Integer Overflow or Wraparound Affecting apple-oss-distributions/xnu package, versions [,8792.81.2)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
0.07% (23rd percentile)

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  • Snyk IDSNYK-UNMANAGED-APPLEOSSDISTRIBUTIONSXNU-3252245
  • published28 Jan 2023
  • disclosed28 Jan 2023
  • creditAdam Doupé

Introduced: 28 Jan 2023

CVE-2023-23504  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade apple-oss-distributions/xnu to version 8792.81.2 or higher.

Overview

Affected versions of this package are vulnerable to Integer Overflow or Wraparound caused by a heap underwrite in dlil.c. A high privileged user who creates 65536 interfaces can overflow the allocated ifnet_addrs.

References

CVSS Base Scores

version 3.1