Release Date: | 2022-03-04 |
A flaw was found in the Linux kernel. A denial of service problem is identified if an extent tree is corrupted in a crafted ext4 filesystem in fs/ext4/extents.c in ext4_es_cache_extent. Fabricating an integer overflow, A local attacker with a special user privilege may cause a system crash problem which can lead to an availability threat.
See more information about CVE-2021-3428 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.
Base Score: | 5.5 | Base Metrics: | AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Access Vector: | Local network | Attack Complexity: | Low |
Privileges Required: | Low | User Interaction: | None |
Scope: | Unchanged | Confidentiality Impact: | None |
Integrity Impact: | None | Availability Impact: | High |
Platform | Errata | Release Date |
Oracle Linux version 7 (kernel-uek) | ELSA-2021-9222 | 2021-05-10 |
Oracle Linux version 7 (kernel-uek-container) | ELSA-2021-9223 | 2021-05-10 |
This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team