Answer in brief
CVE-2026-68343 records a Unknown severity vulnerability in smb: client: validate DFS referral PathConsumed. 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 | >=4ecce920e13ace16a5ba45efe8909946c28fb2ad <5b439f39f33ec15d319ced3b025e122346fba987 || >=4ecce920e13ace16a5ba45efe8909946c28fb2ad <285bd4a5f3f156aa5869843b47a1b1380b774241 || >=4ecce920e13ace16a5ba45efe8909946c28fb2ad <2fdd6d196c656b376cc251e1e9ff110b3ed522e1 || >=4ecce920e13ace16a5ba45efe8909946c28fb2ad <9f88a99ed511651b2dc2177d6854b2d1b8322e75 || >=4ecce920e13ace16a5ba45efe8909946c28fb2ad <f6f5ee2aa33b350c671721b965251c42cebb962e | 5b439f39f33ec15d319ced3b025e122346fba987, 285bd4a5f3f156aa5869843b47a1b1380b774241, 2fdd6d196c656b376cc251e1e9ff110b3ed522e1, 9f88a99ed511651b2dc2177d6854b2d1b8322e75, f6f5ee2aa33b350c671721b965251c42cebb962e |
| Linux/Linuxgeneric | 4.11 | Not reported |
Published upstream
Aug 10, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 10, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 10, 2026
In the Linux kernel, the following vulnerability has been resolved: smb: client: validate DFS referral PathConsumed parse_dfs_referrals() validates that the response contains the fixed referral entry array and, on for-next, the per-referral string offsets. However, the response also contains a PathConsumed value that is later used for DFS path parsing. If a malformed response provides a PathConsumed value larger than the search name, later DFS parsing can advance beyond the end of the path. Validate PathConsumed against the search name length before storing it in the parsed referral.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-68343 records a Unknown severity vulnerability in smb: client: validate DFS referral PathConsumed. 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 | >=4ecce920e13ace16a5ba45efe8909946c28fb2ad <5b439f39f33ec15d319ced3b025e122346fba987 || >=4ecce920e13ace16a5ba45efe8909946c28fb2ad <285bd4a5f3f156aa5869843b47a1b1380b774241 || >=4ecce920e13ace16a5ba45efe8909946c28fb2ad <2fdd6d196c656b376cc251e1e9ff110b3ed522e1 || >=4ecce920e13ace16a5ba45efe8909946c28fb2ad <9f88a99ed511651b2dc2177d6854b2d1b8322e75 || >=4ecce920e13ace16a5ba45efe8909946c28fb2ad <f6f5ee2aa33b350c671721b965251c42cebb962e | 5b439f39f33ec15d319ced3b025e122346fba987, 285bd4a5f3f156aa5869843b47a1b1380b774241, 2fdd6d196c656b376cc251e1e9ff110b3ed522e1, 9f88a99ed511651b2dc2177d6854b2d1b8322e75, f6f5ee2aa33b350c671721b965251c42cebb962e |
| Linux/Linuxgeneric | 4.11 | Not reported |
Published upstream
Aug 10, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 10, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 10, 2026
In the Linux kernel, the following vulnerability has been resolved: smb: client: validate DFS referral PathConsumed parse_dfs_referrals() validates that the response contains the fixed referral entry array and, on for-next, the per-referral string offsets. However, the response also contains a PathConsumed value that is later used for DFS path parsing. If a malformed response provides a PathConsumed value larger than the search name, later DFS parsing can advance beyond the end of the path. Validate PathConsumed against the search name length before storing it in the parsed referral.
Quoted source text, attributed separately from HOL analysis.