DEBIAN-CVE-2025-13836

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2025-13836
Downstream
DLA-4445-1
Published: 01 Dec 2025, 18:16
Last modified:16 May 2026, 14:03

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

01 Dec 2025, 18:16
Published
Vulnerability first disclosed
16 May 2026, 14:03
Last Modified
Vulnerability information updated

Description

When reading an HTTP response from a server, if no read amount is specified, the default behavior will be to use Content-Length. This allows a malicious server to cause the client to read large amounts of data into memory, potentially causing OOM or other DoS.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Systems

  • debian•pypy3

    all | all | all | < 7.3.21+dfsg-1

  • debian•python3.11

    all | < 3.11.2-6+deb12u7

  • debian•python3.13

    all | < 3.13.5-2+deb13u1 | < 3.13.11-1

  • debian•python3.14

    < 3.14.2-1

  • debian•python3.9

    < 3.9.2-1+deb11u4

References (1)