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.
Fix
Patch, vendor advisory and mitigation references on NVD 8
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.10 Patch, Vendor Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=973c096f6a85e5b5f2a295126ba6928d9a6afd45 Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/973c096f6a85e5b5f2a295126ba6928d9a6afd45 Patch, Third Party Advisory
- https://seclists.org/oss-sec/2020/q3/176 Exploit, Mailing List, Patch, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.10 Patch, Vendor Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=973c096f6a85e5b5f2a295126ba6928d9a6afd45 Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/973c096f6a85e5b5f2a295126ba6928d9a6afd45 Patch, Third Party Advisory
- https://seclists.org/oss-sec/2020/q3/176 Exploit, Mailing List, Patch, Third Party Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 5.9 · linux, netappNVD modified 2026-10-08 21:17
Affected (CPE criteria) 10
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
References 10
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.10 Patch, Vendor Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=973c096f6a85e5b5f2a295126ba6928d9a6afd45 Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/973c096f6a85e5b5f2a295126ba6928d9a6afd45 Patch, Third Party Advisory
- https://seclists.org/oss-sec/2020/q3/176 Exploit, Mailing List, Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210805-0001/ Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.10 Patch, Vendor Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=973c096f6a85e5b5f2a295126ba6928d9a6afd45 Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/973c096f6a85e5b5f2a295126ba6928d9a6afd45 Patch, Third Party Advisory
- https://seclists.org/oss-sec/2020/q3/176 Exploit, Mailing List, Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210805-0001/ Third Party Advisory