4.4
CVE-2019-19318
- EPSS 0.35%
- Veröffentlicht 28.11.2019 00:15:11
- Zuletzt bearbeitet 21.11.2024 04:34:34
- Quelle cve@mitre.org
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In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsem_down_write_slowpath use-after-free because (in rwsem_can_spin_on_owner in kernel/locking/rwsem.c) rwsem_owner_flags returns an already freed pointer,
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version5.0.21
Linux ≫ Linux Kernel Version5.3.11
Canonical ≫ Ubuntu Linux Version14.04 SwEditionesm
Canonical ≫ Ubuntu Linux Version16.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version18.04 SwEditionlts
Debian ≫ Debian Linux Version9.0
Netapp ≫ Active Iq Unified Manager SwPlatformvmware_vsphere Version >= 9.5
Netapp ≫ Data Availability Services Version-
Netapp ≫ Hci Management Node Version-
Netapp ≫ Steelstore Cloud Integrated Storage Version-
Netapp ≫ Aff A700s Firmware Version-
Netapp ≫ Fas8300 Firmware Version-
Netapp ≫ Fas8700 Firmware Version-
Netapp ≫ Aff A400 Firmware Version-
Netapp ≫ H610s Firmware Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.35% | 0.571 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| nvd@nist.gov | 4.4 | 0.8 | 3.6 |
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
|
| nvd@nist.gov | 2.1 | 3.9 | 2.9 |
AV:L/AC:L/Au:N/C:N/I:N/A:P
|
CWE-416 Use After Free
The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.