Vulnerability Intelligence Report
CVE-2019-19448
In the Linux kernel 5.0.21 and 5.3.11, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in try_merge_free_space in fs/btrfs/free-space-cache.c because the pointer to a left data structure can be the same as the pointer to a right data structure.
No Active Exploit Signals
CVSS Base Score
7.8
HIGH
EPSS Probability:2.23%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
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Weaponization
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SSVC Action
—
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| linux | linux_kernel | all |
| debian | debian_linux | 9.0 |
| canonical | ubuntu_linux | 14.04, 16.04, 18.04 |
| netapp | active_iq_unified_manager | all |
| netapp | cloud_backup | all |
| netapp | data_availability_services | all |
| netapp | hci_management_node | all |
| netapp | solidfire | all |
| netapp | steelstore_cloud_integrated_storage | all |
| netapp | a700s_firmware | all |
| netapp | a700s | all |
| netapp | fas_8300_firmware | all |
| netapp | fas_8300 | all |
| netapp | fas_8700_firmware | all |
| netapp | fas_8700 | all |
| netapp | fas_a400_firmware | all |
| netapp | fas_a400 | all |
| netapp | aff_8300_firmware | all |
| netapp | aff_8300 | all |
| netapp | aff_8700_firmware | all |
| netapp | aff_8700 | all |
| netapp | aff_a400_firmware | all |
| netapp | aff_a400 | all |
| netapp | h610s_firmware | all |
| netapp | h610s | all |
| netapp | solidfire_baseboard_management_controller_firmware | all |
| netapp | solidfire_baseboard_management_controller | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
2.230%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2019-11-29T00:00:00 |
| Published | 2019-12-08T01:01:04 |
| Last Updated | 2024-08-05T02:16:47 |
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