Improper Certificate Validation

golang.org/x/crypto is vulnerable to Improper Certificate Validation. The vulnerability is due to the failure to verify the revocation status of a CA's associated SignatureKey, where only the primary key was checked for revocation. This allows an attacker to exploit a revoked CA SignatureKey that...

CVE-2026-10098

OCSP CertID serial-number length-confusion in wolfSSLOCSPrespfindstatus allows a same-issuer SingleResponse whose serial is a prefix of the target serial to be reported as the revocation status of a different certificate. The lookup compared serial-number bytes without first requiring the two...

DEBIAN-CVE-2026-6450

A CRL critical extension bypass exists in ParseCRLExtensions where critical extensions are not properly enforced, allowing a crafted CRL with an unhandled critical extension to be accepted. This only affects builds with CRL support enabled and where a crafted CRL had a trusted signature when pars...

UBUNTU-CVE-2026-6450

A CRL critical extension bypass exists in ParseCRLExtensions where critical extensions are not properly enforced, allowing a crafted CRL with an unhandled critical extension to be accepted. This only affects builds with CRL support enabled and where a crafted CRL had a trusted signature when pars...

EUVD-2026-39559

A CRL critical extension bypass exists in ParseCRLExtensions where critical extensions are not properly enforced, allowing a crafted CRL with an unhandled critical extension to be accepted. This only affects builds with CRL support enabled and where a crafted CRL had a trusted signature when pars...

CVE-2026-6450

CVE-2026-6450 – CRL critical extension bypass : The vulnerability lies in ParseCRL_Extensions where enforcement of critical CRL extensions is insufficient, allowing a crafted CRL with an unhandled critical extension to be accepted. This affects builds with CRL support enabled when the parsed CRL ...

CVE-2026-6450

A CRL critical extension bypass exists in ParseCRLExtensions where critical extensions are not properly enforced, allowing a crafted CRL with an unhandled critical extension to be accepted. This only affects builds with CRL support enabled and where a crafted CRL had a trusted signature when pars...

CVE-2026-6450

A CRL critical extension bypass exists in ParseCRLExtensions where critical extensions are not properly enforced, allowing a crafted CRL with an unhandled critical extension to be accepted. This only affects builds with CRL support enabled and where a crafted CRL had a trusted signature when pars...

PT-2026-52585

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description A critical extension bypass exists in the ParseCRL Extensions function. The issue occurs when critical extensions in a Certificate Revocation List CRL—a list of...

AlmaLinux 9 : tomcat (ALSA-2026:26323)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:26323 advisory. tomcat: Apache Tomcat: Certificate revocation bypass due to improper OCSP response validation CVE-2026-24734 Tenable has extracted the preceding description block...

tomcat: Apache Tomcat: Error condition not handled when configuring CRLs

A flaw was found in Apache Tomcat. When configuring Certificate Revocation Lists CRLs for a FFM presumably a specific type of connector, the system fails to detect and act upon an error condition. This oversight could lead to unexpected behavior or a security bypass, as the intended security...

USN-8447-3 google-guest-agent vulnerabilities

USN-8447-1 fixed vulnerabilities in Go Cryptography. This update provides the corresponding updates for Go Cryptography code embedded in Google Guest Agent. Original advisory details: It was discovered that Go Cryptography did not properly handle SSH global request responses. A remote attacker...

USN-8447-3: Google Guest Agent vulnerabilities

USN-8447-1 fixed vulnerabilities in Go Cryptography. This update provides the corresponding updates for Go Cryptography code embedded in Google Guest Agent. Original advisory details: It was discovered that Go Cryptography did not properly handle SSH global request responses. A remote attacker...

Fixed in Apache Tomcat 10.1.56

Moderate: Security constraints for default servlet ignored method CVE-2026-55956 If security constraints were specified for the default servlet, any method or method omission configured as part of the constraint was ignored. This was fixed with commit 9c3b1efb. This issue was reported to the Tomc...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : Go Cryptography vulnerabilities (USN-8447-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8447-1 advisory. It was discovered that Go Cryptography did not properly handle SSH global request responses. ...

USN-8447-2: LXD vulnerabilities

USN-8447-1 fixed vulnerabilities in Go Cryptography. This update provides the corresponding updates for Go Cryptography code embedded in LXD for CVE-2026-39830, CVE-2026-39833, CVE-2026-39834, and CVE-2026-42508. Original advisory details: It was discovered that Go Cryptography did not properly...

USN-8447-1 golang-go.crypto vulnerabilities

It was discovered that Go Cryptography did not properly handle SSH global request responses. A remote attacker could possibly use this issue to cause a denial of service. CVE-2026-39830 It was discovered that Go Cryptography did not properly verify user presence when using FIDO/U2F security keys...

tomcat security update

An update is available for tomcat. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages...

RLSA-2026:26323 Important: tomcat security update

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages JSP technologies. Security Fixes: tomcat: Apache Tomcat: Certificate revocation bypass due to improper OCSP response validation CVE-2026-24734 For more details about the security issues, including the impact, a CVSS...

RockyLinux 9 : tomcat (RLSA-2026:26323)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:26323 advisory. tomcat: Apache Tomcat: Certificate revocation bypass due to improper OCSP response validation CVE-2026-24734 Tenable has extracted the preceding description bloc...