Answer in brief
CVE-2026-43117 records a Unknown severity vulnerability in btrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file(). 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.
Answer in brief
CVE-2026-43117 records a Unknown severity vulnerability in btrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file(). 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 | >=bc074524e123ded281cde25ebc5661910f9679e3 <4a7bab35fad5251c8cb738161152578cd83b6b9c || >=bc074524e123ded281cde25ebc5661910f9679e3 <520e8b4bcf872a534a7bf61ccf880047642df296 || >=bc074524e123ded281cde25ebc5661910f9679e3 <e252db8ca2a01f82d472091f35d549b313278636 || >=bc074524e123ded281cde25ebc5661910f9679e3 <c09a7446aab5773f38d6abb25fce99b8e1dfbc97 || >=bc074524e123ded281cde25ebc5661910f9679e3 <32372781d664a9b03c40343e96c29d0a6139f97d || >=bc074524e123ded281cde25ebc5661910f9679e3 <2e4adfaec97ee053ad1bdfb5036845e66f7e0d8a || >=bc074524e123ded281cde25ebc5661910f9679e3 <d110d7cdb045715c0b45b0dfd974525bb38f653d || >=bc074524e123ded281cde25ebc5661910f9679e3 <a85b46db143fda5869e7d8df8f258ccef5fa1719 | 4a7bab35fad5251c8cb738161152578cd83b6b9c, 520e8b4bcf872a534a7bf61ccf880047642df296, e252db8ca2a01f82d472091f35d549b313278636, c09a7446aab5773f38d6abb25fce99b8e1dfbc97, 32372781d664a9b03c40343e96c29d0a6139f97d, 2e4adfaec97ee053ad1bdfb5036845e66f7e0d8a, d110d7cdb045715c0b45b0dfd974525bb38f653d, a85b46db143fda5869e7d8df8f258ccef5fa1719 |
| Linux/Linuxgeneric | 4.8 | Not reported |
Published upstream
May 6, 2026
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: btrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file() If overlay is used on top of btrfs, dentry->d_sb translates to overlay's super block and fsid assignment will lead to a crash. Use file_inode(file)->i_sb to always get btrfs_sb.
Quoted source text, attributed separately from HOL analysis.
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 | >=bc074524e123ded281cde25ebc5661910f9679e3 <4a7bab35fad5251c8cb738161152578cd83b6b9c || >=bc074524e123ded281cde25ebc5661910f9679e3 <520e8b4bcf872a534a7bf61ccf880047642df296 || >=bc074524e123ded281cde25ebc5661910f9679e3 <e252db8ca2a01f82d472091f35d549b313278636 || >=bc074524e123ded281cde25ebc5661910f9679e3 <c09a7446aab5773f38d6abb25fce99b8e1dfbc97 || >=bc074524e123ded281cde25ebc5661910f9679e3 <32372781d664a9b03c40343e96c29d0a6139f97d || >=bc074524e123ded281cde25ebc5661910f9679e3 <2e4adfaec97ee053ad1bdfb5036845e66f7e0d8a || >=bc074524e123ded281cde25ebc5661910f9679e3 <d110d7cdb045715c0b45b0dfd974525bb38f653d || >=bc074524e123ded281cde25ebc5661910f9679e3 <a85b46db143fda5869e7d8df8f258ccef5fa1719 | 4a7bab35fad5251c8cb738161152578cd83b6b9c, 520e8b4bcf872a534a7bf61ccf880047642df296, e252db8ca2a01f82d472091f35d549b313278636, c09a7446aab5773f38d6abb25fce99b8e1dfbc97, 32372781d664a9b03c40343e96c29d0a6139f97d, 2e4adfaec97ee053ad1bdfb5036845e66f7e0d8a, d110d7cdb045715c0b45b0dfd974525bb38f653d, a85b46db143fda5869e7d8df8f258ccef5fa1719 |
| Linux/Linuxgeneric | 4.8 | Not reported |
Published upstream
May 6, 2026
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: btrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file() If overlay is used on top of btrfs, dentry->d_sb translates to overlay's super block and fsid assignment will lead to a crash. Use file_inode(file)->i_sb to always get btrfs_sb.
Quoted source text, attributed separately from HOL analysis.