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CVE-2026-42784

PUBLISHED 16.09.2026

CNA: redhat

Sequoia-openpgp: sequoia-openpgp: cryptographic integrity compromise via key flag confusion

Обновлено: 16.09.2026
A flaw was found in sequoia-openpgp. The library incorrectly infers key flags for older certificates when a key flags subpacket is missing, leading to a discrepancy in how key capabilities are viewed. This key flag confusion allows an attacker to bypass the back-signature check. Consequently, an attacker can illegitimately bind an arbitrary subkey to their own certificate and forge signatures, completely compromising cryptographic integrity.

CWE

Идентификатор Описание
CWE-347 The product does not verify, or incorrectly verifies, the cryptographic signature for data.

CVSS

Оценка Severity Версия Базовый вектор
7.4 HIGH 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

EPSS

Вероятность Severity Процентиль ? Дата расчёта
0.16% LOW 5.31 17.09.2026

Доп. Информация

Product Status

Confidential Compute Attestation
Product: Confidential Compute Attestation
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:confidential_compute_attestation:1
Confidential Compute Attestation
Product: Confidential Compute Attestation
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:confidential_compute_attestation:1
Confidential Compute Attestation
Product: Confidential Compute Attestation
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:confidential_compute_attestation:1
Confidential Compute Attestation
Product: Confidential Compute Attestation
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:confidential_compute_attestation:1
Confidential Compute Attestation
Product: Confidential Compute Attestation
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:confidential_compute_attestation:1
Red Hat Ansible Automation Platform 2
Product: Red Hat Ansible Automation Platform 2
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:ansible_automation_platform:2
Red Hat Ansible Automation Platform 2
Product: Red Hat Ansible Automation Platform 2
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:ansible_automation_platform:2
Red Hat Ansible Automation Platform 2
Product: Red Hat Ansible Automation Platform 2
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:ansible_automation_platform:2
Red Hat Enterprise Linux 10
Product: Red Hat Enterprise Linux 10
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/o:redhat:enterprise_linux:10
Red Hat Enterprise Linux 10
Product: Red Hat Enterprise Linux 10
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/o:redhat:enterprise_linux:10
Red Hat Enterprise Linux 10
Product: Red Hat Enterprise Linux 10
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/o:redhat:enterprise_linux:10
Red Hat Enterprise Linux 10
Product: Red Hat Enterprise Linux 10
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/o:redhat:enterprise_linux:10
Red Hat Enterprise Linux 10
Product: Red Hat Enterprise Linux 10
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/o:redhat:enterprise_linux:10
Red Hat Enterprise Linux 10
Product: Red Hat Enterprise Linux 10
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/o:redhat:enterprise_linux:10
Red Hat Enterprise Linux 9
Product: Red Hat Enterprise Linux 9
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/o:redhat:enterprise_linux:9
Red Hat Enterprise Linux 9
Product: Red Hat Enterprise Linux 9
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/o:redhat:enterprise_linux:9
Red Hat Hardened Images
Product: Red Hat Hardened Images
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:hummingbird:1
Red Hat Hardened Images
Product: Red Hat Hardened Images
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:hummingbird:1
Red Hat OpenShift Container Platform 4
Product: Red Hat OpenShift Container Platform 4
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:openshift:4
Red Hat Satellite 6
Product: Red Hat Satellite 6
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:satellite:6
Red Hat Satellite 6
Product: Red Hat Satellite 6
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:satellite:6
Red Hat Trusted Profile Analyzer
Product: Red Hat Trusted Profile Analyzer
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:trusted_profile_analyzer:2
Red Hat Trusted Profile Analyzer
Product: Red Hat Trusted Profile Analyzer
Vendor: Red Hat
Default status: affected
СPE:
  • cpe:/a:redhat:trusted_profile_analyzer:3
 

Ссылки

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