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Vulnerability · Published Jan 30, 2026 · Assigned by ibm

CVE-2025-36009IBM Db2 Denial of Service

Medium 6.5

In plain English

A medium-severity security flaw in Db2 for Linux, UNIX and Windows from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 67.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow an authenticated user to cause a denial of service due to excessive use of a global variable.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinuxno fix listedUBUNTU-CVE-2025-36009
Ubuntu:25.10linuxno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-36009
Ubuntu:25.10linux-awsno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-aws-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-36009
Ubuntu:25.10linux-azureno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-azure-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-36009
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-azure-fde-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-36009
Ubuntu:25.10linux-gcpno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-gcp-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-hwe-6.17no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-hwe-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-ibm-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-nvidia-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-nvidia-lowlatencyno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-oem-6.17no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2025-36009
Ubuntu:25.10linux-oracleno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-oracle-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-raspino fix listedUBUNTU-CVE-2025-36009
Ubuntu:25.10linux-raspino fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-36009
Ubuntu:25.10linux-realtimeno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-36009
Ubuntu:25.10linux-riscvno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-riscv-6.8no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2025-36009
Ubuntu:24.04:LTSlinux-xilinxno fix listedUBUNTU-CVE-2025-36009
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2025-36009

Affected products (as reported)

VendorProductVersions
IBM Db2 for Linux, UNIX and Windows 11.5.0 – through 11.5.912.1.0 – through 12.1.3

Weakness: CWE-1284 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References