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Vulnerabilities

Vulnerability · CVE-2022-48560

A use-after-free exists in Python through 3.9 via heappushpop in heapq.

Published Aug 22, 2023 · catalog updated Oct 14, 2026 · A use-after-free exists in

Check if you run it

No confirmed exploitation is on record for CVE-2022-48560. EPSS is 2.04%. Act only if a listed version of A use-after-free exists in is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A use-after-free exists in).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
2.04%
Remediation
Advisory link
Affected products
cpe debian/debian linux · cpe python/python

A use-after-free exists in Python through 3.9 via heappushpop in heapq.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe debian/debian linux10.0
  • cpe python/python3.9.0

How to fix CVE-2022-48560

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2022-48560. EPSS is 2.04%. Act only if a listed version of A use-after-free exists in is installed.

Which versions are affected?

Compare what you have installed with debian/debian linux 10.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-416: Use After Free. EPSS 2.04%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 22, 2023 · NIST NVD

    Detected

    A use-after-free exists in Python through 3.9 via heappushpop in heapq.

  2. Oct 14, 2026 · NIST NVD

    Updated

    A use-after-free exists in Python through 3.9 via heappushpop in heapq.

Sources

  • CVE.orgVulnerability recordCVE-2022-48560

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-48560

    30-day exploitation probability 2.0%

    first.org
  • NIST NVDVulnerability recordCVE-2022-48560

    A use-after-free exists in Python through 3.9 via heappushpop in heapq.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.