CVE-2019-5010

Impact:
Moderate
Public Date:
2019-01-15
CWE:
CWE-476
Bugzilla:
1666519: CVE-2019-5010 python: NULL pointer dereference using a specially crafted X509 certificate
A null pointer dereference vulnerability was found in the certificate parsing code in Python. This causes a denial of service to applications when parsing specially crafted certificates. This vulnerability is unlikely to be triggered if application enables SSL/TLS certificate validation and accepts certificates only from trusted root certificate authorities.

Find out more about CVE-2019-5010 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue did not affect the versions of python as shipped with Red Hat Enterprise Linux 5 and 6.

Red Hat Enterprise Linux 8:
This vulnerability is currently targeted to be addressed in an upcoming release.

Red Hat Software Collections for Red Hat Enterprise Linux:
This vulnerability is currently targeted to be addressed in an upcoming release.

CVSS v3 metrics

CVSS3 Base Score 7.5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Impact None
Availability Impact High

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (python) RHSA-2019:2030 2019-08-06

Affected Packages State

Platform Package State
Red Hat Software Collections for Red Hat Enterprise Linux rh-python35-python Affected
Red Hat Software Collections for Red Hat Enterprise Linux rh-python36-python Affected
Red Hat Enterprise Linux 8 python36 Affected
Red Hat Enterprise Linux 8 python3 Affected
Red Hat Enterprise Linux 8 python36:3.6/python36 Affected
Red Hat Enterprise Linux 6 python Not affected
Red Hat Enterprise Linux 5 python Not affected
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.

External References

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