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Vulnerability · Published May 21, 2024 · Assigned by Linux

CVE-2021-47409usb: dwc2: check return value after calling platform_get_resource()

Medium 5.5

In plain English

A medium-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 0.2% (higher than 16% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 84.4% 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: usb: dwc2: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux5.14.12-1DEBIAN-CVE-2021-47409
Debian:13linux5.14.12-1DEBIAN-CVE-2021-47409
Debian:14linux5.14.12-1DEBIAN-CVE-2021-47409
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2021-47409
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2021-47409
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2021-47409

Affected products (as reported)

VendorProductVersions
Linux Linux 348becdcc3196addbe882e8a10451744e489e389 – before 4b7f4a0eb92bf37bea4cd838c7f83ea42823ca8b348becdcc3196addbe882e8a10451744e489e389 – before a7182993dd8e09f96839ddc3ac54f9b37370d282348becdcc3196addbe882e8a10451744e489e389 – before 8b9c1c33e51d0959f2aec573dfbac0ffd3f5c0b7348becdcc3196addbe882e8a10451744e489e389 – before 2754fa3b73df7d0ae042f3ed6cfd9df9042f6262348becdcc3196addbe882e8a10451744e489e389 – before 337f00a0bc62d7cb7d10ec0b872c79009a1641df348becdcc3196addbe882e8a10451744e489e389 – before 856e6e8e0f9300befa87dde09edb578555c99a82
Linux Linux 4.11

References