CVE-2019-19227
CVSS V2 Low 2.1
CVSS V3 Medium 5.5
Description
In the AppleTalk subsystem in the Linux kernel before 5.1, there is a potential NULL pointer dereference because register_snap_client may return NULL. This will lead to denial of service in net/appletalk/aarp.c and net/appletalk/ddp.c, as demonstrated by unregister_snap_client, aka CID-9804501fa122.
Overview
- CVE ID
- CVE-2019-19227
- Assigner
- cve@mitre.org
- Vulnerability Status
- Modified
- Published Version
- 2019-11-22T14:15:11
- Last Modified Date
- 2019-12-12T16:15:15
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 1 | OR | 5.1 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 2.1
- Severity
- LOW
- Exploitability Score
- 3.9
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 5.5
- Base Severity
- MEDIUM
- Exploitability Score
- 1.8
- Impact Score
- 3.6
References
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-19227 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19227 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:57:55 | Added to TrackCVE | |||
| 2022-12-04 06:46:27 | 2019-11-22T14:15Z | 2019-11-22T14:15:11 | CVE Published Date | updated |
| 2022-12-04 06:46:27 | 2019-12-12T16:15:15 | CVE Modified Date | updated | |
| 2022-12-04 06:46:27 | Modified | Vulnerability Status | updated |