Answer in brief
CVE-2024-38663 records a Unknown severity vulnerability in blk-cgroup: fix list corruption from resetting io stat. 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 | >=3b8cc6298724021da845f2f9fd7dd4b6829a6817 <d4a60298ac34f027a09f8f893fdbd9e06279bb24 || >=3b8cc6298724021da845f2f9fd7dd4b6829a6817 <89bb36c72e1951843f9e04dc84412e31fcc849a9 || >=3b8cc6298724021da845f2f9fd7dd4b6829a6817 <6da6680632792709cecf2b006f2fe3ca7857e791 | d4a60298ac34f027a09f8f893fdbd9e06279bb24, 89bb36c72e1951843f9e04dc84412e31fcc849a9, 6da6680632792709cecf2b006f2fe3ca7857e791 |
| Linux/Linuxgeneric | 6.2 | Not reported |
Published upstream
Jun 24, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix list corruption from resetting io stat Since commit 3b8cc6298724 ("blk-cgroup: Optimize blkcg_rstat_flush()"), each iostat instance is added to blkcg percpu list, so blkcg_reset_stats() can't reset the stat instance by memset(), otherwise the llist may be corrupted. Fix the issue by only resetting the counter part.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2024-38663 records a Unknown severity vulnerability in blk-cgroup: fix list corruption from resetting io stat. 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 | >=3b8cc6298724021da845f2f9fd7dd4b6829a6817 <d4a60298ac34f027a09f8f893fdbd9e06279bb24 || >=3b8cc6298724021da845f2f9fd7dd4b6829a6817 <89bb36c72e1951843f9e04dc84412e31fcc849a9 || >=3b8cc6298724021da845f2f9fd7dd4b6829a6817 <6da6680632792709cecf2b006f2fe3ca7857e791 | d4a60298ac34f027a09f8f893fdbd9e06279bb24, 89bb36c72e1951843f9e04dc84412e31fcc849a9, 6da6680632792709cecf2b006f2fe3ca7857e791 |
| Linux/Linuxgeneric | 6.2 | Not reported |
Published upstream
Jun 24, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix list corruption from resetting io stat Since commit 3b8cc6298724 ("blk-cgroup: Optimize blkcg_rstat_flush()"), each iostat instance is added to blkcg percpu list, so blkcg_reset_stats() can't reset the stat instance by memset(), otherwise the llist may be corrupted. Fix the issue by only resetting the counter part.
Quoted source text, attributed separately from HOL analysis.