CVE-2022-36056

Cosign is a project under the sigstore organization which aims to make signatures invisible infrastructure. In versions prior to 1.12.0 a number of vulnerabilities have been found in cosign verify-blob, where Cosign would successfully verify an artifact when verification should have failed. First...

CVE-2022-36056 Vulnerabilities with blob verification in sigstore cosign

Cosign is a project under the sigstore organization which aims to make signatures invisible infrastructure. In versions prior to 1.12.0 a number of vulnerabilities have been found in cosign verify-blob, where Cosign would successfully verify an artifact when verification should have failed. First...

CVE-2022-36056 Vulnerabilities with blob verification in sigstore cosign

Cosign is a project under the sigstore organization which aims to make signatures invisible infrastructure. In versions prior to 1.12.0 a number of vulnerabilities have been found in cosign verify-blob, where Cosign would successfully verify an artifact when verification should have failed. First...

CVE-2022-36056 Vulnerabilities with blob verification in sigstore cosign

Cosign is a project under the sigstore organization which aims to make signatures invisible infrastructure. In versions prior to 1.12.0 a number of vulnerabilities have been found in cosign verify-blob, where Cosign would successfully verify an artifact when verification should have failed. First...

CVE-2022-36056: Improper Verification of Cryptographic Signature

Cosign is a project under the sigstore organization which aims to make signatures invisible infrastructure. In versions prior to 1.12.0 a number of vulnerabilities have been found in cosign verify-blob, where Cosign would successfully verify an artifact when verification should have failed. First...

CVE-2022-35930 Ability to bypass attestation verification in sigstore PolicyController

PolicyController is a utility used to enforce supply chain policy in Kubernetes clusters. In versions prior to 0.2.1 PolicyController will report a false positive, resulting in an admission when it should not be admitted when there is at least one attestation with a valid signature and there are ...

sigstore:FuzzUnmarshalCertificatesFromPEM: Crash with empty stacktrace

Detailed Report: https://oss-fuzz.com/testcase?key=5474410173169664 Project: sigstore Fuzzing Engine: libFuzzer Fuzz Target: FuzzUnmarshalCertificatesFromPEM Job Type: libfuzzerasansigstore Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0x000000201328 Crash State: NULL Sanitizer:...

sigstore Policy Controller 数据伪造问题漏洞

sigstore Policy Controller is a tool from sigstore, Inc. A data forgery issue vulnerability exists in versions prior to Policy Controller 0.2.1, which stems from a reporting false positive in Policy Controller that results in an admission when it should not have been...

Design/Logic Flaw

Cosign provides container signing, verification, and storage in an OCI registry for the sigstore project. Prior to version 1.5.2, Cosign can be manipulated to claim that an entry for a signature exists in the Rekor transparency log even if it doesn't. This requires the attacker to have pull and...

CVE-2022-23649

Cosign provides container signing, verification, and storage in an OCI registry for the sigstore project. Prior to version 1.5.2, Cosign can be manipulated to claim that an entry for a signature exists in the Rekor transparency log even if it doesn't. This requires the attacker to have pull and...

CVE-2022-23649

Summary: CVE-2022-23649 affects Cosign prior to 1.5.2, where an attacker with pull and push access to an OCI-stored signature can manipulate Cosign to falsely claim a Rekor entry exists. The root cause is improper verification of the Rekor bundle versus the signature during verification; the patc...

A New Tool Wants to Save Open Source from Supply Chain Hacks

Sigstore will make code signing free and easy for software developers, providing an important first line of defense...

4 Major Privacy and Security Updates From Google You Should Know About

Google has announced a number of user-facing and under-the-hood changes in an attempt to boost privacy and security, including rolling out two-factor authentication automatically to all eligible users and bringing iOS-styled privacy labels to Android app listings. "Today we ask people who have...