CVE-2026-23093

8 documents8 sources
Severity
5.5MEDIUM
EPSS
0.0%
top 93.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedFeb 4
Latest updateApr 9

Description

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

NVDlinux/linux_kernel5.155.15.199+5
CVEListV5linux/linux0626e6641f6b467447c81dd7678a69c66f7746cff569f5b8bfd5133defdf9c7f8a72c63aa11f54ec+6
Debianlinux< 6.1.162-1+2
Debianlinux-6.1< 6.1.162-1~deb11u1

Patches

🔴Vulnerability Details

3
CVEList
ksmbd: smbd: fix dma_unmap_sg() nents2026-02-04
GHSA
GHSA-wm77-g5xw-58c7: In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dma_unmap_sg() nents The dma_unmap_sg() functions should be cal2026-02-04
OSV
CVE-2026-23093: In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dma_unmap_sg() nents The dma_unmap_sg() functions should be calle2026-02-04

📋Vendor Advisories

3
Ubuntu
Linux kernel (NVIDIA Tegra) vulnerabilities2026-04-09
Red Hat
kernel: ksmbd: smbd: fix dma_unmap_sg() nents2026-02-04
Debian
CVE-2026-23093: linux - In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd...2026

🕵️Threat Intelligence

1
Wiz
CVE-2026-23093 Impact, Exploitability, and Mitigation Steps | Wiz
CVE-2026-23093 (MEDIUM CVSS 5.5) | In the Linux kernel | cvebase.io