Answer in brief
CVE-2026-45847 records a Medium severity (CVSS 5.5) vulnerability in net: remove WARN_ON_ONCE when accessing forward path array. 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-2026-45847 records a Medium severity (CVSS 5.5) vulnerability in net: remove WARN_ON_ONCE when accessing forward path array. 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 5.5. 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 | >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <548244c2f542aa0ad49453e9306e715a3877bc44 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <dcf9b3c90e5560339649d088836529883fb509f3 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <9464ca7a6e56ad1ebf48b2ad5c16871edfad10c6 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <959ea349c7e2d4edf07b6838ca7e59345fe61a08 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <50422613185d505201167e8bdd2f2700790d5db6 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <a78d055ba7c31103ad02f8eceb0c452e154d2660 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <008e7a7c293b30bc43e4368dac6ea3808b75a572 | 548244c2f542aa0ad49453e9306e715a3877bc44, dcf9b3c90e5560339649d088836529883fb509f3, 9464ca7a6e56ad1ebf48b2ad5c16871edfad10c6, 959ea349c7e2d4edf07b6838ca7e59345fe61a08, 50422613185d505201167e8bdd2f2700790d5db6, a78d055ba7c31103ad02f8eceb0c452e154d2660, 008e7a7c293b30bc43e4368dac6ea3808b75a572 |
| Linux/Linuxgeneric | 5.13 | Not reported |
Published upstream
May 27, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 25, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 25, 2026
In the Linux kernel, the following vulnerability has been resolved: net: remove WARN_ON_ONCE when accessing forward path array Although unlikely, recent support for IPIP tunnels increases chances of reaching this WARN_ON_ONCE if userspace manages to build a sufficiently long forward path. Remove it.
Quoted source text, attributed separately from HOL analysis.
CVSS is 5.5. 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 | >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <548244c2f542aa0ad49453e9306e715a3877bc44 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <dcf9b3c90e5560339649d088836529883fb509f3 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <9464ca7a6e56ad1ebf48b2ad5c16871edfad10c6 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <959ea349c7e2d4edf07b6838ca7e59345fe61a08 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <50422613185d505201167e8bdd2f2700790d5db6 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <a78d055ba7c31103ad02f8eceb0c452e154d2660 || >=ddb94eafab8b597b05904c8277194ea2d6357fa9 <008e7a7c293b30bc43e4368dac6ea3808b75a572 | 548244c2f542aa0ad49453e9306e715a3877bc44, dcf9b3c90e5560339649d088836529883fb509f3, 9464ca7a6e56ad1ebf48b2ad5c16871edfad10c6, 959ea349c7e2d4edf07b6838ca7e59345fe61a08, 50422613185d505201167e8bdd2f2700790d5db6, a78d055ba7c31103ad02f8eceb0c452e154d2660, 008e7a7c293b30bc43e4368dac6ea3808b75a572 |
| Linux/Linuxgeneric | 5.13 | Not reported |
Published upstream
May 27, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 25, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 25, 2026
In the Linux kernel, the following vulnerability has been resolved: net: remove WARN_ON_ONCE when accessing forward path array Although unlikely, recent support for IPIP tunnels increases chances of reaching this WARN_ON_ONCE if userspace manages to build a sufficiently long forward path. Remove it.
Quoted source text, attributed separately from HOL analysis.