CVE-2026-53583 libgit2: Inverted IP SubjectAltName Comparison in OpenSSL Backend

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, verifyservercert in src/libgit2/streams/openssl.c uses an inverted !!memcmp result in the GENIPADD...

CVE-2026-53583 libgit2: Inverted IP SubjectAltName Comparison in OpenSSL Backend

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, verifyservercert in src/libgit2/streams/openssl.c uses an inverted !!memcmp result in the GENIPADD...

SUSE CVE-2026-59847

A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on the wire without detection...

CVE-2026-59847

A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on the wire without detection...

CVE-2026-59847

A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on the wire without detection...

CVE-2026-59847

CVE-2026-59847 affects the OpenSSH/libssh stack via an integrity downgrade caused by incorrect AES-GCM tag verification when using the OpenSSL backend. The provided connected documents indicate the issue in libssh before 0.11.5, with the vulnerability enabling an in-path attacker to compromise in...

CVE-2026-59847

A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on the wire without detection...

CVE-2026-59847 Libssh: libssh: integrity downgrade via openssl aes-gcm tag verification

A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on the wire without detection...

CVE-2026-59847 Libssh: libssh: integrity downgrade via openssl aes-gcm tag verification

A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on the wire without detection...

CVE-2026-59847

A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on the wire without detection...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature due to incorrect AES-GCM finalization checks in builds using the OpenSSL backend. An attacker can alter transmitted plaintext data without detection by exploiting the lack of proper...

PT-2026-61939

Name of the Vulnerable Software and Affected Versions libssh affected versions not specified Description Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can remove integrity protection. This allows an in-path attacker to modify plaintext during transmission without...

MGASA-2026-0189 Updated libssh packages fix security vulnerabilities

CVE-2025-4877 Write beyond bounds in binary to base64 conversion functions CVE-2025-4878 Use of uninitialized variable in privatekeyfromfile CVE-2025-5318 Likely read beyond bounds in sftp server handle management CVE-2025-5351 Double free in functions exporting keys CVE-2025-5372 sshkdf returns ...

EulerOS 2.0 SP13 : glib-networking (EulerOS-SA-2026-2289)

According to the versions of the glib-networking package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in glib-networking. A malicious Transport Layer Security TLS server can exploit an out- of-bounds read and invalid free...

EulerOS 2.0 SP13 : glib-networking (EulerOS-SA-2026-2332)

According to the versions of the glib-networking package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in glib-networking. A malicious Transport Layer Security TLS server can exploit an out- of-bounds read and invalid free...

OESA-2026-2471 qt5-qtbase security update

Qt is a software toolkit for developing applications. Security Fixes: An Uncontrolled Search Path Element vulnerability in the OpenSSL TLS backend of Qt Network qtbase in Qt Qt Framework Unix allows a local attacker to load a rogue CA certificate as a trusted system authority via a crafted...

OESA-2026-2468 qt5-qtbase security update

Qt is a software toolkit for developing applications. Security Fixes: An Uncontrolled Search Path Element vulnerability in the OpenSSL TLS backend of Qt Network qtbase in Qt Qt Framework Unix allows a local attacker to load a rogue CA certificate as a trusted system authority via a crafted...

curl: TLS conn reuse and session cache ignore fsslctx callback and ssl_config_data flags ( incomplete fix variant of 7541ae569 )

Summary matchsslprimaryconfig in lib/vtls/vtls.c:194 and the session-cache key built by cfsslpeerkeybuild in lib/vtls/vtlsscache.c:240 both compare only struct sslprimaryconfig fields when deciding whether to reuse a TLS connection or cached session. Several fields that materially change the TLS...

UBUNTU-CVE-2025-14575

An Uncontrolled Search Path Element vulnerability in the OpenSSL TLS backend of Qt Network qtbase in Qt Qt Framework Unix allows a local attacker to load a rogue CA certificate as a trusted system authority via a crafted certificate file placed in the application's working directory...

SUSE CVE-2026-44699

LibJWT is a C JSON Web Token Library. From 3.0.0 to 3.3.2, libjwt accepts an RSA JWK that does not contain an alg parameter as the verification key for an HS256/HS384/HS512 token. In the OpenSSL backend, this causes HMAC verification to run with a zero-length key, so an attacker can forge a valid...