Answer in brief
CVE-2026-46285 records a High severity (CVSS 7.8) vulnerability in mtd: docg3: fix use-after-free in docg3_release(). 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-2026-46285 records a High severity (CVSS 7.8) vulnerability in mtd: docg3: fix use-after-free in docg3_release(). 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.
CVSS is 7.8. 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 | >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <8408655ec8344511667b61d8257dc59c80ee3391 || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <f5d2ed4ed47d3906e2495a3537a48b127f497a17 || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <2bf706fe7831b319f23a85b9728f961cfed40c3e || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <d26f8c361f751c188b7ebaf8189aa0258968fd98 || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <16f6588a3b7a2a20d10ad9b766be74c60ba347cc || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <d89044889ecd11b0c2f86663597246e9bdd25679 || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <d49628d63d4e6bbc8a1621afb88e5fc901611bee || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <ca19808bc6fac7e29420d8508df569b346b3e339 | 8408655ec8344511667b61d8257dc59c80ee3391, f5d2ed4ed47d3906e2495a3537a48b127f497a17, 2bf706fe7831b319f23a85b9728f961cfed40c3e, d26f8c361f751c188b7ebaf8189aa0258968fd98, 16f6588a3b7a2a20d10ad9b766be74c60ba347cc, d89044889ecd11b0c2f86663597246e9bdd25679, d49628d63d4e6bbc8a1621afb88e5fc901611bee, ca19808bc6fac7e29420d8508df569b346b3e339 |
| Linux/Linuxgeneric | 5.8 | Not reported |
Published upstream
Jun 8, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 8, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 7, 2026
In the Linux kernel, the following vulnerability has been resolved: mtd: docg3: fix use-after-free in docg3_release() In docg3_release(), the docg3 pointer is obtained from cascade->floors[0]->priv before the loop that calls doc_release_device() on each floor. doc_release_device() frees the docg3 struct via kfree(docg3) at line 1881. After the loop, docg3->cascade->bch dereferences the already-freed pointer. Fix this by accessing cascade->bch directly, which is equivalent since docg3->cascade points back to the same cascade struct, and is already available as a local variable. This also removes the now-unused docg3 local variable.
Quoted source text, attributed separately from HOL analysis.
CVSS is 7.8. 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 | >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <8408655ec8344511667b61d8257dc59c80ee3391 || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <f5d2ed4ed47d3906e2495a3537a48b127f497a17 || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <2bf706fe7831b319f23a85b9728f961cfed40c3e || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <d26f8c361f751c188b7ebaf8189aa0258968fd98 || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <16f6588a3b7a2a20d10ad9b766be74c60ba347cc || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <d89044889ecd11b0c2f86663597246e9bdd25679 || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <d49628d63d4e6bbc8a1621afb88e5fc901611bee || >=c8ae3f744ddca0da164bcacee42d1d4b6fe7027d <ca19808bc6fac7e29420d8508df569b346b3e339 | 8408655ec8344511667b61d8257dc59c80ee3391, f5d2ed4ed47d3906e2495a3537a48b127f497a17, 2bf706fe7831b319f23a85b9728f961cfed40c3e, d26f8c361f751c188b7ebaf8189aa0258968fd98, 16f6588a3b7a2a20d10ad9b766be74c60ba347cc, d89044889ecd11b0c2f86663597246e9bdd25679, d49628d63d4e6bbc8a1621afb88e5fc901611bee, ca19808bc6fac7e29420d8508df569b346b3e339 |
| Linux/Linuxgeneric | 5.8 | Not reported |
Published upstream
Jun 8, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 8, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 7, 2026
In the Linux kernel, the following vulnerability has been resolved: mtd: docg3: fix use-after-free in docg3_release() In docg3_release(), the docg3 pointer is obtained from cascade->floors[0]->priv before the loop that calls doc_release_device() on each floor. doc_release_device() frees the docg3 struct via kfree(docg3) at line 1881. After the loop, docg3->cascade->bch dereferences the already-freed pointer. Fix this by accessing cascade->bch directly, which is equivalent since docg3->cascade points back to the same cascade struct, and is already available as a local variable. This also removes the now-unused docg3 local variable.
Quoted source text, attributed separately from HOL analysis.