Information Exposure Affecting torvalds/linux package, versions [,4.6.7)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
29.16% (97th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3005587
  • published26 Jan 2022
  • disclosed6 Aug 2016
  • creditUnknown

Introduced: 6 Aug 2016

CVE-2016-5696  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 4.6.7 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure net/ipv4/tcp_input.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack.

CVSS Base Scores

version 3.1