UBUNTU-CVE-2026-63073

Issue summary: OpenSSL CMP response validation passed an unexpected response sender distinguished name directly as the format string to ERRraisedata. Impact summary: A malicious or intercepted CMP endpoint can crash a CMP client that enforces an expected sender or uses a pinned server certificate...

Security update for the Linux Kernel (Live Patch 13 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.45 fixes various security issues: The following security issues were fixed: CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk length in COOKIEECHO processing bsc1253437 bsc1270023 bsc1270024...

User Impersonation

Overview Affected versions of this package are vulnerable to User Impersonation through the JWTClaimsRegistry in src/joserfc/rfc7519/claims.py. An attacker can make a JWT with an array-typed iss claim pass an exact-issuer check by supplying a list that contains the expected issuer string...

Security update for the Linux Kernel (Live Patch 10 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.34 fixes various security issues: The following security issues were fixed: CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk length in COOKIEECHO processing bsc1253437 bsc1270023 bsc1270024...

CVE-2026-59639

A flaw was found in Bouncy Castle for Java. The library's Cryptographic Message Syntax CMS component, which handles digital signature verification, incorrectly validates data that has no signers. This means that even if data is not digitally signed, the system might still consider it legitimate...

SUSE-SU-2026:3770-1 Security update for the Linux Kernel (Live Patch 11 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.37 fixes various security issues: The following security issues were fixed: - CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk length in COOKIEECHO processing bsc1253437 bsc1270023 bsc1270024. -...

CVE-2026-75542

Incorrect Authorization vulnerability in the OAuth token endpoint in hexpm hexpm allows an API key holding the repositories permission to read another organization's private packages. When an API key is exchanged for a token through the OAuth clientcredentials grant, validatescopesagainstkey/2 in...

gstreamer-plugins-good: GStreamer: Remote code execution via MRF file parsing

A flaw was found in GStreamer. This out-of-bounds write vulnerability occurs during the parsing of MRF files due to improper validation of user-supplied data. A remote attacker could exploit this by tricking a user into visiting a malicious page or opening a malicious file. Successful exploitatio...

gstreamer-plugins-good: GStreamer: Remote code execution via heap-based buffer overflow in PNG file parsing

A flaw was found in GStreamer. This vulnerability, a heap-based buffer overflow during PNG file parsing, allows a remote attacker to execute arbitrary code. Successful exploitation requires user interaction, such as opening a malicious PNG file or visiting a specially crafted web page. The issue...

gstreamer-plugins-good: GStreamer: Remote code execution via MRF file parsing

A flaw was found in GStreamer. This out-of-bounds write vulnerability occurs during the parsing of MRF files due to improper validation of user-supplied data. A remote attacker could exploit this by tricking a user into visiting a malicious page or opening a malicious file. Successful exploitatio...

DEBIAN-CVE-2026-75509

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption JOSE standards. Prior to version 1.7.3, JWTClaimsRegistry applies membership matching to list-valued iss and sub claims, allowing an array-valued iss that contains the expected issuer to pass...

DEBIAN-CVE-2026-76816

Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.137.Final and 4.2.17.Final, MqttEncoder does not validate client identifiers, will topics, usernames, and PUBLISH topic names before encoding, allowing prohibited null bytes in MQTT UTF-8 string fields and...

CVE-2026-75509

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption JOSE standards. Prior to version 1.7.3, JWTClaimsRegistry applies membership matching to list-valued iss and sub claims, allowing an array-valued iss that contains the expected issuer to pass...

CVE-2026-76816

Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.137.Final and 4.2.17.Final, MqttEncoder does not validate client identifiers, will topics, usernames, and PUBLISH topic names before encoding, allowing prohibited null bytes in MQTT UTF-8 string fields and...

CVE-2026-75542 OAuth token exchange grants repository scopes for organizations the principal cannot access

Incorrect Authorization vulnerability in the OAuth token endpoint in hexpm hexpm allows an API key holding the repositories permission to read another organization's private packages. When an API key is exchanged for a token through the OAuth clientcredentials grant, validatescopesagainstkey/2 in...

CVE-2026-75542

CVE-2026-75542 is an Incorrect Authorization flaw in the OAuth token endpoint of hex.pm (the Erlang/BEAM package registry). When an API key holding the repositories permission is exchanged for a token via the client_credentials grant, the function validate_scopes_against_key/2 in lib/hexpm_web/co...

CVE-2026-75509 joserfc claim-validation bypass via array-typed single-string claims (iss/sub/jti)

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption JOSE standards. Prior to version 1.7.3, JWTClaimsRegistry applies membership matching to list-valued iss and sub claims, allowing an array-valued iss that contains the expected issuer to pass...

CVE-2026-75509

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption JOSE standards. Prior to version 1.7.3, JWTClaimsRegistry applies membership matching to list-valued iss and sub claims, allowing an array-valued iss that contains the expected issuer to pass...

CVE-2026-75509 joserfc claim-validation bypass via array-typed single-string claims (iss/sub/jti)

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption JOSE standards. Prior to version 1.7.3, JWTClaimsRegistry applies membership matching to list-valued iss and sub claims, allowing an array-valued iss that contains the expected issuer to pass...

CVE-2026-75509

joserfc is a Python library implementing JOSE standards. Prior to version 1.7.3 , the JWTClaimsRegistry applies membership matching to list-valued iss and sub claims, meaning an array-valued iss claim that merely contains the expected issuer will pass an intended equality check. This enables issu...