CVE-2019-19069

HIGH7.5

A memory leak in the fastrpc_dma_buf_attach() function in drivers/misc/fastrpc

Published Nov 18, 2019

Modified 1 years ago

Details

A memory leak in the fastrpc_dma_buf_attach() function in drivers/misc/fastrpc.c in the Linux kernel before 5.3.9 allows attackers to cause a denial of service (memory consumption) by triggering dma_get_sgtable() failures, aka CID-fc739a058d99.

References

WEB

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.9

WEB

https://github.com/torvalds/linux/commit/fc739a058d99c9297ef6bfd923b809d85855b9a9

WEB

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

ADVISORY

https://usn.ubuntu.com/4208-1/

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2019-19069

CVSS Analysis

CVSS v3.1

7.5

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

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

Ecosystems

Timeline

PublishedNov 18, 2019

ModifiedAug 5, 2024