CVE-2019-20054
CVSS V2 Medium 4.9
CVSS V3 Medium 5.5
Description
In the Linux kernel before 5.0.6, there is a NULL pointer dereference in drop_sysctl_table() in fs/proc/proc_sysctl.c, related to put_links, aka CID-23da9588037e.
Overview
- CVE ID
- CVE-2019-20054
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2019-12-28T05:15:11
- Last Modified Date
- 2023-01-20T20:19:00
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 1 | OR | 5.0.6 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:N/I:N/A:C
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 4.9
- Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 6.9
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
| Reference URL | Reference Tags |
|---|---|
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=23da9588037ecdd4901db76a5b79a42b529c4ec3 | Patch Vendor Advisory |
| https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6 | Release Notes Vendor Advisory |
| https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.11 | Release Notes Vendor Advisory |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=89189557b47b35683a27c80ee78aef18248eefb4 | Patch Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20200204-0002/ | |
| http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-20054 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20054 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:51:11 | Added to TrackCVE | |||
| 2022-12-04 08:43:37 | 2019-12-28T05:15Z | 2019-12-28T05:15:11 | CVE Published Date | updated |
| 2022-12-04 08:43:37 | 2020-02-04T12:15:15 | CVE Modified Date | updated | |
| 2022-12-04 08:43:37 | Undergoing Analysis | Vulnerability Status | updated | |
| 2023-01-20 21:09:07 | 2023-01-20T20:19:00 | CVE Modified Date | updated | |
| 2023-01-20 21:09:07 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |