CVE-2019-19530

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.42% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 36.6% of scored records. A rank, not a probability.

NVD base score

4.6 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-10-08.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-12-03 15:40Z6 YR AGO

Last updated

2026-10-08 21:03Z20 DAYS AGO

Reserved

2019-12-03

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.2

Document digest

ada3003f50d02f3c2cfe778bdf7184153b1bed94269b55bda16a4588194ea2e8

• cdn.kernel.orghttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.10x_refsource_MISC
• git.kernel.orghttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c52873e5a1ef72f845526d9f6a50704433f9c625x_refsource_MISC
• www.openwall.com[oss-security] 20191203 Linux kernel: multiple vulnerabilities in the USB subsystem x3http://www.openwall.com/lists/oss-security/2019/12/03/4mailing-listx_refsource_MLIST
• lists.opensuse.orgopenSUSE-SU-2019:2675http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.htmlvendor-advisoryx_refsource_SUSE
• lists.debian.org[debian-lts-announce] 20200118 [SECURITY] [DLA 2068-1] linux security updatehttps://lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlmailing-listx_refsource_MLIST
• lists.debian.org[debian-lts-announce] 20200302 [SECURITY] [DLA 2114-1] linux-4.9 security updatehttps://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlmailing-listx_refsource_MLIST