In the Linux kernel through 5.4.6, there is a NULL pointer dereference in drivers/scsi/libsas/sas_discover.c because of mishandling of port disconnection during discovery, related to a PHY down race condition, aka CID-f70267f379b5.
Fix
Patch, vendor advisory and mitigation references on NVD 2
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f70267f379b5e5e11bdc5d72a56bf17e5feed01f Exploit, Patch, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f70267f379b5e5e11bdc5d72a56bf17e5feed01f Exploit, Patch, Vendor 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 4.7 · linux, debian, canonicalNVD modified 2026-10-08 21:17
Affected (CPE criteria) 19
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*cpe:2.3:a:netapp:data_availability_services:-:*:*:*:*:*:*:*cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:*cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*cpe:2.3:o:netapp:a700s_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:h610s_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:8300_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:8700_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:netapp:a400_firmware:-:*:*:*:*:*:*:*
References 22
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html Mailing List, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f70267f379b5e5e11bdc5d72a56bf17e5feed01f Exploit, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200204-0002/ Third Party Advisory
- https://usn.ubuntu.com/4284-1/ Third Party Advisory
- https://usn.ubuntu.com/4285-1/ Third Party Advisory
- https://usn.ubuntu.com/4286-1/ Third Party Advisory
- https://usn.ubuntu.com/4286-2/ Third Party Advisory
- https://usn.ubuntu.com/4287-1/ Third Party Advisory
- https://usn.ubuntu.com/4287-2/ Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html Mailing List, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f70267f379b5e5e11bdc5d72a56bf17e5feed01f Exploit, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200204-0002/ Third Party Advisory
- https://usn.ubuntu.com/4284-1/ Third Party Advisory
- https://usn.ubuntu.com/4285-1/ Third Party Advisory
- https://usn.ubuntu.com/4286-1/ Third Party Advisory
- https://usn.ubuntu.com/4286-2/ Third Party Advisory
- https://usn.ubuntu.com/4287-1/ Third Party Advisory
- https://usn.ubuntu.com/4287-2/ Third Party Advisory