CVE-2019-18808

MEDIUM

Linux kernel <5.3.9 - DoS

Title source: llm

Description

A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-128c66429247.

References (8)

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2021/09/14/1

[Patch, Third Party Advisory] https://github.com/torvalds/linux/commit/128c66429247add5128c03dc1e144ca56f05a4e2

View Patch ZIP pw:eip

[Third Party Advisory] https://security.netapp.com/advisory/ntap-20191205-0001/

[Third Party Advisory] https://usn.ubuntu.com/4525-1/

[Third Party Advisory] https://usn.ubuntu.com/4526-1/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LYIFGYEDQXP5DVJQQUARQRK2PXKBKQGY/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YWWOOJKZ4NQYN4RMFIVJ3ZIXKJJI3MKP/

Scores

CVSS v3 5.5

EPSS 0.0002

EPSS Percentile 3.5%

Attack Vector LOCAL

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

Classification

CWE

CWE-401

Status published

Affected Products (8)

linux/linux_kernel < 5.3.9

fedoraproject/fedora

opensuse/leap

canonical/ubuntu_linux

Timeline

Published Nov 07, 2019

Tracked Since Feb 18, 2026