CVE-2026-33936

CVE-2026-33936 Denial of Service vulnerability in ecdsa PyPI Intro I identified and responsibly disclosed a Moderate-severity vulnerability in python-ecdsa , a widely used Python cryptography library with 47.8M downloads in the last month. I found this issue while reviewing python-ecdsa with a ve...

CVE-2024-42461

Solution for ECDSA and EDDSA Signature Verification Problems Description Problems have been identified in the verification of ECDSA and EDDSA signatures in the Wycheproof project. Missing checks during the signature decoding stage allow adding or removing zero bytes, which affects the ability to...

FreeBSD : Timing leaks of the nonce in ECDSA, EdDSA and DSA signatures (07e99f22-c176-4c8f-9678-a57ba8114959)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 07e99f22-c176-4c8f-9678-a57ba8114959 advisory. Helder Eijs reports Fix timing leaks of the nonce in ECDSA, EdDSA and DSA signatures The signing time...

python-ecdsa

ECDSA ed ECDH in puro Python Questa è un'implementazione facile da usare di ECC Elliptic Curve Cryptography con supporto per ECDSA Elliptic Curve Digital Signature Algorithm, EdDSA Edwards-curve Digital Signature Algorithm ed ECDH Elliptic Curve Diffie-Hellman, implementata interamente in Python,...

Timing leaks of the nonce in ECDSA, EdDSA and DSA signatures

Helder Eijs reports Fix timing leaks of the nonce in ECDSA, EdDSA and DSA signatures The signing time depended on the secret nonce, enough to recover the private key with a lattice attack. - EC: scalars are encoded and processed on the full length of the order, and ecmixadd is constant time for t...

Rocky Linux 8 [CIQ] Security Update: bind / bind-chroot / bind-debuginfo / bind-debugsource / bind-devel / etc Multiple Vulnerabilities (crlsa-2022_6778)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20226778 advisory. bind: memory leak in ECDSA DNSSEC verification code CVE-2022-38177 bind: memory leaks in EdDSA DNSSEC verification code CVE-2022-38178 Tenable has extracte...

Rocky Linux 9 [CIQ] Security Update: bind / bind-chroot / bind-debuginfo / bind-debugsource / bind-devel / etc Multiple Vulnerabilities (crlsa-2022_6763)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20226763 advisory. bind: BIND 9 resolvers configured to answer from cache with zero stale-answer-timeout may terminate unexpectedly CVE-2022-3080 bind: memory leak in ECDSA...

Astra Linux – Vulnerability in Node-Elliptic

The verify function in lib/elliptic/eddsa/index.js within the Elliptic package, as of version 6.5.6 for Node.js, omits the validation of the condition “sig.S.gtesig.eddsa.curve.n || sig.S.isNeg”...

EulerOS 2.0 SP11 : libsolv (EulerOS-SA-2026-3078)

According to the versions of the libsolv packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in libsolv. This heap buffer overflow vulnerability occurs when a victim processes a specially crafted .solv file containing...

EulerOS 2.0 SP13 : libsolv (EulerOS-SA-2026-2976)

According to the versions of the libsolv packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in libsolv. A stack-based buffer overflow vulnerability exists in the PGP verification component due to incorrect length handlin...

CLSA-2026-1770682157 TuxCare security update for net.i2p.crypto:eddsa (1 CVE)

TuxCare rebuilt net.i2p.crypto:eddsa to address 1 CVE. Fixed in 0.3.0-tuxcare.1...

Security Bulletin: Security Vulnerability in EdDSA-Java affects IBM Sterling B2B Integrator and IBM Sterling File Gateway (CVE-2020-36843)

Summary IBM Sterling B2B Integrator and IBM Sterling File Gateway have addressed vulnerability due to EdDSA-Java's implementation of the cryptographic algorithm. Vulnerability Details CVEID:CVE-2020-36843 DESCRIPTION: The implementation of EdDSA in EdDSA-Java aka ed25519-java through 0.3.0 exhibi...

CVE-2026-47121 Sparkle: Binary delta apply intermediate-symlink traversal in malicious .delta

Sparkle is a software update framework for macOS. Prior to version 2.9.2, Autoupdate/SUBinaryDeltaApply.m enforces relativePath.pathComponents containsObject:@".." and rejects writes whose immediate parent directory IS itself a symbolic link, but does not detect symlinks deeper in the relative...

CVE-2026-47121

Sparkle is a software update framework for macOS. Prior to version 2.9.2, Autoupdate/SUBinaryDeltaApply.m enforces relativePath.pathComponents containsObject:@".." and rejects writes whose immediate parent directory IS itself a symbolic link, but does not detect symlinks deeper in the relative...

CVE-2026-47121

Sparkle vulnerability CVE-2026-47121 (affecting macOS AutoUpdate) arises from a defense-in-depth gap in delta application. An archive item can create a symlink in the destination tree and a subsequent file write may traverse the symlink path, allowing writes outside the intended destination when ...

Libsolv: stack-based buffer overflow in libsolv eddsa pgp signature verification allows denial of service

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CVE-2026-48863 Libsolv: stack-based buffer overflow in libsolv eddsa pgp signature verification allows denial of service

A flaw was found in libsolv. A stack-based buffer overflow vulnerability exists in the PGP verification component due to incorrect length handling when copying EdDSA 's' MPI into a stack buffer. A remote attacker could craft a malicious Ed25519 PGP signature with mismatched MPI lengths. Processin...

CVE-2026-48863

The CVE-2026-48863 issue is a stack-based buffer overflow in libsolv’s EdDSA verification when copying the EdDSA 's' MPI, caused by length handling. An adversary could craft an Ed25519 PGP signature with mismatched MPI lengths to trigger a denial of service in automated package/repo processing wo...

CVE-2026-48863

A flaw was found in libsolv. A stack-based buffer overflow vulnerability exists in the PGP verification component due to incorrect length handling when copying EdDSA 's' MPI into a stack buffer. A remote attacker could craft a malicious Ed25519 PGP signature with mismatched MPI lengths. Processin...

CVE-2026-48863: Stack-based Buffer Overflow

A flaw was found in libsolv. A stack-based buffer overflow vulnerability exists in the PGP verification component due to incorrect length handling when copying EdDSA 's' MPI into a stack buffer. A remote attacker could craft a malicious Ed25519 PGP signature with mismatched MPI lengths. Processin...