Access Restriction Bypass Affecting torvalds/linux package, versions [,3.19.2)


Severity

Recommended
0.0
low
0
10

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

Threat Intelligence

EPSS
0.03% (8th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3005949
  • published26 Jan 2022
  • disclosed27 May 2015
  • creditUnknown

Introduced: 27 May 2015

CVE-2015-2830  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 3.19.2 or higher.

Overview

Affected versions of this package are vulnerable to Access Restriction Bypass arch/x86/kernel/entry_64.S in the Linux kernel before 3.19.2 does not prevent the TS_COMPAT flag from reaching a user-mode task, which might allow local users to bypass the seccomp or audit protection mechanism via a crafted application that uses the (1) fork or (2) close system call, as demonstrated by an attack against seccomp before 3.16.

CVSS Base Scores

version 3.1