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CVE-2019-19069

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Date: November 18, 2019

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.

Language: C

Severity Score

Related Resources (8)

https://security-tracker.debian.org/tracker/CVE-2019-19069
https://security.netapp.com/advisory/ntap-20191205-0001/
https://usn.ubuntu.com/4208-1/
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.9
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-19069
https://nvd.nist.gov/vuln/detail/CVE-2019-19069
https://github.com/torvalds/linux/commit/fc739a058d99c9297ef6bfd923b809d85855b9a9
https://www.mend.io/vulnerability-database/CVE-2019-19069

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Missing Release of Memory after Effective Lifetime

CWE-401

Top Fix

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CVSS v3

Base Score:
Attack Vector (AV):
Attack Complexity (AC):
Privileges Required (PR):
User Interaction (UI):
Scope (S):
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE

CVSS v2

Base Score:
Access Vector (AV):
Access Complexity (AC):
Authentication (AU):
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH
Additional information:

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