zebrad has unbounded memory leak in mempool download pipeline via timeout path cancel_handles retention

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections network.listenaddr is set, which is the default. 3. Your node's mempool is active node is synced near the chain tip. All default configurations are affected. Summary The...

GHSA-65JJ-FMW8-468Q zebrad has unbounded memory leak in mempool download pipeline via timeout path cancel_handles retention

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections network.listenaddr is set, which is the default. 3. Your node's mempool is active node is synced near the chain tip. All default configurations are affected. Summary The...

zebrad has mempool transaction admission denial via single-peer inbound queue saturation

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections network.listenaddr is set, which is the default. 3. Your node's mempool is active node is synced near the chain tip. All default configurations are affected. Summary A...

GHSA-4FC2-H7JH-287C zebrad has mempool transaction admission denial via single-peer inbound queue saturation

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections network.listenaddr is set, which is the default. 3. Your node's mempool is active node is synced near the chain tip. All default configurations are affected. Summary A...

PT-2026-55470

Name of the Vulnerable Software and Affected Versions ZEBRA versions prior to 4.5.0 Description An unauthenticated P2P peer can cause monotonic memory growth in a Zcash node, leading to process termination by the operating system due to memory exhaustion or performance degradation from swap...

PT-2026-55468

Name of the Vulnerable Software and Affected Versions ZEBRA versions prior to 4.5.0 Description An unauthenticated P2P peer can monopolize all 25 MAX INBOUND CONCURRENCY slots in the inbound mempool download and verification pipeline. This occurs because the bounded queue in...

PT-2026-55356

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections network.listen addr is set, which is the default. 3. Your node's mempool is active node is synced near the chain tip. All default configurations are affected. Summary A...

PT-2026-55367

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node listens on the default :: address on a Linux host the standard deployment configuration — net.ipv6.bindv6only=0 is the default on all common Linux distributions. 3. Your node is synced near the chain tip...

PT-2026-55368

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections network.listen addr is set, which is the default. 3. Your node's mempool is active node is synced near the chain tip. All default configurations are affected. Summary The...

Linux mm/mempool module Heap Buffer Overflow DoS

The vulnerability of the mm/mempool module in Linux operating systems is related to access to a buffer with an incorrect length value. Exploiting this vulnerability can allow an attacker to cause service failures or memory corruption...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/mempool: Fixed the issue where poisoning operations affected pages with an order greater than 0 using HIGHMEM. The kernel test reported the following issues: - BUG: Unable to handle page faults for address: fffba000. - PF:...

CVE-2026-34064

nimiq-account contains account primitives to be used in Nimiq's Rust implementation. Prior to version 1.3.0, VestingContract::canchangebalance returns AccountError::InsufficientFunds when newbalance balance, the node crashes while trying to return an error. The mincap balance precondition is...

CVE-2026-34064 nimiq-account: Vesting insufficient funds error can panic

nimiq-account contains account primitives to be used in Nimiq's Rust implementation. Prior to version 1.3.0, VestingContract::canchangebalance returns AccountError::InsufficientFunds when newbalance balance, the node crashes while trying to return an error. The mincap balance precondition is...

CVE-2026-34064 nimiq-account: Vesting insufficient funds error can panic

nimiq-account contains account primitives to be used in Nimiq's Rust implementation. Prior to version 1.3.0, VestingContract::canchangebalance returns AccountError::InsufficientFunds when newbalance balance, the node crashes while trying to return an error. The mincap balance precondition is...

CVE-2026-34064 nimiq-account: Vesting insufficient funds error can panic

nimiq-account contains account primitives to be used in Nimiq's Rust implementation. Prior to version 1.3.0, VestingContract::canchangebalance returns AccountError::InsufficientFunds when newbalance balance, the node crashes while trying to return an error. The mincap balance precondition is...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013704)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013704 advisory. In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fix mempool alloc size Convert the max size to bytes to match the units of the divisor...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013683)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013683 advisory. In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix null-ptr-deref in raid10syncrequest initresync inits mempool and sets...

CVE-2026-40880 Zebra: Cached Mempool Verification Bypasses Consensus Rules for Ahead-of-Tip Blocks

ZEBRA is a Zcash node written entirely in Rust. Prior to zebrad version 4.3.1 and zebra-consensus version 5.0.2, a logic error in Zebra's transaction verification cache could allow a malicious miner to induce a consensus split. By carefully submitting a transaction that is valid for height H+1 bu...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011263)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011263 advisory. In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fix mempool alloc size Convert the max size to bytes to match the units of the divisor...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010874)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010874 advisory. In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clean up sidomain in the initdmars error path A splat from kmemcachedestroy was seen...