Integer Overflow or Wraparound Affecting torvalds/linux package, versions [,4.12.4)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.02% (3rd percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3006120
  • published26 Jan 2022
  • disclosed21 Jul 2017
  • creditUnknown

Introduced: 21 Jul 2017

CVE-2017-7542  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 4.12.4 or higher.

Overview

Affected versions of this package are vulnerable to Integer Overflow or Wraparound. The ip6_find_1stfragopt function in net/ipv6/output_core.c in the Linux kernel through 4.12.3 allows local users to cause a denial of service (integer overflow and infinite loop) by leveraging the ability to open a raw socket.

References

CVSS Base Scores

version 3.1