Answer in brief
CVE-2026-72027 records a Unknown severity vulnerability in mm/compaction: handle free_pages_prepare() properly in compaction_free(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=733aea0b3a7bba0451dfc19322665de13a5b7af4 <de8577db09039d4950239b01446ab5ead9028ab4 || >=733aea0b3a7bba0451dfc19322665de13a5b7af4 <018d7ad26cb8bdfe9842f2ca68a42b0bfdcc82fe || >=733aea0b3a7bba0451dfc19322665de13a5b7af4 <23afc3786acf359c135093893fb43a436768c832 || >=733aea0b3a7bba0451dfc19322665de13a5b7af4 <7da7d599b8a83271c464adfd5ef160202b470570 | de8577db09039d4950239b01446ab5ead9028ab4, 018d7ad26cb8bdfe9842f2ca68a42b0bfdcc82fe, 23afc3786acf359c135093893fb43a436768c832, 7da7d599b8a83271c464adfd5ef160202b470570 |
| Linux/Linuxgeneric | 6.9 | Not reported |
Published upstream
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 15, 2026
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.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-72027 records a Unknown severity vulnerability in mm/compaction: handle free_pages_prepare() properly in compaction_free(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=733aea0b3a7bba0451dfc19322665de13a5b7af4 <de8577db09039d4950239b01446ab5ead9028ab4 || >=733aea0b3a7bba0451dfc19322665de13a5b7af4 <018d7ad26cb8bdfe9842f2ca68a42b0bfdcc82fe || >=733aea0b3a7bba0451dfc19322665de13a5b7af4 <23afc3786acf359c135093893fb43a436768c832 || >=733aea0b3a7bba0451dfc19322665de13a5b7af4 <7da7d599b8a83271c464adfd5ef160202b470570 | de8577db09039d4950239b01446ab5ead9028ab4, 018d7ad26cb8bdfe9842f2ca68a42b0bfdcc82fe, 23afc3786acf359c135093893fb43a436768c832, 7da7d599b8a83271c464adfd5ef160202b470570 |
| Linux/Linuxgeneric | 6.9 | Not reported |
Published upstream
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 15, 2026
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.
Quoted source text, attributed separately from HOL analysis.