CVE-2019-19768
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- CVE-2019-19768
CVE Details
| Release Date: | 2019-12-12 | |
| Impact: | None | What is this? |
Description
In the Linux kernel 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub-buffer).
See more information about CVE-2019-19768 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: | 7.5 |
| Vector String: | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Version: | 3.0 |
| Attack Vector: | Network |
| Attack Complexity: | Low |
| Privileges Required: | None |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 6 (kernel-uek) | ELSA-2020-5866 | 2020-10-06 |
| Oracle Linux version 7 (kernel) | ELSA-2020-2082 | 2020-05-14 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2020-5663 | 2020-04-27 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2020-5676 | 2020-05-11 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2020-5866 | 2020-10-06 |
| Oracle Linux version 8 (kernel) | ELSA-2020-1769 | 2020-05-05 |
| Oracle Linux version 8 (kernel-uek) | ELSA-2020-5663 | 2020-04-27 |
| Oracle VM version 3.4 (kernel-uek) | OVMSA-2020-0044 | 2020-10-09 |
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