high7.1
CVE-2021-3501
A flaw was found in the Linux kernel in versions before 5.12.
Impact
A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 5.12 |
| Redhat | Enterprise Linux | Version 8.0 |
| Redhat | Enterprise Linux For Real Time | Version 8 |
| Redhat | Enterprise Linux For Real Time For Nfv | Version 8 |
| Redhat | Enterprise Linux For Real Time For Nfv Tus | Version 8.4 |
| Redhat | Enterprise Linux For Real Time Tus | Version 8.4 |
| Fedoraproject | Fedora | Version 33 |
| Redhat | Virtualization | Version 4.0 |
| Redhat | Virtualization Host | Version 4.0 |
| Netapp | Cloud Backup | All versions |
| Netapp | Solidfire Baseboard Management Controller Firmware | All versions |
| Netapp | H300s Firmware | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.redhat.com/show_bug.cgi?id=1950136
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=04c4f2ee3f68c9a4bf1653d15f1a9a435ae33f7a
- https://security.netapp.com/advisory/ntap-20210618-0008/
- https://bugzilla.redhat.com/show_bug.cgi?id=1950136
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=04c4f2ee3f68c9a4bf1653d15f1a9a435ae33f7a
- https://security.netapp.com/advisory/ntap-20210618-0008/