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Fencer Vulns
medium 6.5

CVE-2022-48564 json

read_ints in plistlib.py in Python through 3.9.1 is vulnerable to a potential DoS attack via CPU and RAM exhaustion when processing malform…

published 2023-08-22 3 y ago modified 2026-11-02 6 d ago also BIT-libpython-2022-48564 , BIT-python-2022-48564 , BIT-python-min-2022-48564 , EUVD-2022-51260 , GHSA-p8vw-m6qq-w42v

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

read_ints in plistlib.py in Python through 3.9.1 is vulnerable to a potential DoS attack via CPU and RAM exhaustion when processing malformed Apple Property List files in binary format.

Patch / fix

  • bitnami libpython 3.6.13, 3.7.10, 3.8.7, 3.9.1
  • bitnami python 3.6.13, 3.7.10, 3.8.7, 3.9.1
  • bitnami python-min 3.6.13, 3.7.10, 3.8.7, 3.9.1
  • python python 3.6.13, 3.7.10, 3.8.7, 3.9.1
  • pypy3 Debian 14, Debian 13, Debian 12 7.3.5+dfsg-2

debian advisories DEBIAN-CVE-2022-48564

  • python2.7 Ubuntu Pro 14.04 LTS 2.7.6-8ubuntu0.6+esm18
  • python2.7 Ubuntu Pro 16.04 LTS 2.7.12-1ubuntu0~16.04.18+esm9
  • python2.7 Ubuntu Pro 18.04 LTS 2.7.17-1~18.04ubuntu1.13+esm4
  • python3.5 Ubuntu Pro 14.04 LTS 3.5.2-2ubuntu0~16.04.4~14.04.1+esm1
  • python3.5 Ubuntu Pro 16.04 LTS 3.5.2-2ubuntu0~16.04.13+esm12
  • python3.6 Ubuntu Pro 18.04 LTS 3.6.9-1~18.04ubuntu1.13+esm1
  • python3.7 Ubuntu Pro 18.04 LTS 3.7.5-2ubuntu1~18.04.2+esm3
  • python3.8 Ubuntu Pro 18.04 LTS 3.8.0-3ubuntu1~18.04.2+esm2

ubuntu advisories UBUNTU-CVE-2022-48564

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

  • python3 RHEL 8 3.6.8-56.el8_9.2
  • python3-idle RHEL 8 3.6.8-56.el8_9.2
  • python3-libs RHEL 8 3.6.8-56.el8_9.2
  • python3-test RHEL 8 3.6.8-56.el8_9.2
  • platform-python RHEL 8 3.6.8-56.el8_9.2
  • python3-tkinter RHEL 8 3.6.8-56.el8_9.2
  • python3 RHEL 8.8 EUS 3.6.8-51.el8_8.4
  • python3-idle RHEL 8.8 EUS 3.6.8-51.el8_8.4

red hat advisories RHSA-2024:0586RHSA-2024:0430RHSA-2024:0114

  • python3-idle AlmaLinux 8 3.6.8-56.el8_9.2.alma.1
  • python3-libs AlmaLinux 8 3.6.8-56.el8_9.2.alma.1
  • python3-test AlmaLinux 8 3.6.8-56.el8_9.2.alma.1
  • platform-python AlmaLinux 8 3.6.8-56.el8_9.2.alma.1
  • python3-tkinter AlmaLinux 8 3.6.8-56.el8_9.2.alma.1

almalinux advisories ALSA-2024:0114

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-2022-48564 updated cvss 6.5

python: DoS when processing malformed Apple Property List files in binary format

  • Red Hat Enterprise Linux 7 python3, python3-idle, python3-libs, python3-test, python3-tkinter
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Enterprise Linux AppStream (v. 8) python3-idle 3.6.8-56.el8_9.2, python3-test 3.6.8-56.el8_9.2, platform-python 3.6.8-56.el8_9.2, python3-tkinter 3.6.8-56.el8_9.2
    fixed: vendor fix RHSA-2024:0114
  • Red Hat Enterprise Linux AppStream EUS (v.8.6) python3-idle 3.6.8-47.el8_6.4, python3-test 3.6.8-47.el8_6.4, platform-python 3.6.8-47.el8_6.4, python3-tkinter 3.6.8-47.el8_6.4
    fixed: vendor fix RHSA-2024:0430
  • Red Hat Enterprise Linux AppStream EUS (v.8.8) python3-idle 3.6.8-51.el8_8.4, python3-test 3.6.8-51.el8_8.4, platform-python 3.6.8-51.el8_8.4, python3-tkinter 3.6.8-51.el8_8.4
    fixed: vendor fix RHSA-2024:0586
  • Red Hat Enterprise Linux BaseOS (v. 8) python3 3.6.8-56.el8_9.2, python3-libs 3.6.8-56.el8_9.2, python3-test 3.6.8-56.el8_9.2, platform-python 3.6.8-56.el8_9.2
    fixed: vendor fix RHSA-2024:0114
  • Red Hat Enterprise Linux BaseOS EUS (v.8.6) python3 3.6.8-47.el8_6.4, python3-libs 3.6.8-47.el8_6.4, python3-test 3.6.8-47.el8_6.4, platform-python 3.6.8-47.el8_6.4
    fixed: vendor fix RHSA-2024:0430
  • Red Hat Enterprise Linux BaseOS EUS (v.8.8) python3 3.6.8-51.el8_8.4, python3-libs 3.6.8-51.el8_8.4, python3-test 3.6.8-51.el8_8.4, platform-python 3.6.8-51.el8_8.4
    fixed: vendor fix RHSA-2024:0586
  • Red Hat Enterprise Linux 6 python, tkinter, python-libs, python-test, python-tools Red Hat Enterprise Linux 7 python, tkinter, python-libs, python-test, python-tools Red Hat Enterprise Linux 8 numpy, scipy, PyYAML, python2, mod_wsgi, python36, +82 more Red Hat Enterprise Linux 9 python3, python3.9, python3.11, python3-idle, python3-libs, python3-test, +6 more Red Hat Software Collections rh-python38-python, rh-python38-python-idle, rh-python38-python-libs, rh-python38-python-test, rh-python38-python-tkinter, rh-python38-python-rpm-macros, +1 more
    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
31 d ago

Exploit prediction

1.65% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugs.python.org https://bugs.python.org/issue42103 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
OSV 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
bitnami libpython
<3.6.13
>=3.7.0, <3.7.10
>=3.8.0, <3.8.7
>=3.9.0, <3.9.1
3.6.13
3.7.10
3.8.7
3.9.1
bitnami python
<3.6.13
>=3.7.0, <3.7.10
>=3.8.0, <3.8.7
>=3.9.0, <3.9.1
3.6.13
3.7.10
3.8.7
3.9.1
bitnami python-min
<3.6.13
>=3.7.0, <3.7.10
>=3.8.0, <3.8.7
>=3.9.0, <3.9.1
3.6.13
3.7.10
3.8.7
3.9.1

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

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.