CVE-2026-23093
linux: In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dma_unmap_sg() nents The dma_u...
CVE-2026-23093 is fixed in 36 products on 1 platform, first by DEBIAN-CVE-2026-23093, released February 4, 2026. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0015
3rd percentile
In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dma_unmap_sg() nents The dma_unmap_sg() functions should be called with the same nents as the dma_map_sg(), not the value the map function returned.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| kernel-uek · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-core · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-core · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-core · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-core · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-devel · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-devel · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-core · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-core · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-deprecated · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-deprecated · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-desktop · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-desktop · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-extra · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-extra · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-extra-netfilter · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-extra-netfilter · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-usb · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-usb · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-wireless · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-debug-modules-wireless · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-devel · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-devel · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-doc · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-doc · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-core · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-core · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-deprecated · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-deprecated · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-desktop · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-desktop · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-extra · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-extra · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-extra-netfilter · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-extra-netfilter · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-usb · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-usb · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-wireless · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-modules-wireless · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-tools · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek-tools · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-core · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-core · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-devel · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-devel · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-core · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-core · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-deprecated · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-deprecated · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-desktop · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-desktop · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-extra · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-extra · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-extra-netfilter · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-extra-netfilter · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-usb · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-usb · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-wireless · ol 10 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| kernel-uek64k-modules-wireless · ol 9 | 0:6.12.0-200.74.27.el9uek | ELSA-2026-50160 | Mar 20, 2026 |
| linux · Debian 12.15 (bookworm) | 6.1.162-1 | DEBIAN-CVE-2026-23093 | Feb 4, 2026 |
| linux · Debian 13.5 (trixie) | 6.12.69-1 | DEBIAN-CVE-2026-23093 | Feb 4, 2026 |
| linux · Debian 14 | 6.18.8-1 | DEBIAN-CVE-2026-23093 | Feb 4, 2026 |
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