Description

In the Linux kernel, the following vulnerability has been resolved: mm/compaction: fix UBSAN shift-out-of-bounds warning syzkaller reported a UBSAN shift-out-of-bounds warning of (1UL << order) in isolate_freepages_block(). The bogus compound_order can be any value because it is union with flags. Add back the MAX_PAGE_ORDER check to fix the warning.

INFO

Published Date :

2025-02-27T20:04:14.733Z

Last Modified :

2025-05-04T07:21:46.285Z

Source :

Linux
AFFECTED PRODUCTS

The following products are affected by CVE-2025-21815 vulnerability.

Vendors Products
Linux
  • Linux Kernel
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-21815.

URL Resource
https://git.kernel.org/stable/c/10b7d3eb535098ccd4c82a182a33655d8a0e5c88 cve-icon cve-icon
https://git.kernel.org/stable/c/4491159774d973a9e2e998d25d8fbb20fada6dfa cve-icon cve-icon
https://git.kernel.org/stable/c/d1366e74342e75555af2648a2964deb2d5c92200 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025022709-CVE-2025-21815-19c9@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-21815 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-21815 cve-icon
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