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Vulnerability · Published Sep 11, 2026 · Assigned by Linux

CVE-2026-89553nouveau/gem: reserve the bo in the info ioctl around the vma lookup

High 7.8

In plain English

A high-severity 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 0.1% (higher than 3% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.1%top 97.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: nouveau/gem: reserve the bo in the info ioctl around the vma lookup In the non-uvmm path, there could be a race between the info lookup finding the vma, and the gem close path closing the vma leading to a use-after-free. Spotted with the help of Opus 4.6.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linuxno fix listedDEBIAN-CVE-2026-89553
Debian:13linux6.12.111-1DEBIAN-CVE-2026-89553
Debian:14linux7.2.6-1DEBIAN-CVE-2026-89553
Debian:12linux-6.126.12.111-1~deb12u1DEBIAN-CVE-2026-89553
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinuxno fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux7.0.0-42.42UBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-awsno fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-aws7.0.0-1016.17UBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-aws-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-aws-7.0no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-azure-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azure-7.0no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-azure-fde-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azure-fde-7.0no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-gcp7.0.0-1016.18UBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-gcp-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-gcp-7.0no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-hwe-6.17no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-hwe-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-hwe-7.07.0.0-42.42~24.04.1UBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-ibm7.0.0-1017.17UBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-ibm-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-nvidia-6.17no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-nvidia-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-nvidia-7.0no fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-nvidia-bosno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-nvidia-lowlatencyno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-nvidia-tegra6.8.0-1038.42UBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-oem-6.17no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-oem-7.07.0.0-1017.17UBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-oracle7.0.0-1015.16UBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-oracle-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-oracle-7.0no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-89553
Ubuntu:26.04:LTSlinux-riscv7.0.0-42.42.1UBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-riscv-6.8no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-riscv-7.07.0.0-42.42.1~24.04.1UBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-vmwareno fix listedUBUNTU-CVE-2026-89553
Ubuntu:24.04:LTSlinux-xilinxno fix listedUBUNTU-CVE-2026-89553
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2026-89553

Affected products (as reported)

VendorProductVersions
Linux Linux e758a3111914af7ee4351be86f1ac0efe87ed06e – before 3e9c9090d4cc5a61ab5067ac5502c4fd37891b97e758a3111914af7ee4351be86f1ac0efe87ed06e – before 24340ab41c33e16b3d64d89cb738ecd83c78de49e758a3111914af7ee4351be86f1ac0efe87ed06e – before f57e0d3bee3f7a459c048e10fd1cbcfd1dac2e0fe758a3111914af7ee4351be86f1ac0efe87ed06e – before e05c28bd6043d0fd0bea9c3fc49300a8871a1a81e758a3111914af7ee4351be86f1ac0efe87ed06e – before 208867763843aa82efcbe3b771f1b8e6c7aa820ae758a3111914af7ee4351be86f1ac0efe87ed06e – before ff110e85837d7ecd83f36078107be240ff5ae409e758a3111914af7ee4351be86f1ac0efe87ed06e – before e60466011ac3a6b8045e6cc3c2cbb30d58039d2ee758a3111914af7ee4351be86f1ac0efe87ed06e – before 5e17160d41d92823f3379c1982e1369680c5ce4d
Linux Linux 3.1

References