CVE-2025-39929
smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path
CVE-2025-39929 is fixed in 36 products on 1 platform, first by DEBIAN-CVE-2025-39929, released October 4, 2025. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.5
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0031
24th percentile
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path During tests of another unrelated patch I was able to trigger this error: Objects remaining on __kmem_cache_shutdown()
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| kernel-uek · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-core · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-core · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-core · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-core · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-devel · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-devel · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-core · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-core · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-deprecated · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-deprecated · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-desktop · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-desktop · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-extra · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-extra · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-extra-netfilter · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-extra-netfilter · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-usb · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-usb · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-wireless · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-debug-modules-wireless · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-devel · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-devel · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-doc · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-doc · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-core · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-core · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-deprecated · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-deprecated · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-desktop · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-desktop · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-extra · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-extra · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-extra-netfilter · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-extra-netfilter · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-usb · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-usb · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-wireless · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-modules-wireless · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-tools · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek-tools · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-core · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-core · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-devel · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-devel · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-core · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-core · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-deprecated · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-deprecated · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-desktop · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-desktop · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-extra · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-extra · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-extra-netfilter · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-extra-netfilter · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-usb · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-usb · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-wireless · ol 10 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| kernel-uek64k-modules-wireless · ol 9 | 0:6.12.0-105.51.5.el9uek | ELSA-2025-25754 | Nov 9, 2025 |
| linux · Debian 12.15 (bookworm) | 6.1.158-1 | DEBIAN-CVE-2025-39929 | Oct 4, 2025 |
| linux · Debian 13.5 (trixie) | 6.12.57-1 | DEBIAN-CVE-2025-39929 | Oct 4, 2025 |
| linux · Debian 14 | 6.16.9-1 | DEBIAN-CVE-2025-39929 | Oct 4, 2025 |
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