CVE-2018-25020
CVSS V2 Medium 4.6
CVSS V3 High 7.8
Description
The BPF subsystem in the Linux kernel before 4.17 mishandles situations with a long jump over an instruction sequence where inner instructions require substantial expansions into multiple BPF instructions, leading to an overflow. This affects kernel/bpf/core.c and net/core/filter.c.
Overview
- CVE ID
- CVE-2018-25020
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-12-08T05:15:07
- Last Modified Date
- 2022-04-05T20:55:39
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 1 | OR | 4.17 | |
| AND | ||||
| cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:* | 1 | OR | ||
| AND | ||||
| cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 4.6
- Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/torvalds/linux/commit/050fad7c4534c13c8eb1d9c2ba66012e014773cb | Patch Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20211229-0005/ | Third Party Advisory |
| http://packetstormsecurity.com/files/165477/Kernel-Live-Patch-Security-Notice-LSN-0083-1.html | Third Party Advisory VDB Entry |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-25020 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-25020 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:29:40 | Added to TrackCVE | |||
| 2022-12-06 03:16:08 | 2021-12-08T05:15Z | 2021-12-08T05:15:07 | CVE Published Date | updated |
| 2022-12-06 03:16:08 | 2022-04-05T20:55:39 | CVE Modified Date | updated | |
| 2022-12-06 03:16:08 | Analyzed | Vulnerability Status | updated |