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Vulnerability · Published Jan 30, 2026 · Assigned by ibm

CVE-2025-36427IBM 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 31% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 69.3% 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 a user to cause a denial of service due to insufficient validation of special elements in data query logic.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinuxno fix listedUBUNTU-CVE-2025-36427
Ubuntu:25.10linuxno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-36427
Ubuntu:25.10linux-awsno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-aws-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-36427
Ubuntu:25.10linux-azureno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-azure-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-36427
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-azure-fde-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-36427
Ubuntu:25.10linux-gcpno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-gcp-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-hwe-6.17no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-hwe-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-ibm-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-nvidia-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-nvidia-lowlatencyno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-oem-6.17no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2025-36427
Ubuntu:25.10linux-oracleno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-oracle-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-raspino fix listedUBUNTU-CVE-2025-36427
Ubuntu:25.10linux-raspino fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-36427
Ubuntu:25.10linux-realtimeno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-36427
Ubuntu:25.10linux-riscvno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-riscv-6.8no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2025-36427
Ubuntu:24.04:LTSlinux-xilinxno fix listedUBUNTU-CVE-2025-36427
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2025-36427

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