Red Hat Security Advisory: python3.12-cryptography security update
Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fix(es): * python-cryptography: NULL pointer dereference with pkcs12.serialize_key_and_certificates when called with a non-matching certificate and private key and an hmac_hash override (CVE-2024-26130) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
CVE-2024-26130 is a vulnerability in the python-cryptography package used in Red Hat Enterprise Linux 9 where a NULL pointer dereference occurs in the pkcs12.serialize_key_and_certificates function. This happens when the function is called with a non-matching certificate and private key combined with an hmac_hash override. The issue can cause a crash or denial of service. Red Hat has issued an important security advisory (RHSA-2025:15608) providing updated python3.12-cryptography packages to remediate this flaw.
Potential Impact
The vulnerability can lead to a NULL pointer dereference, potentially causing application crashes or denial of service when the affected function is invoked with specific parameters. There are no known exploits in the wild at this time. The impact is rated as high by Red Hat Product Security.
Mitigation Recommendations
Red Hat has released updated python3.12-cryptography packages that fix this vulnerability. Users of Red Hat Enterprise Linux 9 and its variants should apply the security update as described in Red Hat advisory RHSA-2025:15608. Refer to https://access.redhat.com/articles/11258 for detailed update instructions. No additional mitigation steps are indicated beyond applying the official patch.
Red Hat Security Advisory: python3.12-cryptography security update
Description
Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fix(es): * python-cryptography: NULL pointer dereference with pkcs12.serialize_key_and_certificates when called with a non-matching certificate and private key and an hmac_hash override (CVE-2024-26130) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2024-26130 is a vulnerability in the python-cryptography package used in Red Hat Enterprise Linux 9 where a NULL pointer dereference occurs in the pkcs12.serialize_key_and_certificates function. This happens when the function is called with a non-matching certificate and private key combined with an hmac_hash override. The issue can cause a crash or denial of service. Red Hat has issued an important security advisory (RHSA-2025:15608) providing updated python3.12-cryptography packages to remediate this flaw.
Potential Impact
The vulnerability can lead to a NULL pointer dereference, potentially causing application crashes or denial of service when the affected function is invoked with specific parameters. There are no known exploits in the wild at this time. The impact is rated as high by Red Hat Product Security.
Mitigation Recommendations
Red Hat has released updated python3.12-cryptography packages that fix this vulnerability. Users of Red Hat Enterprise Linux 9 and its variants should apply the security update as described in Red Hat advisory RHSA-2025:15608. Refer to https://access.redhat.com/articles/11258 for detailed update instructions. No additional mitigation steps are indicated beyond applying the official patch.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:15608
- Cve Count
- 1
Threat ID: 6a1f4e87e29bf47b50081663
Added to database: 06/02/2026, 21:43:35 UTC
Last enriched: 07/04/2026, 01:22:39 UTC
Last updated: 09/10/2026, 19:36:47 UTC
Views: 144
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