Vulnerability Description
In the Linux kernel 5.0.21, mounting a crafted ext4 filesystem image, performing some operations, and unmounting can lead to a use-after-free in ext4_put_super in fs/ext4/super.c, related to dump_orphan_list in fs/ext4/super.c.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.12, < 3.16.82 |
| Netapp | Active Iq Unified Manager | - |
| Netapp | Cloud Backup | - |
| Netapp | Data Availability Services | - |
| Netapp | Hci Baseboard Management Controller | h610s |
| Netapp | Steelstore Cloud Integrated Storage | - |
| Netapp | Solidfire Baseboard Management Controller | - |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlThird Party Advisory
- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19447ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.htmlThird Party Advisory
- https://security.netapp.com/advisory/ntap-20200103-0001/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlThird Party Advisory
- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19447ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.htmlThird Party Advisory
- https://security.netapp.com/advisory/ntap-20200103-0001/Third Party Advisory
FAQ
What is CVE-2019-19447?
CVE-2019-19447 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel 5.0.21, mounting a crafted ext4 filesystem image, performing some operations, and unmounting can lead to a use-after-free in ext4_put_super in fs/ext4/super.c, related to dump_orph...
How severe is CVE-2019-19447?
CVE-2019-19447 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-19447?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Netapp Active Iq Unified Manager, Netapp Cloud Backup, Netapp Data Availability Services, Netapp Hci Baseboard Management Controller.