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THREAT OPS › Threat News › [NVD] CVE-2021-46910 (HIGH 7.0) — In the Linux kernel, the following vulnerability has been resolved: ARM: 9063/1: mm: reduce maximum number of CPUs if DEBUG_KMAP_LOCAL is enabled The debugging code for kmap_local() doubles the number of per-CPU fixmap slots allocated for kmap_local(), in order to use half of t

[NVD] CVE-2021-46910 (HIGH 7.0) — In the Linux kernel, the following vulnerability has been resolved: ARM: 9063/1: mm: reduce maximum number of CPUs if DEBUG_KMAP_LOCAL is enabled The debugging code for kmap_local() doubles the number of per-CPU fixmap slots allocated for kmap_local(), in order to use half of t

lownvdPublished 2024-02-27

CVE-2021-46910 CVSS: 7.0 HIGH Published: 2024-02-27T07:15:07.307

In the Linux kernel, the following vulnerability has been resolved:

ARM: 9063/1: mm: reduce maximum number of CPUs if DEBUG_KMAP_LOCAL is enabled

The debugging code for kmap_local() doubles the number of per-CPU fixmap slots allocated for kmap_local(), in order to use half of them as guard regions. This causes the fixmap region to

Indicators of compromise

CVE-2021-46910cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2021-46910