CVE-2026-98172
smb: client: fix smbd_connection leak on cifs_get_tcp_session() error
CVE-2026-98172 is fixed in 37 products on 1 platform, first by DEBIAN-CVE-2026-98172, released October 6, 2026. It is not reported as exploited. Patch Radar priority: Urgent.
Urgent
CVSS
9.8
Critical
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0018
7th percentile
ELSA-2026-500572: Unbreakable Enterprise kernel security update (IMPORTANT)
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| kernel-uek · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-core · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-core · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-core · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-core · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-devel · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-devel · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-core · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-core · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-deprecated · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-deprecated · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-desktop · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-desktop · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-extra · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-extra · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-extra-netfilter · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-extra-netfilter · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-usb · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-usb · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-wireless · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-debug-modules-wireless · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-devel · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-devel · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-doc · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-doc · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-core · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-core · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-deprecated · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-deprecated · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-desktop · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-desktop · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-extra · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-extra · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-extra-netfilter · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-extra-netfilter · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-usb · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-usb · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-wireless · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-modules-wireless · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-tools · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek-tools · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-core · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-core · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-devel · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-devel · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-core · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-core · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-deprecated · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-deprecated · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-desktop · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-desktop · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-extra · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-extra · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-extra-netfilter · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-extra-netfilter · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-usb · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-usb · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-wireless · ol 10 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| kernel-uek64k-modules-wireless · ol 9 | 0:6.12.0-208.112.5.el9uek | ELSA-2026-500572 | Nov 7, 2026 |
| linux · Debian 12.15 (bookworm) | 6.1.190-1 | DEBIAN-CVE-2026-98172 | Oct 6, 2026 |
| linux · Debian 13.5 (trixie) | 6.12.113-1 | DEBIAN-CVE-2026-98172 | Oct 6, 2026 |
| linux · Debian 14 | 7.2.8-1 | DEBIAN-CVE-2026-98172 | Oct 6, 2026 |
| linux-6.12 · Debian 12.15 (bookworm) | 6.12.113-1~deb12u1 | DEBIAN-CVE-2026-98172 | Oct 6, 2026 |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.