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Ubuntu: (CVE-2021-47149): linux vulnerability

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Ubuntu: (CVE-2021-47149): linux vulnerability

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
03/25/2024
Created
11/21/2024
Added
11/19/2024
Modified
02/11/2025

Description

In the Linux kernel, the following vulnerability has been resolved: net: fujitsu: fix potential null-ptr-deref In fmvj18x_get_hwinfo(), if ioremap fails there will be NULL pointer deref. To fix this, check the return value of ioremap and return -1 to the caller in case of failure.

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-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-2021-47149
  • CVE - 2021-47149
  • https://git.kernel.org/stable/c/22049c3d40f08facd1867548716a484dad6b3251
  • https://git.kernel.org/stable/c/52202be1cd996cde6e8969a128dc27ee45a7cb5e
  • https://git.kernel.org/stable/c/6dbf1101594f7c76990b63c35b5a40205a914b6b
  • https://git.kernel.org/stable/c/71723a796ab7881f491d663c6cd94b29be5fba50
  • https://git.kernel.org/stable/c/7883d3895d0fbb0ba9bff0f8665f99974b45210f
  • https://git.kernel.org/stable/c/b92170e209f7746ed72eaac98f2c2f4b9af734e6
  • https://git.kernel.org/stable/c/c4f1c23edbe921ab2ecd6140d700e756cd44c5f7
  • https://git.kernel.org/stable/c/f14bf57a08779a5dee9936f63ada0149ea89c5e6
  • https://www.cve.org/CVERecord?id=CVE-2021-47149
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