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Alma Linux: CVE-2021-47384: Important: kernel security update (Multiple Advisories)

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Alma Linux: CVE-2021-47384: Important: kernel security update (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
05/21/2024
Created
09/27/2024
Added
09/26/2024
Modified
09/26/2024

Description

In the Linux kernel, the following vulnerability has been resolved: hwmon: (w83793) Fix NULL pointer dereference by removing unnecessary structure field If driver read tmp value sufficient for (tmp & 0x08) && (!(tmp & 0x80)) && ((tmp & 0x7) == ((tmp >> 4) & 0x7)) from device then Null pointer dereference occurs. (It is possible if tmp = 0b0xyz1xyz, where same literals mean same numbers) Also lm75[] does not serve a purpose anymore after switching to devm_i2c_new_dummy_device() in w83791d_detect_subclients(). The patch fixes possible NULL pointer dereference by removing lm75[]. Found by Linux Driver Verification project (linuxtesting.org). [groeck: Dropped unnecessary continuation lines, fixed multi-line alignments]

Solution(s)

  • alma-upgrade-bpftool
  • alma-upgrade-kernel
  • alma-upgrade-kernel-abi-stablelists
  • alma-upgrade-kernel-core
  • alma-upgrade-kernel-cross-headers
  • alma-upgrade-kernel-debug
  • alma-upgrade-kernel-debug-core
  • alma-upgrade-kernel-debug-devel
  • alma-upgrade-kernel-debug-modules
  • alma-upgrade-kernel-debug-modules-extra
  • alma-upgrade-kernel-devel
  • alma-upgrade-kernel-doc
  • alma-upgrade-kernel-headers
  • alma-upgrade-kernel-modules
  • alma-upgrade-kernel-modules-extra
  • alma-upgrade-kernel-rt
  • alma-upgrade-kernel-rt-core
  • alma-upgrade-kernel-rt-debug
  • alma-upgrade-kernel-rt-debug-core
  • alma-upgrade-kernel-rt-debug-devel
  • alma-upgrade-kernel-rt-debug-kvm
  • alma-upgrade-kernel-rt-debug-modules
  • alma-upgrade-kernel-rt-debug-modules-extra
  • alma-upgrade-kernel-rt-devel
  • alma-upgrade-kernel-rt-kvm
  • alma-upgrade-kernel-rt-modules
  • alma-upgrade-kernel-rt-modules-extra
  • alma-upgrade-kernel-tools
  • alma-upgrade-kernel-tools-libs
  • alma-upgrade-kernel-tools-libs-devel
  • alma-upgrade-kernel-zfcpdump
  • alma-upgrade-kernel-zfcpdump-core
  • alma-upgrade-kernel-zfcpdump-devel
  • alma-upgrade-kernel-zfcpdump-modules
  • alma-upgrade-kernel-zfcpdump-modules-extra
  • alma-upgrade-perf
  • alma-upgrade-python3-perf

References

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