Home/CVE/In the Linux kernel through 5.4.6, there is a NULL pointer dereference in drivers/scsi/libsas/sas_discover.c because of
CVE

CVE-2019-19965

In the Linux kernel through 5.4.6, there is a NULL pointer dereference in drivers/scsi/libsas/sas_discover.c because of

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.

MEDIUM · CVSS 4.7 EPSS 0.00046
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

16
linux kernel<= 5.4.6
debian linuxall versions
canonical ubuntu linuxall versions
netapp active iq unified managerall versions
netapp cloud backupall versions
netapp data availability servicesall versions
netapp e-series santricity os controller>= 11.0.0 and <= 11.70.1
netapp hci management nodeall versions
⚠

Public Exploits & PoCs

1
pocgit.kernel.org · ?id=f70267f379b5e5e11bdc5d72a56bf17e5feed01fgit.kernel.org
▣

Scoring & Timeline

4.7
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Dec 2019 · 04:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

20
suse-csafSUSE-SU-2020:1663-1
suse-csafSUSE-SU-2020:1255-1
suse-csafSUSE-SU-2020:1275-1
suse-csafSUSE-SU-2020:14354-1
suse-csafopenSUSE-SU-2020:0336-1
🔗

References & Sources

10
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlMailing ListThird 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
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