Astra Linux – Vulnerability in OpenSSH

The PKCS11 feature in ssh-agent in OpenSSH prior to version 9.3p2 has an insufficiently trustworthy search path, which can lead to remote code execution if the agent is forwarded to a system controlled by an attacker. The code located in /usr/lib is not necessarily safe for loading into ssh-agent...

RLSA-2026:49668 Moderate: p11-kit security update

The p11-kit packages provide a mechanism to manage PKCS11 modules. The p11-kit-trust subpackage includes a PKCS11 trust module that provides certificate anchors and black lists based on configuration files. Security Fixes: p11-kit: Stack exhaustion via unbounded recursion in RPC attribute parsing...

CentOS 9 : opencryptoki-3.27.0-1.el9

The remote CentOS Linux 9 host has packages installed that are affected by a vulnerability as referenced in the opencryptoki-3.27.0-1.el9 build changelog. - openCryptoki is a PKCS11 library and provides tooling for Linux and AIX. In versions 3.26.0 and below, the BER/DER decoding functions in the...

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-2026-41434

A flaw was found in OP-TEE Open Portable Trusted Execution Environment, a secure environment for Arm Cortex-A cores. This vulnerability allows a local attacker with low privileges to trigger an unbounded recursion within the PKCS11 Trusted Application TA. Successful exploitation could lead to a...

CVE-2026-41434

OP-TEE is a Trusted Execution Environment TEE designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using the TrustZone technology. Starting in version 3.10.0 and prior to version 4.11.0, an unbounded recursion can crash the PKCS11 TA. Version 4.11.0 contains a patch. ...

CVE-2026-41434 OP-TEE has unbounded recursion in sanitize_client_object()

OP-TEE is a Trusted Execution Environment TEE designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using the TrustZone technology. Starting in version 3.10.0 and prior to version 4.11.0, an unbounded recursion can crash the PKCS11 TA. Version 4.11.0 contains a patch. ...

CVE-2026-41434

OP-TEE (a TEE for Arm TrustZone) has an unbounded recursion in sanitize_client_object() that can crash the PKCS#11 trusted app. Affected versions are 3.10.0 up to, but not including, 4.11.0. Version 4.11.0 contains the patch. No public workarounds are documented. This CVE affects the PKCS#11 TA a...

CVE-2026-41434

OP-TEE is a Trusted Execution Environment TEE designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using the TrustZone technology. Starting in version 3.10.0 and prior to version 4.11.0, an unbounded recursion can crash the PKCS11 TA. Version 4.11.0 contains a patch. ...

PT-2026-55959

Name of the Vulnerable Software and Affected Versions OP-TEE versions 3.10.0 through 4.10.x Description OP-TEE is a Trusted Execution Environment TEE designed as a companion to a non-secure Linux kernel running on Arm Cortex-A cores using TrustZone technology. An unbounded recursion can cause the...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : NSS vulnerability (USN-8481-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8481-1 advisory. Haruto Kimura discovered that NSS had incorrecty handled parsing PKCS11 URI escape sequences. An attacker could possibly use this...

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...

Oracle Linux 9 : gnutls (ELSA-2026-20612)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-20612 advisory. - Fix CVE-2026-33846 DTLS fragment reassembly, High, heap overwrite - Fix CVE-2026-42009 DTLS fragment reassembly, High, undefined behaviour - Fix...

gnutls security fix update

3.8.10-4fips - Add FIPS package change: add fips suffix to Release and set Epoch to 10 Orabug: 35925409 - Update FIPS module name for Oracle Linux Orabug: 35925409 3.8.10-4 - Fix CVE-2026-33846 DTLS fragment reassembly, High, heap overwrite - Fix CVE-2026-42009 DTLS fragment reassembly, High,...

CVE-2026-33317

OP-TEE is a Trusted Execution Environment TEE designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using the TrustZone technology. In versions 3.13.0 through 4.10.0, missing checks in entrygetattributevalue in ta/pkcs11/src/object.c can lead to out-of-bounds read from...

Improper Validation of Specified Quantity in Input

Overview Affected versions of this package are vulnerable to Improper Validation of Specified Quantity in Input in the rsa key exchange process when handling an extremely short premaster secret sent to a server using an RSA key backed by a PKCS11 token. An attacker can access sensitive informatio...

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 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...

Moderate: Red Hat Security Advisory: p11-kit security update

An update for p11-kit is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

Moderate: p11-kit security update

The p11-kit packages provide a mechanism to manage PKCS11 modules. The p11-kit-trust subpackage includes a PKCS11 trust module that provides certificate anchors and black lists based on configuration files. Security Fixes: p11-kit: p11-kit: NULL dereference via CDeriveKey with specific NULL...