Resource Exhaustion Affecting deepdiff package, versions *


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.45% (36th percentile)

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  • Snyk IDSNYK-DEBIAN12-DEEPDIFF-15758913
  • published23 Mar 2026
  • disclosed20 Mar 2026

Introduced: 20 Mar 2026

CVE-2026-33155  (opens in a new tab)
CWE-400  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

There is no fixed version for Debian:12 deepdiff.

NVD Description

Note: Versions mentioned in the description apply only to the upstream deepdiff package and not the deepdiff package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

DeepDiff is a project focused on Deep Difference and search of any Python data. From version 5.0.0 to before version 8.6.2, the pickle unpickler _RestrictedUnpickler validates which classes can be loaded but does not limit their constructor arguments. A few of the types in SAFE_TO_IMPORT have constructors that allocate memory proportional to their input (builtins.bytes, builtins.list, builtins.range). A 40-byte pickle payload can force 10+ GB of memory, which crashes applications that load delta objects or call pickle_load with untrusted data. This issue has been patched in version 8.6.2.

CVSS Base Scores

version 3.1