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Vulnerability · Published Oct 14, 2026 · Assigned by Linux

CVE-2026-98409watchdog: rtd119x: Avoid division by zero

Unrated

In plain English

A security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS )–Not rated
Exploit odds (30 days)0.2%top 87.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: watchdog: rtd119x: Avoid division by zero clk_get_rate() could return 0. Avoid a division by zero panic.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linuxno fix listedDEBIAN-CVE-2026-98409
Debian:13linux6.12.113-1DEBIAN-CVE-2026-98409
Debian:14linux7.2.8-1DEBIAN-CVE-2026-98409
Debian:12linux-6.126.12.113-1~deb12u1DEBIAN-CVE-2026-98409
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinuxno fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux7.0.0-42.42UBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-awsno fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-aws7.0.0-1016.17UBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-aws-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-aws-7.0no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-azure-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azure-7.0no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-azure-fde-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azure-fde-7.0no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-gcp7.0.0-1016.18UBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-gcp-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-gcp-7.0no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-hwe-6.17no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-hwe-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-hwe-7.07.0.0-42.42~24.04.1UBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-ibm7.0.0-1017.17UBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-ibm-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-nvidia-6.17no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-nvidia-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-nvidia-7.0no fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-nvidia-bosno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-nvidia-lowlatencyno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-oem-6.17no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-oem-7.07.0.0-1017.17UBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-oracle7.0.0-1015.16UBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-oracle-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-oracle-7.0no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-98409
Ubuntu:26.04:LTSlinux-riscv7.0.0-42.42.1UBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-riscv-6.8no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-riscv-7.07.0.0-42.42.1~24.04.1UBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-vmwareno fix listedUBUNTU-CVE-2026-98409
Ubuntu:24.04:LTSlinux-xilinxno fix listedUBUNTU-CVE-2026-98409
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2026-98409

Affected products (as reported)

VendorProductVersions
Linux Linux 2bdf6acbfead7e9aa69f36ee5682d1e5c8f70367 – before b2876193a150301993ab2f88afde07568e4de9c72bdf6acbfead7e9aa69f36ee5682d1e5c8f70367 – before 5cfea211bd3440b1de0b2d7dc2809c6350a5b7222bdf6acbfead7e9aa69f36ee5682d1e5c8f70367 – before d4ef7cf5d31c3cbc6f87721fb950ab10dadeee722bdf6acbfead7e9aa69f36ee5682d1e5c8f70367 – before 757c721545b9ffac5c3042a0cd3685ea28af7e812bdf6acbfead7e9aa69f36ee5682d1e5c8f70367 – before 1f22001b34984350844d629862f70934770cb7962bdf6acbfead7e9aa69f36ee5682d1e5c8f70367 – before b4ede87765a2e58ca4f18f5f8037c4826b9cc93f2bdf6acbfead7e9aa69f36ee5682d1e5c8f70367 – before 8a12e049d517d7dee78500633f8f0e47262a67e02bdf6acbfead7e9aa69f36ee5682d1e5c8f70367 – before 5af7d2cbd20f893def03c8310a460ade66a5d822
Linux Linux 4.16

References