Vulnerability 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().
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.2, < 4.9.337 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/1f5661388f43df3ac106ce93e67d8d22b16a78ffPatch
- https://git.kernel.org/stable/c/357057ee55d3c99a5de5abe8150f7bca04f8e53bPatch
- https://git.kernel.org/stable/c/51c0ad3b7c5b01f9314758335a13f157b05fa56dPatch
- https://git.kernel.org/stable/c/5cc4eea715a3fcf4e516662f736dfee63979465fPatch
- https://git.kernel.org/stable/c/5d2b286eb034af114f67d9967fc3fbc1829bb712Patch
- https://git.kernel.org/stable/c/85db68fc901da52314ded80aace99f8b684c7815Patch
- https://git.kernel.org/stable/c/a45ba33d398a821147d7e5f16ead7eb125e331e2Patch
- https://git.kernel.org/stable/c/cf138759a7e92c75cfc1b7ba705e4108fe330edfPatch
- https://git.kernel.org/stable/c/e6b0adff99edf246ba1f8d464530a0438cb1cbdaPatch
FAQ
What is CVE-2022-50384?
CVE-2022-50384 is a vulnerability with a CVSS score of 7.8 (HIGH). 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....
How severe is CVE-2022-50384?
CVE-2022-50384 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-50384?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.