medium5.9
CVE-2020-28097
The vgacon subsystem in the Linux kernel before 5.8.10 mishandles software scrollback.
Impact
The vgacon subsystem in the Linux kernel before 5.8.10 mishandles software scrollback. There is a vgacon_scrolldelta out-of-bounds read, aka CID-973c096f6a85.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 5.8.10 |
| Netapp | Cloud Backup | All versions |
| Netapp | H410c Firmware | All versions |
| Netapp | H300s Firmware | All versions |
| Netapp | H500s Firmware | All versions |
| Netapp | H700s Firmware | All versions |
| Netapp | H300e Firmware | All versions |
| Netapp | H500e Firmware | All versions |
| Netapp | H700e Firmware | All versions |
| Netapp | H410s Firmware | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.10
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=973c096f6a85e5b5f2a295126ba6928d9a6afd45
- https://github.com/torvalds/linux/commit/973c096f6a85e5b5f2a295126ba6928d9a6afd45
- https://seclists.org/oss-sec/2020/q3/176
- https://security.netapp.com/advisory/ntap-20210805-0001/