CVE-2026-4115

PuTTY 0.83 is affected by CVE-2026-4115 in the Ed25519 Signature Handler (eddsa_verify in crypto/ecc-ssh.c). The vulnerability causes improper verification of cryptographic signatures. Exploitation may be performed remotely, but the attack is described as high complexity with low exploitability. ...

CVE-2026-4115 PuTTY Ed25519 Signature ecc-ssh.c eddsa_verify signature verification

A vulnerability was detected in PuTTY 0.83. Affected is the function eddsaverify of the file crypto/ecc-ssh.c of the component Ed25519 Signature Handler. The manipulation results in improper verification of cryptographic signature. The attack may be performed from remote. The attack requires a hi...

CVE-2026-4115: Improper Verification of Cryptographic Signature

A vulnerability was detected in PuTTY 0.83. Affected is the function eddsaverify of the file crypto/ecc-ssh.c of the component Ed25519 Signature Handler. The manipulation results in improper verification of cryptographic signature. The attack may be performed from remote. The attack requires a hi...

Heap-based Buffer Overflow

Overview Affected versions of this package are vulnerable to Heap-based Buffer Overflow in the wceccimportx963ex function when handling EC public key points in the KCAPI ECC code path. An attacker can cause memory corruption and potentially execute arbitrary code by sending a crafted oversized EC...

DEBIAN-CVE-2026-4395

Heap-based buffer overflow in the KCAPI ECC code path of wceccimportx963ex in wolfSSL wolfcrypt allows a remote attacker to write attacker-controlled data past the bounds of the pubkeyraw buffer via a crafted oversized EC public key point. The WOLFSSLKCAPIECC code path copies the input to...

CVE-2026-4395

Heap-based buffer overflow in the KCAPI ECC code path of wceccimportx963ex in wolfSSL wolfcrypt allows a remote attacker to write attacker-controlled data past the bounds of the pubkeyraw buffer via a crafted oversized EC public key point. The WOLFSSLKCAPIECC code path copies the input to...

UBUNTU-CVE-2026-4395

Heap-based buffer overflow in the KCAPI ECC code path of wceccimportx963ex in wolfSSL wolfcrypt allows a remote attacker to write attacker-controlled data past the bounds of the pubkeyraw buffer via a crafted oversized EC public key point. The WOLFSSLKCAPIECC code path copies the input to...

CVE-2026-4395 Heap-based buffer overflow in wc_ecc_import_x963_ex KCAPI path

Heap-based buffer overflow in the KCAPI ECC code path of wceccimportx963ex in wolfSSL wolfcrypt allows a remote attacker to write attacker-controlled data past the bounds of the pubkeyraw buffer via a crafted oversized EC public key point. The WOLFSSLKCAPIECC code path copies the input to...

CVE-2026-4395 Heap-based buffer overflow in wc_ecc_import_x963_ex KCAPI path

Heap-based buffer overflow in the KCAPI ECC code path of wceccimportx963ex in wolfSSL wolfcrypt allows a remote attacker to write attacker-controlled data past the bounds of the pubkeyraw buffer via a crafted oversized EC public key point. The WOLFSSLKCAPIECC code path copies the input to...

CVE-2026-4395

Heap-based buffer overflow in the KCAPI ECC code path of wceccimportx963ex in wolfSSL wolfcrypt allows a remote attacker to write attacker-controlled data past the bounds of the pubkeyraw buffer via a crafted oversized EC public key point. The WOLFSSLKCAPIECC code path copies the input to...

UBUNTU-CVE-2026-3580

In wolfSSL 5.8.4, constant-time masking logic in sp256getentry2569 is optimized into conditional branches bnez by GCC when targeting RISC-V RV32I with -O3. This transformation breaks the side-channel resistance of ECC scalar multiplication, potentially allowing a local attacker to recover secret...

CVE-2026-3580

In wolfSSL 5.8.4, constant-time masking logic in sp256getentry2569 is optimized into conditional branches bnez by GCC when targeting RISC-V RV32I with -O3. This transformation breaks the side-channel resistance of ECC scalar multiplication, potentially allowing a local attacker to recover secret...

CVE-2026-3580

In wolfSSL 5.8.4, constant-time masking logic in sp256getentry2569 is optimized into conditional branches bnez by GCC when targeting RISC-V RV32I with -O3. This transformation breaks the side-channel resistance of ECC scalar multiplication, potentially allowing a local attacker to recover secret...

wolfSSL 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the US-based wolfSSL company, designed for developers working with embedded systems. There is a security vulnerability in wolfSSL, which stems from a heap-based buffer overflow in the KCAPI ECC code path of...

CVE-2026-4395: Heap-based Buffer Overflow

Heap-based buffer overflow in the KCAPI ECC code path of wceccimportx963ex in wolfSSL wolfcrypt allows a remote attacker to write attacker-controlled data past the bounds of the pubkeyraw buffer via a crafted oversized EC public key point. The WOLFSSLKCAPIECC code path copies the input to...

PT-2026-46284

Update ca-certificates database to 20260305: - mozillacertdata.h,nssckbi.h: Update Mozilla certificate authority bundle of the version 2.84. - The following certificates were added: Certificate "TrustAsia TLS ECC Root CA" Certificate "TrustAsia TLS RSA Root CA" Certificate "SwissSign RSA TLS Root...

CLSA-2026-1773341470 Update of alt-php

Update ca-certificates database to 20260305: - mozilla\certdata.h,nssckbi.h: Update Mozilla certificate authority bundle of the version 2.84. - The following certificates were added: Certificate "TrustAsia TLS ECC Root CA" Certificate "TrustAsia TLS RSA Root CA" Certificate "SwissSign RSA TLS Roo...

NewStart CGSL MAIN 6.06 (SP) : neod Multiple Vulnerabilities (NS-SA-2026-0029)

The remote NewStart CGSL host, running version MAIN 6.06 SP, has neod packages installed that are affected by multiple vulnerabilities: - containerd is an open source container runtime with an emphasis on simplicity, robustness and portability. A bug was found in containerd where container root...

CLSA-2026-1772644488 Update of ca-certificates

update to CKBI 2.82 from NSS 3.121 - updated certificates: - Certificate "GlobalSign Root CA" - Certificate "Entrust.net Premium 2048 Secure Server CA" - Certificate "Comodo AAA Services root" - Certificate "XRamp Global CA Root" - Certificate "Go Daddy Class 2 CA" - Certificate "Starfield Class...

CLSA-2026-1772644297 Update of ca-certificates

update to CKBI 2.82 from NSS 3.120 - updated certificates: - Certificate "GlobalSign Root CA" - Certificate "Entrust.net Premium 2048 Secure Server CA" - Certificate "Comodo AAA Services root" - Certificate "XRamp Global CA Root" - Certificate "Go Daddy Class 2 CA" - Certificate "Starfield Class...