edf246ba1f8d464530a0438cb1cbdanvdPatch
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