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AlienVault OTX Vulnerabilities

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Red Hat has released security updates for its build of Quarkus, addressing multiple vulnerabilities including authentication downgrades, a heap buffer overflow causing denial of service, man-in-the-middle protection bypass, and unauthorized command execution due to improper certificate validation. These issues affect versions prior to 3.27.5. The update is rated as having an important security impact and includes fixes for CVE-2026-8484 among others. Users are advised to apply the 3.27.5 update to mitigate these vulnerabilities.

The Red Hat build of Quarkus 3.27.5 release includes fixes for several security vulnerabilities: CVE-2026-53712 addresses an authentication downgrade via TLS man-in-the-middle attack in SCRAM libraries; CVE-2026-8484 fixes a heap buffer overflow in Jansi that can lead to denial of service; CVE-2026-54291 resolves a man-in-the-middle protection bypass via SCRAM-SHA-256-PLUS downgrade in the PostgreSQL JDBC driver; and CVE-2026-56624 mitigates unauthorized command execution in Apache MINA SSHD due to improper certificate validation. The update consolidates these fixes and is rated as important by Red Hat Product Security.

Detailed information about Red Hat Security Advisory: Red Hat build of Quarkus 3.33.3 release and security update affecting Red Hat Product Security Red Hat. Ge

Red Hat Security Advisory: Red Hat build of Quarkus 3.33.3 release and security update - Live Threat Intelligence - Threat Radar | OffSeq.com

https://access.redhat.com/errata/RHSA-2026:51653

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/products/quarkus/

https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=redhat.quarkus&downloadType=distributions&version=3.33.3

https://docs.redhat.com/en/documentation/red_hat_build_of_quarkus/3.33

QUARKUS-7792

QUARKUS-7793

QUARKUS-7794

QUARKUS-7800

QUARKUS-7871

QUARKUS-8062

QUARKUS-8064

QUARKUS-8065

QUARKUS-8066

QUARKUS-8067

QUARKUS-8068

QUARKUS-8069

QUARKUS-8070

QUARKUS-8071

QUARKUS-8072

https://access.redhat.com/errata/RHSA-2026:53643

https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=redhat.quarkus&downloadType=distributions&version=3.27.5

https://docs.redhat.com/en/documentation/red_hat_build_of_quarkus/3.27

QUARKUS-7957

QUARKUS-8319

QUARKUS-8320

QUARKUS-8321

QUARKUS-8322

QUARKUS-8323

QUARKUS-8324

QUARKUS-8325

QUARKUS-8326

QUARKUS-8327

QUARKUS-8328

QUARKUS-8329

QUARKUS-8330

QUARKUS-8429

QUARKUS-8430

Red Hat Security Advisory: Red Hat build of Quarkus 3.27.5 release and security update

org.fusesource.jansi:jansi

A heap buffer overflow vulnerability exists in the Jansi JNI "ioctl()" wrapper due to a lack of size verification for the argument array before the system call. This can lead to heap corruption and application crashes (DoS).
All versions are believed to be vulnerable. This project is unmaintained at the time of CVE assignment.

This vulnerability (CVE-2026-8484) in FuseSource jansi involves a heap buffer overflow in the JNI ioctl() wrapper due to lack of size checks on the argument array prior to the system call. This flaw can lead to heap corruption and cause the application to crash, resulting in denial of service. The vulnerability affects all versions up to 2.4.3. The project is unmaintained, and no remediation level or patch has been provided by the vendor. The CVSS 4.0 base score is 4.8, indicating medium severity.

Detailed information about CVE-2026-8484: CWE-122 Heap-based Buffer Overflow in FuseSource jansi affecting FuseSource jansi. Get real-time updates, technical de

CVE-2026-8484: CWE-122 Heap-based Buffer Overflow in FuseSource jansi - Live Threat Intelligence - Threat Radar | OffSeq.com

CVE-2026-8484: CWE-122 Heap-based Buffer Overflow in FuseSource jansi


Red Hat Security Advisory: Red Hat build of Quarkus 3.27.5 release and security updateCVE-2026-8484 0 Red Hat has released security updates for its build of Quarkus, addressing multiple vulnerabilities including authentication downgrades, a heap buffer overflow causing denial of service, man-in-the-middle protection bypass, and unauthorized command execution due to improper certificate validation. These issues affect versions prior to 3.27.5. The update is rated as having an important security impact and includes fixes for CVE-2026-8484 among others. Users are advised to apply the 3.27.5 update to mitigate these vulnerabilities. HighVulnerability#gcve #csaf #cve-2026-8484 Join the discussion	GCVE Database	08/13/2026, 14:51:19 UTC Added: 08/13/2026, 17:48:30 UTC
CVE-2026-8484: CWE-122 Heap-based Buffer Overflow in FuseSource jansiCVE-2026-8484 0 A heap buffer overflow vulnerability exists in the Jansi JNI "ioctl()" wrapper due to a lack of size verification for the argument array before the system call. This can lead to heap corruption and application crashes (DoS). All versions are believed to be vulnerable. This project is unmaintained at the time of CVE assignment. MediumVulnerability#cve #cve-2026-8484 #cwe-122 Join the discussion	CVE Database V5	06/16/2026, 10:32:14 UTC Added: 06/16/2026, 11:30:18 UTC

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