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Vulnerability · Published Apr 16, 2025 · Assigned by Linux

CVE-2025-22043ksmbd: add bounds check for durable handle context

High 8.1

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 0.5% (higher than 42% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.1High
Exploit odds (30 days)0.5%top 58.0% 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: ksmbd: add bounds check for durable handle context Add missing bounds check for durable handle context.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linuxno fix listedDEBIAN-CVE-2025-22043
Debian:13linux6.12.25-1DEBIAN-CVE-2025-22043
Debian:14linux6.12.25-1DEBIAN-CVE-2025-22043
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinuxno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-aws-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-azure-6.116.11.0-1018.18~24.04.1UBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-azure-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-22043
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-azure-fde-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-gcp-6.116.11.0-1016.16~24.04.1UBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-gcp-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-hwe-6.116.11.0-28.28~24.04.1UBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-hwe-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-ibm-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-intelno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-intel-iotgno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-kvmno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-lowlatencyno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.116.11.0-1015.16~24.04.2UBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-nvidia-6.116.11.0-1012.12UBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-nvidia-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-nvidia-lowlatencyno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-nvidia-tegrano fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-nvidia-tegra-igxno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-oem-6.116.11.0-1024.24UBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-oracleno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-oracle-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-raspino fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-raspino fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-riscv-6.8no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-vmwareno fix listedUBUNTU-CVE-2025-22043
Ubuntu:24.04:LTSlinux-xilinxno fix listedUBUNTU-CVE-2025-22043
Ubuntu:22.04:LTSlinux-xilinx-zynqmpno fix listedUBUNTU-CVE-2025-22043

Affected products (as reported)

VendorProductVersions
Linux Linux 0626e6641f6b467447c81dd7678a69c66f7746cf – before 8d4848c45943c9cf5e86142fd7347efa97f497db0626e6641f6b467447c81dd7678a69c66f7746cf – before 29b946714d6aa77de54c71243bba39469ac43ef20626e6641f6b467447c81dd7678a69c66f7746cf – before 1107b9ed92194603593c51829a3887812ae9e8060626e6641f6b467447c81dd7678a69c66f7746cf – before f0db3d9d416e332a0d6f045a1509539d3a4cd8980626e6641f6b467447c81dd7678a69c66f7746cf – before 542027e123fc0bfd61dd59e21ae0ee4ef2101b29
Linux Linux 5.15

References