CVE-2026-5260

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure...

AZL-89184 CVE-2026-5260 affecting package gnutls for versions less than 3.8.13-1

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure...

CVE-2026-5260

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure...

CVE-2026-5260

CVE-2026-5260 is a memory corruption vulnerability in libgnutls. A remote attacker can trigger a short heap overread during an RSA key exchange when the server uses an RSA key backed by a PKCS#11 token by sending an extremely short premaster secret. This could lead to information disclosure. Publ...

CVE-2026-5260 Gnutls: gnutls: information disclosure via heap overread in rsa key exchange

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure...

CVE-2026-5260 Gnutls: gnutls: information disclosure via heap overread in rsa key exchange

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure...

gnutls: gnutls: Information disclosure via heap overread in RSA key exchange

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure...

gnutls: gnutls: Authentication Bypass via NUL Character in Username

A flaw was found in gnutls. Servers configured with RSA-PSK Rivest–Shamir–Adleman – Pre-Shared Key wrongfully matched usernames containing a NUL character with truncated usernames. A remote attacker could exploit this by sending a specially crafted username, leading to an authentication bypass...

gnutls: gnutls: Information disclosure via heap overread in RSA key exchange

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure...

gnutls: gnutls: Information disclosure via heap overread in RSA key exchange

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure...

Amazon Linux 2023 : gnutls, gnutls-c++, gnutls-dane (ALAS2023-2026-1757)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1757 advisory. GnuTLS didn't check that DTLS fragments claimed a consistent messagelength value. Additionally, a crucial array size check was missing, enabling an attacker to cause a heap overwrite...

CVE-2026-5260: Buffer Over-read

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure...

Linux Distros Unpatched Vulnerability : CVE-2026-48850

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PuTTY 0.72 before 0.84 has a double free in RSA KEX. CVE-2026-48850 Note that Nessus relies on the presence of the package as reported by the vendor...

DEBIAN-CVE-2026-48850

PuTTY 0.72 before 0.84 has a double free in RSA KEX...

UBUNTU-CVE-2026-48850

PuTTY 0.72 before 0.84 has a double free in RSA KEX...

CVE-2026-48850

PuTTY 0.72 before 0.84 contains a double free in RSA KEX (CVE-2026-48850). Affected: PuTTY 0.72–0.83. Root cause: memory management error during RSA key exchange. Impact: availability impact described as High by CVE data; other impact not indicated. Exploitation status is not provided in the docu...

CVE-2026-48850

PuTTY 0.72 before 0.84 has a double free in RSA KEX...

CVE-2026-48850

PuTTY 0.72 before 0.84 has a double free in RSA KEX...

CVE-2026-48850

PuTTY 0.72 before 0.84 has a double free in RSA KEX...

Linux Distros Unpatched Vulnerability : CVE-2026-39829

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The RSA and DSA public key parsers did not enforce size limits on key parameters. A crafted public key with an excessively large modulus or DSA parameter could...