Answer in brief
CVE-2026-68440 records a Unknown severity vulnerability in net: txgbe: fix heap overflow when reading module EEPROM. 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 | >=9b97b6b5635b3de18debd07a3adcf25198ec8299 <febcced6958158e7e90a55a8567b3f5c3639c0b9 || >=9b97b6b5635b3de18debd07a3adcf25198ec8299 <6a905a71fd43ce8b45f05044b11491337f232c9d | febcced6958158e7e90a55a8567b3f5c3639c0b9, 6a905a71fd43ce8b45f05044b11491337f232c9d |
| Linux/Linuxgeneric | 6.19 | Not reported |
Published upstream
Aug 12, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 12, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 12, 2026
In the Linux kernel, the following vulnerability has been resolved: net: txgbe: fix heap overflow when reading module EEPROM txgbe_read_eeprom_hostif() always copies round_up(length, 4) bytes into the caller buffer, which ethtool allocates with exactly 'length' bytes. A non-4-aligned length therefore causes an out-of-bounds write. Copy only the remaining bytes on the final dword instead.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-68440 records a Unknown severity vulnerability in net: txgbe: fix heap overflow when reading module EEPROM. 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 | >=9b97b6b5635b3de18debd07a3adcf25198ec8299 <febcced6958158e7e90a55a8567b3f5c3639c0b9 || >=9b97b6b5635b3de18debd07a3adcf25198ec8299 <6a905a71fd43ce8b45f05044b11491337f232c9d | febcced6958158e7e90a55a8567b3f5c3639c0b9, 6a905a71fd43ce8b45f05044b11491337f232c9d |
| Linux/Linuxgeneric | 6.19 | Not reported |
Published upstream
Aug 12, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 12, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 12, 2026
In the Linux kernel, the following vulnerability has been resolved: net: txgbe: fix heap overflow when reading module EEPROM txgbe_read_eeprom_hostif() always copies round_up(length, 4) bytes into the caller buffer, which ethtool allocates with exactly 'length' bytes. A non-4-aligned length therefore causes an out-of-bounds write. Copy only the remaining bytes on the final dword instead.
Quoted source text, attributed separately from HOL analysis.