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CVE-2019-19077

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Date: November 18, 2019

A memory leak in the bnxt_re_create_srq() function in drivers/infiniband/hw/bnxt_re/ib_verbs.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering copy to udata failures, aka CID-4a9d46a9fe14.

Language: C

Severity Score

Related Resources (10)

https://nvd.nist.gov/vuln/detail/CVE-2019-19077
https://access.redhat.com/security/cve/CVE-2019-19077
https://security.netapp.com/advisory/ntap-20191205-0001/
https://security-tracker.debian.org/tracker/CVE-2019-19077
https://github.com/torvalds/linux/commit/4a9d46a9fe14401f21df69cea97c62396d5fb053
https://usn.ubuntu.com/4258-1/
https://usn.ubuntu.com/4284-1/
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-19077
https://www.mend.io/vulnerability-database/CVE-2019-19077

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 v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
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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