CVE-2026-72027
High
Description
In the Linux kernel, the following vulnerability has been resolved: mm/compaction: handle free_pages_prepare() properly in compaction_free() free_pages_prepare() can fail but compaction_free() does not handle the failure case. Failed pages should not be added back to cc->freepages for future use, since they can be either PageHWPoison or free_page_is_bad() and might cause data corruption.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux
PublishedAug 15, 2026
First seenAug 15, 2026
How to fix
Update
- Linux Linuxde8577db09039d4950239b01446ab5ead9028ab4, 018d7ad26cb8bdfe9842f2ca68a42b0bfdcc82fe, 23afc3786acf359c135093893fb43a436768c832, 7da7d599b8a83271c464adfd5ef160202b470570 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 733aea0b3a7bba0451dfc19322665de13a5b7af4 ≤ v < de8577db09039d4950239b01446ab5ead9028ab4, 733aea0b3a7bba0451dfc19322665de13a5b7af4 ≤ v < 018d7ad26cb8bdfe9842f2ca68a42b0bfdcc82fe, 733aea0b3a7bba0451dfc19322665de13a5b7af4 ≤ v < 23afc3786acf359c135093893fb43a436768c832, 733aea0b3a7bba0451dfc19322665de13a5b7af4 ≤ v < 7da7d599b8a83271c464adfd5ef160202b470570, 6.9 | de8577db09039d4950239b01446ab5ead9028ab4, 018d7ad26cb8bdfe9842f2ca68a42b0bfdcc82fe, 23afc3786acf359c135093893fb43a436768c832, 7da7d599b8a83271c464adfd5ef160202b470570 |
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