CVE-2021-4155
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- CVE-2021-4155
CVE Details
| Release Date: | 2022-08-24 | |
| Impact: | None | What is this? |
Description
A data leak flaw was found in the way XFS_IOC_ALLOCSP IOCTL in the XFS filesystem allowed for size increase of files with unaligned size. A local attacker could use this flaw to leak data on the XFS filesystem otherwise not accessible to them.
See more information about CVE-2021-4155 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 5.5 |
| Vector String: | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| Version: | 3.0 |
| Attack Vector: | Local |
| Attack Complexity: | Low |
| Privileges Required: | Low |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | High |
| Integrity Impact: | None |
| Availability Impact: | None |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 6 (kernel) | ELSA-2022-9781 | 2022-09-15 |
| Oracle Linux version 6 (kernel-uek) | ELSA-2022-9014 | 2022-01-10 |
| Oracle Linux version 6 (kernel-uek) | ELSA-2022-9088 | 2022-02-01 |
| Oracle Linux version 7 (kernel) | ELSA-2022-0620 | 2022-02-23 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2022-9010 | 2022-01-10 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2022-9012 | 2022-01-10 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2022-9014 | 2022-01-10 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2022-9088 | 2022-02-01 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2022-9147 | 2022-02-14 |
| Oracle Linux version 7 (kernel-uek-container) | ELSA-2022-9011 | 2022-01-10 |
| Oracle Linux version 7 (kernel-uek-container) | ELSA-2022-9013 | 2022-01-10 |
| Oracle Linux version 7 (kernel-uek-container) | ELSA-2022-9148 | 2022-02-14 |
| Oracle Linux version 8 (kernel) | ELSA-2022-0188 | 2022-01-21 |
| Oracle Linux version 8 (kernel-uek) | ELSA-2022-9012 | 2022-01-10 |
| Oracle Linux version 8 (kernel-uek) | ELSA-2022-9147 | 2022-02-14 |
| Oracle Linux version 8 (kernel-uek-container) | ELSA-2022-9013 | 2022-01-10 |
| Oracle Linux version 8 (kernel-uek-container) | ELSA-2022-9148 | 2022-02-14 |
| Oracle VM version 3 (kernel-uek) | OVMSA-2022-0005 | 2022-01-10 |
| Oracle VM version 3 (kernel-uek) | OVMSA-2022-0007 | 2022-02-01 |
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