Answer in brief
CVE-2026-74352 records a Unknown severity vulnerability in of: reserved_mem: avoid post-init UAF when alloc_reserved_mem_array() fails. 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 | >=b6ae53301eb41f0f59f83c161248b186bca7da70 <6d28e6ad3c5c9248577f21057baa9bf16fa9ef3b || >=00c9a452a235c61f099504783badd9a7675ff5a5 <9af58d10d0d8c08b822de5fc99e61f31a87ede8d || >=00c9a452a235c61f099504783badd9a7675ff5a5 <cbd3102fe27bc87da244bf4c3ba670ea4698b0a8 || >=00c9a452a235c61f099504783badd9a7675ff5a5 <e1686ca81dbf3edbde589b7daf312b45cbf76e03 | 6d28e6ad3c5c9248577f21057baa9bf16fa9ef3b, 9af58d10d0d8c08b822de5fc99e61f31a87ede8d, cbd3102fe27bc87da244bf4c3ba670ea4698b0a8, e1686ca81dbf3edbde589b7daf312b45cbf76e03 |
| Linux/Linuxgeneric | 6.13 | 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: of: reserved_mem: avoid post-init UAF when alloc_reserved_mem_array() fails The global pointer 'reserved_mem' continues to reference the reserved_mem_array which lives in __initdata if alloc_reserved_mem_array() fails. of_reserved_mem_lookup() is exported for post-init use, that would dereference freed memory and trigger a use-after-free. So reset reserved_mem_count to 0 when alloc_reserved_mem_array() fails.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-74352 records a Unknown severity vulnerability in of: reserved_mem: avoid post-init UAF when alloc_reserved_mem_array() fails. 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 | >=b6ae53301eb41f0f59f83c161248b186bca7da70 <6d28e6ad3c5c9248577f21057baa9bf16fa9ef3b || >=00c9a452a235c61f099504783badd9a7675ff5a5 <9af58d10d0d8c08b822de5fc99e61f31a87ede8d || >=00c9a452a235c61f099504783badd9a7675ff5a5 <cbd3102fe27bc87da244bf4c3ba670ea4698b0a8 || >=00c9a452a235c61f099504783badd9a7675ff5a5 <e1686ca81dbf3edbde589b7daf312b45cbf76e03 | 6d28e6ad3c5c9248577f21057baa9bf16fa9ef3b, 9af58d10d0d8c08b822de5fc99e61f31a87ede8d, cbd3102fe27bc87da244bf4c3ba670ea4698b0a8, e1686ca81dbf3edbde589b7daf312b45cbf76e03 |
| Linux/Linuxgeneric | 6.13 | 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: of: reserved_mem: avoid post-init UAF when alloc_reserved_mem_array() fails The global pointer 'reserved_mem' continues to reference the reserved_mem_array which lives in __initdata if alloc_reserved_mem_array() fails. of_reserved_mem_lookup() is exported for post-init use, that would dereference freed memory and trigger a use-after-free. So reset reserved_mem_count to 0 when alloc_reserved_mem_array() fails.
Quoted source text, attributed separately from HOL analysis.