CVE-2020-36386
CVSS V2 Medium 5.6
CVSS V3 High 7.1
Description
An issue was discovered in the Linux kernel before 5.8.1. net/bluetooth/hci_event.c has a slab out-of-bounds read in hci_extended_inquiry_result_evt, aka CID-51c19bf3d5cf.
Overview
- CVE ID
- CVE-2020-36386
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-06-07T20:15:08
- Last Modified Date
- 2021-07-06T15:36:04
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 1 | OR | 5.8.1 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:P/I:N/A:C
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 5.6
- Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 7.8
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.1
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.1 | Mailing List Patch Release Notes Vendor Advisory |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=51c19bf3d5cfaa66571e4b88ba2a6f6295311101 | Patch Vendor Advisory |
| https://syzkaller.appspot.com/text?tag=ReproC&x=15ca2f46900000 | Exploit Third Party Advisory |
| https://sites.google.com/view/syzscope/kasan-slab-out-of-bounds-read-in-hci_extended_inquiry_result_evt | Patch Third Party Advisory |
| https://syzkaller.appspot.com/bug?id=4bf11aa05c4ca51ce0df86e500fce486552dc8d2 | Patch Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-36386 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36386 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:08:46 | Added to TrackCVE | |||
| 2022-12-05 03:39:28 | 2021-06-07T20:15Z | 2021-06-07T20:15:08 | CVE Published Date | updated |
| 2022-12-05 03:39:28 | 2021-07-06T15:36:04 | CVE Modified Date | updated | |
| 2022-12-05 03:39:28 | Analyzed | Vulnerability Status | updated |