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Red Hat: CVE-2024-46826: kernel: ELF: fix kernel.randomize_va_space double read (Multiple Advisories)

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Red Hat: CVE-2024-46826: kernel: ELF: fix kernel.randomize_va_space double read (Multiple Advisories)

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
09/27/2024
Created
11/07/2024
Added
11/06/2024
Modified
11/06/2024

Description

In the Linux kernel, the following vulnerability has been resolved: ELF: fix kernel.randomize_va_space double read ELF loader uses "randomize_va_space" twice. It is sysctl and can change at any moment, so 2 loads could see 2 different values in theory with unpredictable consequences. Issue exactly one load for consistent value across one exec.

Solution(s)

  • redhat-upgrade-kernel
  • redhat-upgrade-kernel-rt

References

  • CVE-2024-46826
  • RHSA-2024:8856
  • RHSA-2024:8870

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