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Fencer Intel
high 7.5

CVE-2019-18813 json

A memory leak in the dwc3_pci_probe() function in drivers/usb/dwc3/dwc3-pci.c in the Linux kernel through 5.3.9 allows attackers to cause a…

published 7y ago modified 4mo ago also EUVD-2019-8517

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

A memory leak in the dwc3_pci_probe() function in drivers/usb/dwc3/dwc3-pci.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption) by triggering platform_device_add_properties() failures, aka CID-9bbfceea12a8.

Patch / fix

  • linux linux_kernel 4.19.84, 5.3.11
  • linux Debian 14, Debian 13, Debian 12 5.3.15-1

debian advisories DEBIAN-CVE-2019-18813

  • linux-gcp Ubuntu 18.04 LTS 5.0.0-1028.29~18.04.1
  • linux-hwe Ubuntu 18.04 LTS 5.3.0-26.28~18.04.1
  • linux-azure Ubuntu 18.04 LTS 5.0.0-1028.30~18.04.1
  • linux-aws-5.0 Ubuntu 18.04 LTS 5.0.0-1023.26~18.04.1
  • linux-gcp-5.3 Ubuntu 18.04 LTS 5.3.0-1010.11~18.04.1
  • linux-gke-5.0 Ubuntu 18.04 LTS 5.0.0-1027.28~18.04.1
  • linux-oem-osp1 Ubuntu 18.04 LTS 5.0.0-1033.38
  • linux-azure-5.3 Ubuntu 18.04 LTS 5.3.0-1009.10~18.04.1

ubuntu advisories UBUNTU-CVE-2019-18813

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kernel-source openSUSE Tumbleweed 5.14.6-1.4
  • kernel-source openSUSE Tumbleweed 6.6.17-1.1

opensuse advisories openSUSE-SU-2024:10728-1openSUSE-SU-2024:13704-1

Is CVE-2019-18813 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-18813 updated cvss 6.2

kernel: memory leak in dwc3_pci_probe() function in drivers/usb/dwc3/dwc3-pci.c

  • Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, kernel-alt, python-perf, +9 more Red Hat Enterprise Linux 8 perf, kernel, bpftool, kernel-rt, kernel-core, kernel-tools, +29 more Red Hat Enterprise MRG 2 kernel
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.94% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 7.8 AV:N/AC:L/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-401 Missing Release of Memory after Effective Lifetime
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.