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Vulnerability · Published Oct 18, 2026 · Assigned by Linux

CVE-2026-98721mtd: rawnand: cadence: Initialize IRQ state before requesting IRQ

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 11% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS )–Not rated
Exploit odds (30 days)0.2%top 88.7% 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: mtd: rawnand: cadence: Initialize IRQ state before requesting IRQ The Cadence NAND interrupt handler uses both the IRQ lock and completion object. Registering the IRQ before initializing them leaves a window in which a pending interrupt can access uninitialized synchronization state. Initialize them before registering the handler.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linuxno fix listedDEBIAN-CVE-2026-98721
Debian:13linux6.12.113-1DEBIAN-CVE-2026-98721
Debian:14linux7.2.10-1DEBIAN-CVE-2026-98721
Debian:12linux-6.126.12.113-1~deb12u1DEBIAN-CVE-2026-98721
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinuxno fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinuxno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-awsno fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-awsno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-aws-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-aws-7.0no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-azure-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azure-7.0no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-azure-fde-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azure-fde-7.0no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-gcp-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-gcp-7.0no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-hwe-6.17no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-hwe-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-hwe-7.0no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-ibm-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-nvidia-6.17no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-nvidia-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-nvidia-7.0no fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-nvidia-bosno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-nvidia-lowlatencyno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-oem-6.17no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-oem-7.0no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-oracle-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-oracle-7.0no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-98721
Ubuntu:26.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-riscv-6.8no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-riscv-7.0no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-vmwareno fix listedUBUNTU-CVE-2026-98721
Ubuntu:24.04:LTSlinux-xilinxno fix listedUBUNTU-CVE-2026-98721
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2026-98721

Affected products (as reported)

VendorProductVersions
Linux Linux ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – before 942274f94c1d547fb212de4403e9ee66443a9c86ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – before f636a8c4e1c8c82d2dae3b4af16e9aa9971ef0a2ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – before 4592c3b4de4b65ec5d5265a272f84d5691005c14ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – before c69d8aceda362c95bbc4e2182f5829275a7db0c8ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – before 24319f25b641e55f84e55455092a39a2485c78d4ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – before 1ed0ccd5649154bfc00ab11c59262d4f42515252ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – before bbd87eca5407288f2b63ff9357c611cd57e7e640ec4ba01e894d3165e4d1ccbef782ef5593b708b4 – before 21f027016b1290d13c30b198ae7a00e6b3d1d5a5
Linux Linux 5.5

References