CVE-2019-18808

medium

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

https://github.com/torvalds/linux/commit/128c66429247add5128c03dc1e144ca56f05a4e2

https://security.netapp.com/advisory/ntap-20191205-0001/

https://lists.fedoraproject.org/archives/list/[email protected]/message/LYIFGYEDQXP5DVJQQUARQRK2PXKBKQGY/

https://lists.fedoraproject.org/archives/list/[email protected]/message/YWWOOJKZ4NQYN4RMFIVJ3ZIXKJJI3MKP/

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html

https://usn.ubuntu.com/4526-1/

https://usn.ubuntu.com/4525-1/

http://www.openwall.com/lists/oss-security/2021/09/14/1

Details

Source: MITRE

Published: 2019-11-07

Updated: 2022-04-18

Type: CWE-401

Risk Information

CVSS v2

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM