Out-of-bounds Write Affecting linuxptp package, versions <1.8+git65.g303b08c-3.3.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
1.24% (86th percentile)

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  • Snyk IDSNYK-SLES151-LINUXPTP-2669457
  • published14 Apr 2022
  • disclosed27 Jul 2021

Introduced: 27 Jul 2021

CVE-2021-3570  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 linuxptp to version 1.8+git65.g303b08c-3.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linuxptp package and not the linuxptp package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

A flaw was found in the ptp4l program of the linuxptp package. A missing length check when forwarding a PTP message between ports allows a remote attacker to cause an information leak, crash, or potentially remote code execution. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. This flaw affects linuxptp versions before 3.1.1, before 2.0.1, before 1.9.3, before 1.8.1, before 1.7.1, before 1.6.1 and before 1.5.1.

CVSS Scores

version 3.1