How severe is CVE-2019-19947?

CVE-2019-19947 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2019-19947 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-19947?

CVE-2019-19947 primarily affects Netapp Active Iq Unified Manager. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-19947?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-19947 published?

CVE-2019-19947 was published on 2019-12-24 and last updated on 2026-06-17.

CVE-2019-19947

CVE-2019-19947 is a medium-severity vulnerability in Netapp Active Iq Unified Manager with a CVSS 3.x base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-908.

Key facts

Severity: Medium (CVSS 3.x base score 4.6)
CVSS v2: 2.1
EPSS exploit prediction: 0% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-908
Affected product: Netapp Active Iq Unified Manager
Published: 2019-12-24
Last modified: 2026-06-17

Description

In the Linux kernel through 5.4.6, there are information leaks of uninitialized memory to a USB device in the drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c driver, aka CID-da2311a6385c.

Frequently asked questions

What is CVE-2019-19947?: In the Linux kernel through 5.4.6, there are information leaks of uninitialized memory to a USB device in the drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c driver, aka CID-da2311a6385c.
How severe is CVE-2019-19947?: CVE-2019-19947 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-19947 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-19947?: CVE-2019-19947 primarily affects Netapp Active Iq Unified Manager. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-19947?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-19947 published?: CVE-2019-19947 was published on 2019-12-24 and last updated on 2026-06-17.

References

Affected products (16)

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:fas\/aff_baseboard_management_controller:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_baseboard_management_controller:h610s:*:*:*:*:*:*:*
cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:aff_baseboard_management_controller:a700s:*:*:*:*:*:*:*
cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:*

More vulnerabilities in Netapp Active Iq Unified Manager

CVE-2021-44228 — Critical (CVSS 10.0): Apache Log4j2 2.0-beta9 through 2.15.0 (excluding security releases 2.12.2, 2.12.3, and 2.3.1) JNDI features used in…
CVE-2024-52533 — Critical (CVSS 9.8): gio/gsocks4aproxy.c in GNOME GLib before 2.82.1 has an off-by-one error and resultant buffer overflow because…
CVE-2023-38545 — Critical (CVSS 9.8): This flaw makes curl overflow a heap based buffer in the SOCKS5 proxy handshake. When curl is asked to pass along the…
CVE-2021-32292 — Critical (CVSS 9.8): An issue was discovered in json-c from 20200420 (post 0.14 unreleased code) through 0.15-20200726. A…
CVE-2022-31692 — Critical (CVSS 9.8): Spring Security, versions 5.7 prior to 5.7.5 and 5.6 prior to 5.6.9 could be susceptible to authorization rules bypass…
CVE-2022-2526 — Critical (CVSS 9.8): A use-after-free vulnerability was found in systemd. This issue occurs due to the on_stream_io() function and…

All CVEs affecting Netapp Active Iq Unified Manager →

Other CWE-908 (Use of Uninitialized Resource) vulnerabilities

CVE-2025-38429 — Critical (CVSS 10.0): In the Linux kernel, the following vulnerability has been resolved: bus: mhi: ep: Update read pointer only after…
CVE-2026-56190 — Critical (CVSS 9.8): Use of uninitialized resource in Windows RDP allows an unauthorized attacker to execute code over a network.
CVE-2026-52989 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: propagate nvmet_tcp_build_pdu_iovec()…
CVE-2022-50335 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: 9p: set req refcount to zero to avoid…
CVE-2025-38737 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uninitialised variable Fix…
CVE-2025-38472 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack: fix crash due to removal…

Browse all CWE-908 (Use of Uninitialized Resource) vulnerabilities →