Vulnerability Description
A flaw was found in the Nosy driver in the Linux kernel. This issue allows a device to be inserted twice into a doubly-linked list, leading to a use-after-free when one of these devices is removed. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. Versions before kernel 5.12-rc6 are affected
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.12 |
| Debian | Debian Linux | 9.0 |
| Netapp | Cloud Backup | - |
| Netapp | H300S Firmware | - |
| Netapp | H300S | - |
| Netapp | H500S Firmware | - |
| Netapp | H500S | - |
| Netapp | H700S Firmware | - |
| Netapp | H700S | - |
| Netapp | H300E Firmware | - |
| Netapp | H300E | - |
| Netapp | H500E Firmware | - |
| Netapp | H500E | - |
| Netapp | H700E Firmware | - |
| Netapp | H700E | - |
| Netapp | H410S Firmware | - |
| Netapp | H410S | - |
| Netapp | H410C Firmware | - |
| Netapp | H410C | - |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2021/04/07/1Mailing ListPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1948045Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00019.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.htmlMailing ListThird Party Advisory
- https://security.netapp.com/advisory/ntap-20210629-0002/Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/04/07/1Mailing ListPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1948045Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00019.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.htmlMailing ListThird Party Advisory
- https://security.netapp.com/advisory/ntap-20210629-0002/Third Party Advisory
FAQ
What is CVE-2021-3483?
CVE-2021-3483 is a vulnerability with a CVSS score of 7.8 (HIGH). A flaw was found in the Nosy driver in the Linux kernel. This issue allows a device to be inserted twice into a doubly-linked list, leading to a use-after-free when one of these devices is removed. Th...
How severe is CVE-2021-3483?
CVE-2021-3483 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-2021-3483?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux, Netapp Cloud Backup, Netapp H300S Firmware, Netapp H300S.