Memory Leak Affecting torvalds/linux package, versions [,5.3.4)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

EPSS
0.14% (36th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3004393
  • published26 Jan 2022
  • disclosed18 Oct 2019
  • creditUnknown

Introduced: 18 Oct 2019

CVE-2019-18198  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.3.4 or higher.

Overview

Affected versions of this package are vulnerable to Memory Leak. In the Linux kernel before 5.3.4, a reference count usage error in the fib6_rule_suppress() function in the fib6 suppression feature of net/ipv6/fib6_rules.c, when handling the FIB_LOOKUP_NOREF flag, can be exploited by a local attacker to corrupt memory, aka CID-ca7a03c41753.

CVSS Base Scores

version 3.1