Home/CVE/In the Linux kernel through 5.4.6, there are information leaks of uninitialized memory to a USB device in the drivers/ne
CVE

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/ne

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.

MEDIUM · CVSS 4.6 EPSS 0.00108
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-908Use of Uninitialized Resource
▤

Affected Products & Versions

13
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 and <= 11.70.2
netapp fas\/aff baseboard management controllerall versions
▣

Scoring & Timeline

4.6
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 NVD24 Dec 2019 · 12:15 AM
CVSS VectorCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

4
usnUSN-4485-1
usnUSN-4427-1
usnUSN-4284-1
usnUSN-4285-1
🔗

References & Sources

9
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2019/12/24/1Mailing ListThird Party Advisory
https://github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9PatchThird 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
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