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CVE-2019-15219

18
FAUCET Score

CVE-2019-15219 is a NULL pointer dereference vulnerability in the Linux kernel's sisusb.c driver, affecting various Linux distributions including Canonical, Debian, and openSUSE. This vulnerability can be triggered by a malicious USB device, leading to a denial of service (availability impact) with low attack complexity, requiring physical access to the system. While the CVSS score is 4.6 (Medium), there is currently no known active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.1.8CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:data_availability_services:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.6MEDIUM

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
0.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.71%
Probability of exploitation in next 30 days
EPSS Percentile
49.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0071 is in the 88th percentile among its peer group of 1,532 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (5)

redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-alt
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-rt
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel-rt
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel

Vendor Advisories (1)

redhatCVE-2019-15219Low

kernel: null pointer dereference in drivers/usb/misc/sisusbvga/sisusb.c driver

Aug 19, 2019

References

lists.opensuse.org / opensuse-security-announce/2019-09/msg00064.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2019-09/msg00066.html
Mailing ListThird Party Advisory
cdn.kernel.org / pub/linux/kernel/v5.x/ChangeLog-5.1.8
Release Notes
git.kernel.org / pub/scm/linux/kernel/git/torvalds/linux.git/commit
Patch
lists.debian.org / debian-lts-announce/2019/09/msg00014.html
Mailing ListThird Party Advisory
lists.debian.org / debian-lts-announce/2019/09/msg00015.html
Mailing ListThird Party Advisory
lists.debian.org / debian-lts-announce/2019/09/msg00025.html
Mailing ListThird Party Advisory
security.netapp.com / advisory/ntap-20190905-0002
Third Party Advisory
syzkaller.appspot.com / bug
ExploitThird Party Advisory
openwall.com / lists/oss-security/2019/08/20/2
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2019/08/22/2
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2019/08/22/3
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2019/08/22/4
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2019/08/22/5
Mailing List