Answer in brief
CVE-2024-50086 records a Unknown severity vulnerability in ksmbd: fix user-after-free from session log off. 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 | 5.15 | Not reported |
| Linux/Linuxgeneric | >=0626e6641f6b467447c81dd7678a69c66f7746cf <0f62358ce85b2d4c949ef1b648be01b29cec667a || >=0626e6641f6b467447c81dd7678a69c66f7746cf <a9839c37fd813b432988f58a9d9dd59253d3eb2c || >=0626e6641f6b467447c81dd7678a69c66f7746cf <5511999e9615e4318e9142d23b29bd1597befc08 || >=0626e6641f6b467447c81dd7678a69c66f7746cf <ee371898b53a9b9b51c02d22a8c31bfb86d45f0d || >=0626e6641f6b467447c81dd7678a69c66f7746cf <7aa8804c0b67b3cb263a472d17f2cb50d7f1a930 | 0f62358ce85b2d4c949ef1b648be01b29cec667a, a9839c37fd813b432988f58a9d9dd59253d3eb2c, 5511999e9615e4318e9142d23b29bd1597befc08, ee371898b53a9b9b51c02d22a8c31bfb86d45f0d, 7aa8804c0b67b3cb263a472d17f2cb50d7f1a930 |
Published upstream
Oct 29, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix user-after-free from session log off There is racy issue between smb2 session log off and smb2 session setup. It will cause user-after-free from session log off. This add session_lock when setting SMB2_SESSION_EXPIRED and referece count to session struct not to free session while it is being used.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2024-50086 records a Unknown severity vulnerability in ksmbd: fix user-after-free from session log off. 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 | 5.15 | Not reported |
| Linux/Linuxgeneric | >=0626e6641f6b467447c81dd7678a69c66f7746cf <0f62358ce85b2d4c949ef1b648be01b29cec667a || >=0626e6641f6b467447c81dd7678a69c66f7746cf <a9839c37fd813b432988f58a9d9dd59253d3eb2c || >=0626e6641f6b467447c81dd7678a69c66f7746cf <5511999e9615e4318e9142d23b29bd1597befc08 || >=0626e6641f6b467447c81dd7678a69c66f7746cf <ee371898b53a9b9b51c02d22a8c31bfb86d45f0d || >=0626e6641f6b467447c81dd7678a69c66f7746cf <7aa8804c0b67b3cb263a472d17f2cb50d7f1a930 | 0f62358ce85b2d4c949ef1b648be01b29cec667a, a9839c37fd813b432988f58a9d9dd59253d3eb2c, 5511999e9615e4318e9142d23b29bd1597befc08, ee371898b53a9b9b51c02d22a8c31bfb86d45f0d, 7aa8804c0b67b3cb263a472d17f2cb50d7f1a930 |
Published upstream
Oct 29, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix user-after-free from session log off There is racy issue between smb2 session log off and smb2 session setup. It will cause user-after-free from session log off. This add session_lock when setting SMB2_SESSION_EXPIRED and referece count to session struct not to free session while it is being used.
Quoted source text, attributed separately from HOL analysis.