Release Date: | 2022-01-26 | |
Impact: | None | What is this? |
A double free bug in packet_set_ring() in net/packet/af_packet.c can be exploited by a local user through crafted syscalls to escalate privileges or deny service. We recommend upgrading kernel past the effected versions or rebuilding past ec6af094ea28f0f2dda1a6a33b14cd57e36a9755
See more information about CVE-2021-22600 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
Base Score: | 7.8 |
Vector String: | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Version: | 3.0 |
Attack Vector: | Local |
Attack Complexity: | Low |
Privileges Required: | Low |
User Interaction: | None |
Scope: | Unchanged |
Confidentiality Impact: | High |
Integrity Impact: | High |
Availability Impact: | High |
Platform | Errata | Release Date |
Oracle Linux version 7 (kernel-uek) | ELSA-2022-9273 | 2022-04-11 |
Oracle Linux version 7 (kernel-uek-container) | ELSA-2022-9274 | 2022-04-11 |
Oracle Linux version 8 (kernel-uek) | ELSA-2022-9273 | 2022-04-11 |
Oracle Linux version 8 (kernel-uek-container) | ELSA-2022-9274 | 2022-04-11 |
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