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Ubuntu: (CVE-2021-47206): linux vulnerability

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Ubuntu: (CVE-2021-47206): linux vulnerability

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
04/10/2024
Created
11/21/2024
Added
11/19/2024
Modified
02/11/2025

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.

Solution(s)

  • ubuntu-upgrade-linux
  • ubuntu-upgrade-linux-aws
  • ubuntu-upgrade-linux-aws-5-4
  • ubuntu-upgrade-linux-aws-fips
  • ubuntu-upgrade-linux-aws-hwe
  • ubuntu-upgrade-linux-azure
  • ubuntu-upgrade-linux-azure-4-15
  • ubuntu-upgrade-linux-azure-5-4
  • ubuntu-upgrade-linux-azure-fips
  • ubuntu-upgrade-linux-bluefield
  • ubuntu-upgrade-linux-fips
  • ubuntu-upgrade-linux-gcp
  • ubuntu-upgrade-linux-gcp-4-15
  • ubuntu-upgrade-linux-gcp-5-4
  • ubuntu-upgrade-linux-gcp-fips
  • ubuntu-upgrade-linux-gkeop
  • ubuntu-upgrade-linux-hwe
  • ubuntu-upgrade-linux-hwe-5-4
  • ubuntu-upgrade-linux-ibm
  • ubuntu-upgrade-linux-ibm-5-4
  • ubuntu-upgrade-linux-kvm
  • ubuntu-upgrade-linux-oracle
  • ubuntu-upgrade-linux-oracle-5-4
  • ubuntu-upgrade-linux-raspi
  • ubuntu-upgrade-linux-raspi-5-4

References

  • https://attackerkb.com/topics/cve-2021-47206
  • CVE - 2021-47206
  • https://git.kernel.org/linus/9eff2b2e59fda25051ab36cd1cb5014661df657b
  • https://git.kernel.org/stable/c/065334f6640d074a1caec2f8b0091467a22f9483
  • https://git.kernel.org/stable/c/2474eb7fc3bfbce10f7b8ea431fcffe5dd5f5100
  • https://git.kernel.org/stable/c/28e016e02118917e50a667bc72fb80098cf2b460
  • https://git.kernel.org/stable/c/2f18f97a1a787154a372c0738f1576f14b693d91
  • https://git.kernel.org/stable/c/951b8239fd24678b56c995c5c0456ab12e059d19
  • https://git.kernel.org/stable/c/9eff2b2e59fda25051ab36cd1cb5014661df657b
  • https://git.kernel.org/stable/c/bb6ed2e05eb6e8619b30fa854f9becd50c11723f
  • https://git.kernel.org/stable/c/f98986b7acb4219f95789095eced93ed69d81d35
  • https://www.cve.org/CVERecord?id=CVE-2021-47206
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