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CVE-2019-19045

Date: November 18, 2019

A memory leak in the mlx5_fpga_conn_create_cq() function in drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c in the Linux kernel before 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering mlx5_vector2eqn() failures, aka CID-c8c2a057fdc7.

Language: C

Severity Score

Related Resources (14)

https://usn.ubuntu.com/4225-2/
https://usn.ubuntu.com/4226-1/
https://usn.ubuntu.com/4227-1/
https://usn.ubuntu.com/4225-1/
https://security-tracker.debian.org/tracker/CVE-2019-19045
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-19045
https://nvd.nist.gov/vuln/detail/CVE-2019-19045
https://security.netapp.com/advisory/ntap-20191205-0001/
https://access.redhat.com/security/cve/CVE-2019-19045
https://github.com/torvalds/linux/commit/c8c2a057fdc7de1cd16f4baa51425b932a42eb39
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11
https://usn.ubuntu.com/4227-2/
https://www.mend.io/vulnerability-database/CVE-2019-19045

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption

CWE-400

Missing Release of Memory after Effective Lifetime

CWE-401

CVSS v3.1

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

CVSS v2

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

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