CVE-2025-39933

Updated: 2026-02-04 04:17:07.449225

Description:

In the Linux kernel, the following vulnerability has been resolved: smb: client: let recv_done verify data_offset, data_length and remaining_data_length This is inspired by the related server fixes.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x 0.0
CVSS Version 3.x MEDIUM 5.5

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

AlmaLinux 9.2 ESU kernel 5.14.0 5.5 MEDIUM In Testing 2026-01-29 04:13:12
CentOS 8.4 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2026-02-05 04:22:36 This flaw is confined to the SMB client receive path and yields only a denial‑of‑service (kernel...
CentOS 8.5 ELS kernel 4.18.0 5.5 MEDIUM In Testing 2026-02-07 05:05:07
CentOS Stream 8 ELS kernel 4.18.0 5.5 MEDIUM Released CLSA-2026:1770032032 2026-02-02 15:01:45
Oracle Linux 7 ELS kernel-uek 5.4.17 5.5 MEDIUM Ignored 2026-02-05 04:18:24 This flaw sits in the kernel SMB client receive path and is only reachable when the host actively co...
TuxCare 9.6 ESU kernel 5.14.0 5.5 MEDIUM Needs Triage 2026-01-19 16:16:15
Ubuntu 20.04 ELS linux 5.4.0 5.5 MEDIUM Ignored 2026-02-05 04:13:53 This flaw is reachable only through the kernel SMB/CIFS client path during an active SMB mount to a ...