Answer in brief
CVE-2026-43153 records a Unknown severity vulnerability in xfs: remove xfs_attr_leaf_hasname. 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 | >=07120f1abdff80f3d1351f733661abe28d609535 <2fbc8421d1db102c0e5458607e042a23a03648b1 || >=07120f1abdff80f3d1351f733661abe28d609535 <457121c01f609b9934addbb04d5c1ef638c71c61 || >=07120f1abdff80f3d1351f733661abe28d609535 <530082df991903f3330354e99e0cb7b05debfa86 || >=07120f1abdff80f3d1351f733661abe28d609535 <3a65ea768b8094e4699e72f9ab420eb9e0f3f568 | 2fbc8421d1db102c0e5458607e042a23a03648b1, 457121c01f609b9934addbb04d5c1ef638c71c61, 530082df991903f3330354e99e0cb7b05debfa86, 3a65ea768b8094e4699e72f9ab420eb9e0f3f568 |
| Linux/Linuxgeneric | 5.9 | 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: xfs: remove xfs_attr_leaf_hasname The calling convention of xfs_attr_leaf_hasname() is problematic, because it returns a NULL buffer when xfs_attr3_leaf_read fails, a valid buffer when xfs_attr3_leaf_lookup_int returns -ENOATTR or -EEXIST, and a non-NULL buffer pointer for an already released buffer when xfs_attr3_leaf_lookup_int fails with other error values. Fix this by simply open coding xfs_attr_leaf_hasname in the callers, so that the buffer release code is done by each caller of xfs_attr3_leaf_read.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-43153 records a Unknown severity vulnerability in xfs: remove xfs_attr_leaf_hasname. 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 | >=07120f1abdff80f3d1351f733661abe28d609535 <2fbc8421d1db102c0e5458607e042a23a03648b1 || >=07120f1abdff80f3d1351f733661abe28d609535 <457121c01f609b9934addbb04d5c1ef638c71c61 || >=07120f1abdff80f3d1351f733661abe28d609535 <530082df991903f3330354e99e0cb7b05debfa86 || >=07120f1abdff80f3d1351f733661abe28d609535 <3a65ea768b8094e4699e72f9ab420eb9e0f3f568 | 2fbc8421d1db102c0e5458607e042a23a03648b1, 457121c01f609b9934addbb04d5c1ef638c71c61, 530082df991903f3330354e99e0cb7b05debfa86, 3a65ea768b8094e4699e72f9ab420eb9e0f3f568 |
| Linux/Linuxgeneric | 5.9 | 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: xfs: remove xfs_attr_leaf_hasname The calling convention of xfs_attr_leaf_hasname() is problematic, because it returns a NULL buffer when xfs_attr3_leaf_read fails, a valid buffer when xfs_attr3_leaf_lookup_int returns -ENOATTR or -EEXIST, and a non-NULL buffer pointer for an already released buffer when xfs_attr3_leaf_lookup_int fails with other error values. Fix this by simply open coding xfs_attr_leaf_hasname in the callers, so that the buffer release code is done by each caller of xfs_attr3_leaf_read.
Quoted source text, attributed separately from HOL analysis.