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Vulnerability record · CVE-2019-19050 · published 18 November 2019

CVE-2019-19050: Linux kernel memory leak vulnerability

Linux · Linux Kernel

A memory leak in the crypto_reportstat() function in crypto/crypto_user_stat.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering crypto_reportstat_alg() failures, aka CID-c03b04dcdba1.

7.5 CVSS 3.1 High EPSS 5.1% · top 8.0% CWE-401 · Memory leak
7.5CVSS 3.1 base score, v2 7.8
5.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
17Affected product versions listed by NVD
14References
17 Jun 2026Last modified by NVD

Description

A memory leak in the crypto_reportstat() function in crypto/crypto_user_stat.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering crypto_reportstat_alg() failures, aka CID-c03b04dcdba1.

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

Affected products

17 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html Third Party AdvisoryVDB Entry
https://github.com/torvalds/linux/commit/c03b04dcdba1da39903e23cc4d072abf8f68f2dd PatchThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQ
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTX
https://security.netapp.com/advisory/ntap-20191205-0001/ Third Party Advisory
https://usn.ubuntu.com/4258-1/ Third Party Advisory
https://usn.ubuntu.com/4284-1/ Third Party Advisory
http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html Third Party AdvisoryVDB Entry
https://github.com/torvalds/linux/commit/c03b04dcdba1da39903e23cc4d072abf8f68f2dd PatchThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQ
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTX
https://security.netapp.com/advisory/ntap-20191205-0001/ Third Party Advisory
https://usn.ubuntu.com/4258-1/ Third Party Advisory
https://usn.ubuntu.com/4284-1/ Third Party Advisory

Track CVE-2019-19050 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2019-19050), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.