Executive Summary
| Informations | |||
|---|---|---|---|
| Name | CVE-2021-34556 | First vendor Publication | 2021-08-02 |
| Vendor | Cve | Last vendor Modification | 2023-11-07 |
Security-Database Scoring CVSS v3
| Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N | |||
|---|---|---|---|
| Overall CVSS Score | 5.5 | ||
| Base Score | 5.5 | Environmental Score | 5.5 |
| impact SubScore | 3.6 | Temporal Score | 5.5 |
| Exploitabality Sub Score | 1.8 | ||
| Attack Vector | Local | Attack Complexity | Low |
| Privileges Required | Low | User Interaction | None |
| Scope | Unchanged | Confidentiality Impact | High |
| Integrity Impact | None | Availability Impact | None |
| Calculate full CVSS 3.0 Vectors scores | |||
Security-Database Scoring CVSS v2
| Cvss vector : (AV:L/AC:L/Au:N/C:P/I:N/A:N) | |||
|---|---|---|---|
| Cvss Base Score | 2.1 | Attack Range | Local |
| Cvss Impact Score | 2.9 | Attack Complexity | Low |
| Cvss Expoit Score | 3.9 | Authentication | None Required |
| Calculate full CVSS 2.0 Vectors scores | |||
Detail
| In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because the protection mechanism neglects the possibility of uninitialized memory locations on the BPF stack. |
Original Source
| Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34556 |
CWE : Common Weakness Enumeration
| % | Id | Name |
|---|---|---|
| 100 % | CWE-203 | Information Exposure Through Discrepancy |
CPE : Common Platform Enumeration
Sources (Detail)
Alert History
| Date | Informations |
|---|---|
| 2024-03-12 13:17:21 |
|
| 2024-02-02 02:26:16 |
|
| 2024-02-01 12:24:06 |
|
| 2024-01-12 02:18:56 |
|
| 2023-12-29 02:17:01 |
|
| 2023-11-22 02:16:27 |
|
| 2023-11-07 21:34:26 |
|
| 2023-09-29 13:11:10 |
|
| 2023-09-05 13:20:32 |
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| 2023-09-05 01:23:37 |
|
| 2023-09-02 13:19:08 |
|
| 2023-09-02 01:23:59 |
|
| 2023-08-12 13:25:15 |
|
| 2023-08-12 01:23:12 |
|
| 2023-08-11 13:17:30 |
|
| 2023-08-11 01:23:59 |
|
| 2023-08-06 13:15:28 |
|
| 2023-08-06 01:22:57 |
|
| 2023-08-04 13:15:51 |
|
| 2023-08-04 01:23:18 |
|
| 2023-07-14 13:15:54 |
|
| 2023-07-14 01:23:06 |
|
| 2023-06-06 13:08:02 |
|
| 2023-05-17 13:01:40 |
|
| 2023-04-13 02:06:09 |
|
| 2023-03-29 02:18:03 |
|
| 2023-03-28 12:23:19 |
|
| 2023-03-25 02:06:00 |
|
| 2023-01-25 02:06:14 |
|
| 2023-01-20 02:05:44 |
|
| 2022-10-11 13:07:44 |
|
| 2022-10-11 01:22:47 |
|
| 2022-09-09 02:05:52 |
|
| 2022-03-11 01:57:20 |
|
| 2022-02-01 01:51:23 |
|
| 2021-12-15 00:23:04 |
|
| 2021-12-11 12:52:16 |
|
| 2021-12-11 01:49:11 |
|
| 2021-10-16 09:23:09 |
|
| 2021-09-20 17:23:06 |
|
| 2021-08-26 12:43:28 |
|
| 2021-08-25 01:43:29 |
|
| 2021-08-24 01:43:58 |
|
| 2021-08-19 12:44:19 |
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| 2021-08-10 09:22:51 |
|
| 2021-08-10 01:42:36 |
|
| 2021-08-10 01:42:18 |
|
| 2021-08-10 00:22:51 |
|
| 2021-08-09 09:22:48 |
|
| 2021-08-03 01:42:11 |
|
| 2021-08-03 01:42:05 |
|
| 2021-08-02 17:22:50 |
|
| 2021-08-02 12:41:59 |
|
