Vulnerability Description
An array overflow was discovered in mt76_add_fragment in drivers/net/wireless/mediatek/mt76/dma.c in the Linux kernel before 5.5.10, aka CID-b102f0c522cf. An oversized packet with too many rx fragments can corrupt memory of adjacent pages.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.16, < 4.19.111 |
| Netapp | Active Iq Unified Manager | - |
| Netapp | Cloud Backup | - |
| Netapp | Hci Baseboard Management Controller | h300s |
| Netapp | Solidfire \& Hci Management Node | - |
| Netapp | Steelstore Cloud Integrated Storage | - |
| Netapp | Aff Baseboard Management Controller | a700s |
| Netapp | Hci Compute Node | - |
| Netapp | Solidfire Baseboard Management Controller | - |
Related Weaknesses (CWE)
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.10Release NotesVendor Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b102fPatchVendor Advisory
- https://github.com/torvalds/linux/commit/b102f0c522cf668c8382c56a4f771b37d011cdaPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20200608-0001/Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.10Release NotesVendor Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b102fPatchVendor Advisory
- https://github.com/torvalds/linux/commit/b102f0c522cf668c8382c56a4f771b37d011cdaPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20200608-0001/Third Party Advisory
FAQ
What is CVE-2020-12465?
CVE-2020-12465 is a vulnerability with a CVSS score of 6.7 (MEDIUM). An array overflow was discovered in mt76_add_fragment in drivers/net/wireless/mediatek/mt76/dma.c in the Linux kernel before 5.5.10, aka CID-b102f0c522cf. An oversized packet with too many rx fragment...
How severe is CVE-2020-12465?
CVE-2020-12465 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-12465?
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 Hci Baseboard Management Controller, Netapp Solidfire \& Hci Management Node.