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Fencer Vulns
medium 5.5

CVE-2023-25399 json

Withdrawn: scipy memory leak vulnerability

published 2023-07-05 3 y ago modified 2026-06-17 4 mo ago also GHSA-9jx5-6pgf-crrp , PYSEC-2023-102 , EUVD-2023-0234

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 32%
public exploits
0
none known

Summary

A refcounting issue which leads to potential memory leak was discovered in scipy commit 8627df31ab in Py_FindObjects() function. Note: This is disputed as a bug and not a vulnerability. SciPy is not designed to be exposed to untrusted users or data directly.

Patch / fix

  • pypi scipy 1.10.0
  • scipy scipy 1.10.0
  • scipy Debian 14, Debian 13, Debian 12 1.10.0-2

debian advisories DEBIAN-CVE-2023-25399

  • scipy Ubuntu Pro 22.04 LTS 1.8.0-1exp2ubuntu1+esm1

ubuntu advisories UBUNTU-CVE-2023-25399

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • python-scipy SLE Module for Package Hub 15 SP5, SLE Module for Package Hub 15 SP4, openSUSE Leap 15.5 +1 more 1.3.3-150200.5.3.1
  • python-scipy_1_3_3-gnu-hpc SLE Module for Package Hub 15 SP5, SLE Module for HPC 15 SP5, SLE Module for HPC 15 SP4 +2 more 1.3.3-150200.5.3.1
  • python-scipy openSUSE Leap 15.4 1.2.0-150100.4.6.1
  • python-scipy_1_2_0-gnu-hpc openSUSE Leap 15.5, openSUSE Leap 15.4 1.2.0-150100.4.6.1

suse advisories SUSE-SU-2023:3272-1SUSE-SU-2023:2970-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-25399 updated cvss 5.5

scipy: refcounting issue leads to potential memory leak

  • Red Hat Enterprise Linux 6 scipy Red Hat Enterprise Linux 7 scipy
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 8 scipy, python2-scipy, python3-scipy, python38-scipy, python39-scipy Red Hat Enterprise Linux 9 python3-scipy, python3.11-scipy Red Hat Software Collections rh-python38-python-scipy
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 8 python3.11-scipy Red Hat OpenShift Container Platform 4 google-benchmark, python-sortedcontainers
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/scipy/scipy/issues/16235 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
pypi scipy
<1.10.0
1.10.0

Affected products

  • scipy scipy

Classification

Weakness
  • CWE-401 Missing Release of Memory after Effective Lifetime

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.