CVE-2026-24122

A flaw was found in sigstore/cosign. This vulnerability affects private deployments using customized Public Key Infrastructures PKIs, where it can lead to incorrect validation of artifact signatures. Cosign may mistakenly accept an issuing certificate as valid even if its expiration date precedes...

OPENSUSE-SU-2026:10232-1 cosign-3.0.4-2.1 on GA media

These are all security issues fixed in the cosign-3.0.4-2.1 package on the GA media of openSUSE Tumbleweed...

CVE-2026-24122

Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issuing certificate...

DEBIAN-CVE-2026-24122

Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issuing certificate...

CVE-2026-24122

Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issuing certificate...

CVE-2026-24122 Cosign Certificate Chain Expiry Validation Issue Allows Issuing Certificate Expiry to Be Overlooked

Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issuing certificate...

CVE-2026-24122 Cosign Certificate Chain Expiry Validation Issue Allows Issuing Certificate Expiry to Be Overlooked

Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issuing certificate...

CVE-2026-24122

Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issuing certificate...

CVE-2026-24122

Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issuing certificate...

CVE-2026-24122

Cosign

CVE-2026-24122 Cosign Certificate Chain Expiry Validation Issue Allows Issuing Certificate Expiry to Be Overlooked

Cosign provides code signing and transparency for containers and binaries. In versions 3.0.4 and below, an issuing certificate with a validity that expires before the leaf certificate will be considered valid during verification even if the provided timestamp would mean the issuing certificate...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation due to improper validation of certificate chains during signature verification when transparency log verification is skipped. An attacker can cause acceptance of signatures with expired intermediate...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation due to improper validation of certificate chains during signature verification when transparency log verification is skipped. An attacker can cause acceptance of signatures with expired intermediate...

Cosign considered signatures valid with expired intermediate certificates when transparency log verification is skipped

Summary When verifying artifact signatures using a certificate, Cosign first verifies the certificate chain using the leaf certificate's "not before" timestamp and later checks expiry of the leaf certificate using either a signed timestamp provided by the Rekor transparency log or from a timestam...

GHSA-WFQV-66VQ-46RM Cosign considered signatures valid with expired intermediate certificates when transparency log verification is skipped

Summary When verifying artifact signatures using a certificate, Cosign first verifies the certificate chain using the leaf certificate's "not before" timestamp and later checks expiry of the leaf certificate using either a signed timestamp provided by the Rekor transparency log or from a timestam...

cosign 信任管理问题漏洞

Cosign is a container signature, verification, and storage mechanism in the OCI registry of the United States. Versions of Cosign prior to 3.0.4 contained a trust management vulnerability. This vulnerability stemmed from issues with the certificate verification logic, potentially causing the...

PT-2026-20949

Name of the Vulnerable Software and Affected Versions Cosign versions 3.0.4 and below Description Cosign is a tool that provides code signing and transparency for containers and binaries. A flaw in the certificate validation process allows expired intermediate Certificate Authorities to validate...

Medium: runfinch-finch

Issue Overview: net/http: memory exhaustion in Request.ParseForm CVE-2025-61726 archive/zip: denial of service when parsing arbitrary ZIP archives CVE-2025-61728 crypto/tls: handshake messages may be processed at the incorrect encryption level CVE-2025-61730 crypto/tls: Config.Clone copies...

Amazon Linux 2023 : runfinch-finch (ALAS2023-2026-1420)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1420 advisory. SSH clients receiving SSHAGENTSUCCESS when expecting a typed response will panic and cause early termination of the client process. CVE-2025-47913 net/http: memory exhaustion in...

Medium: runfinch-finch

Issue Overview: SSH clients receiving SSHAGENTSUCCESS when expecting a typed response will panic and cause early termination of the client process. CVE-2025-47913 net/http: memory exhaustion in Request.ParseForm CVE-2025-61726 archive/zip: denial of service when parsing arbitrary ZIP archives...