Home/CVE/relay_open in kernel/relay.c in the Linux kernel through 5.4.1 allows local users to cause a denial of service (such as
CVE

CVE-2019-19462

relay_open in kernel/relay.c in the Linux kernel through 5.4.1 allows local users to cause a denial of service (such as

relay_open in kernel/relay.c in the Linux kernel through 5.4.1 allows local users to cause a denial of service (such as relay blockage) by triggering a NULL alloc_percpu result.

MEDIUM · CVSS 5.5 EPSS 0.00105
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

9
linux kernel<= 5.4.1
netapp active iq unified manager>= 9.5
netapp hci management nodeall versions
netapp solidfireall versions
netapp hci compute nodeall versions
netapp hci storage nodeall versions
canonical ubuntu linuxall versions
opensuse leapall versions
▣

Scoring & Timeline

5.5
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 NVD30 Nov 2019 · 01:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

19
suse-csafopenSUSE-SU-2021:0242-1
suse-csafSUSE-SU-2020:2487-1
suse-csafSUSE-SU-2020:2478-1
suse-csafSUSE-SU-2020:2156-1
suse-csafSUSE-SU-2020:2105-1
🔗

References & Sources

15
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/2020-06/msg00022.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.htmlMailing ListThird Party Advisory
https://lore.kernel.org/lkml/20191129013745.7168-1-dja%40axtens.net/
https://security.netapp.com/advisory/ntap-20210129-0004/Third Party Advisory
https://syzkaller-ppc64.appspot.com/bug?id=1c09906c83a8ea811a9e318c2a4f8e243becc6f8PatchThird Party Advisory
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