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Vulnerability · Published Apr 10, 2024 · Assigned by Linux

CVE-2021-47206usb: host: ohci-tmio: 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 13% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 86.5% 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: host: ohci-tmio: 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:12linux5.15.5-1DEBIAN-CVE-2021-47206
Debian:13linux5.15.5-1DEBIAN-CVE-2021-47206
Debian:14linux5.15.5-1DEBIAN-CVE-2021-47206
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2021-47206
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2021-47206
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2021-47206

Affected products (as reported)

VendorProductVersions
Linux Linux 78c73414f4f6744e2ea5a07b263a9698aa6f2416 – before 28e016e02118917e50a667bc72fb80098cf2b46078c73414f4f6744e2ea5a07b263a9698aa6f2416 – before 2f18f97a1a787154a372c0738f1576f14b693d9178c73414f4f6744e2ea5a07b263a9698aa6f2416 – before bb6ed2e05eb6e8619b30fa854f9becd50c11723f78c73414f4f6744e2ea5a07b263a9698aa6f2416 – before 951b8239fd24678b56c995c5c0456ab12e059d1978c73414f4f6744e2ea5a07b263a9698aa6f2416 – before f98986b7acb4219f95789095eced93ed69d81d3578c73414f4f6744e2ea5a07b263a9698aa6f2416 – before 2474eb7fc3bfbce10f7b8ea431fcffe5dd5f510078c73414f4f6744e2ea5a07b263a9698aa6f2416 – before 065334f6640d074a1caec2f8b0091467a22f948378c73414f4f6744e2ea5a07b263a9698aa6f2416 – before 9eff2b2e59fda25051ab36cd1cb5014661df657b
Linux Linux 2.6.28

References