Denial of Service (DoS) Affecting torvalds/linux package, versions [,2.4.21)[2.4.0,2.4.24)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
1.23% (65th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3006368
  • published26 Jan 2022
  • disclosed20 Jan 2004
  • creditUnknown

Introduced: 20 Jan 2004

CVE-2003-0985  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 2.4.21, 2.4.24 or higher.

Overview

Affected versions of this package are vulnerable to Denial of Service (DoS). The mremap system call (do_mremap) in Linux kernel 2.4.x before 2.4.21, and possibly other versions before 2.4.24, does not properly perform bounds checks, which allows local users to cause a denial of service and possibly gain privileges by causing a remapping of a virtual memory area (VMA) to create a zero length VMA, a different vulnerability than CAN-2004-0077.

CVSS Base Scores

version 3.1