CVE-2019-20812
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- CVE-2019-20812
CVE Details
| Release Date: | 2020-06-03 | |
| Impact: | None | What is this? |
Description
An issue was discovered in the Linux kernel before 5.4.7. The prb_calc_retire_blk_tmo() function in net/packet/af_packet.c can result in a denial of service (CPU consumption and soft lockup) in a certain failure case involving TPACKET_V3, aka CID-b43d1f9f7067.
See more information about CVE-2019-20812 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:N/I:N/A:H |
| Version: | 3.0 |
| Attack Vector: | Local |
| Attack Complexity: | Low |
| Privileges Required: | Low |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 6 (dtrace-modules-3.8.13-118.49.1.el6uek) | ELSA-2020-5841 | 2020-09-10 |
| Oracle Linux version 6 (kernel-uek) | ELSA-2020-5841 | 2020-09-10 |
| Oracle Linux version 6 (kernel-uek) | ELSA-2020-5866 | 2020-10-06 |
| Oracle Linux version 7 (dtrace-modules-3.8.13-118.49.1.el7uek) | ELSA-2020-5841 | 2020-09-10 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2020-5841 | 2020-09-10 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2020-5845 | 2020-09-11 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2020-5866 | 2020-10-06 |
| Oracle VM version 3.4 (kernel-uek) | OVMSA-2020-0044 | 2020-10-09 |
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