Resource Exhaustion Affecting bpftool package, versions <0:3.10.0-1160.el7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.63% (46th percentile)

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  • Snyk IDSNYK-RHEL7-BPFTOOL-7974787
  • published14 Sept 2024
  • disclosed21 Nov 2019

Introduced: 21 Nov 2019

CVE-2019-19062  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:7 bpftool to version 0:3.10.0-1160.el7 or higher.
This issue was patched in RHSA-2020:4060.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bpftool package and not the bpftool package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

A memory leak in the crypto_report() function in crypto/crypto_user_base.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering crypto_report_alg() failures, aka CID-ffdde5932042.

CVSS Base Scores

version 3.1