CVE-2026-46541 Nimiq network-libp2p: DHT query poisoning via first-record verification failure

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.4.0, iIn handledhtget, the DhtResults accumulator is only initialized when the first DHT record passes verification. If the first record fails from a malicious DHT...

EUVD-2026-35882

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.4.0, iIn handledhtget, the DhtResults accumulator is only initialized when the first DHT record passes verification. If the first record fails from a malicious DHT...

CVE-2026-46541 Nimiq network-libp2p: DHT query poisoning via first-record verification failure

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.4.0, iIn handledhtget, the DhtResults accumulator is only initialized when the first DHT record passes verification. If the first record fails from a malicious DHT...

CVE-2026-44505 Nimiq network-libp2p: Untrusted peer can wedge DHT

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. network-libp2p handles kad get-record query progress in handledhtget network-libp2p/src/swarm.rs. Prior to version 1.4.0, when a peer returns a FoundRecord, the code verifies the record...

CVE-2026-44505 Nimiq network-libp2p: Untrusted peer can wedge DHT

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. network-libp2p handles kad get-record query progress in handledhtget network-libp2p/src/swarm.rs. Prior to version 1.4.0, when a peer returns a FoundRecord, the code verifies the record...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel. This vulnerability stems from the tcfctflowtableget function in actct, which releases the RCU read lock within the...

PT-2026-48330

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. network-libp2p handles kad get-record query progress in handle dht get network-libp2p/src/swarm.rs. Prior to version 1.4.0, when a peer returns a FoundRecord, the code verifies the reco...

PT-2026-48332

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.4.0, iIn handle dht get, the DhtResults accumulator is only initialized when the first DHT record passes verification. If the first record fails from a malicious DHT...

CVE-2026-46052

In the Linux kernel, the following vulnerability has been resolved: ceph: only dadd negative dentries when they are unhashed Ceph can call dadddentry, NULL on a negative dentry that is already present in the primary dcache hash. In the current VFS that is not safe. dadd goes through dadd to...

Alibaba Cloud Linux 3 : 0115: jq (ALINUX3-SA-2026:0115)

The remote Alibaba Cloud Linux 3 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2026:0115 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2026-39979: A flaw was found in jq, a...

expat: Fix of CVE-2026-45186

CVE-2026-45186: fix quadratic runtime in attribute collision detection by using a hash table for default attribute names instead of an On^2 loop...

CLSA-2026-1779359429 expat: Fix of CVE-2026-45186

CVE-2026-45186: fix quadratic runtime in attribute collision detection by using a hash table for default attribute names instead of an On^2 loop...

CLSA-2026-1779359157 Fix CVE(s): CVE-2026-45186

SECURITY UPDATE: Denial of service via quadratic attribute-name collision check in libexpat before 2.8.1 - debian/patches/CVE-2026-45186.patch: introduce per-element defaultAttsNames hash table and use it for O1 attribute collision detection in defineAttribute - CVE-2026-45186...

CLSA-2026-1779358954 expat: Fix of CVE-2026-45186

CVE-2026-45186: fix quadratic runtime in attribute collision detection by using a hash table for default attribute names instead of an On^2 loop...

CLSA-2026-1779358911 expat: Fix of CVE-2026-45186

CVE-2026-45186: fix quadratic runtime in attribute collision detection by using a hash table for default attribute names instead of an On^2 loop...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: selinux: Fixed a NULL pointer dereferencing issue when hashtab allocation fails. When the allocation of the hash table slot array fails in hashtabinit, h-size is initialized with a non-zero value, but the h-htable pointer remains...

Astra Linux – Vulnerability in Linux

In the IPv4 implementation in the Linux kernel before 5.12.4, the net/ipv4/route.c file has an information leak because the hash table is very small...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: dccp/tcp: Unhash sk from ehash for tb2 alloc failure after checkestalblished. syzkaller reported a warning 0 in inetcskdestroysock, with no repro. WARNONinetsksk-inetnum && !inetcsksk-icskbindhash; However, syzkaller’s log...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: UDP: The auto-bound connected sockets’ hash values are unhashed when they are disconnected from the network. Suppose we bind an UDP socket to a wildcard address with a non-zero port, then connect it to a specific address, and lat...

Astra Linux – Vulnerability in Linux

In the IPv6 implementation in the Linux kernel before 5.13.3, the net/ipv6/outputcore.c file has an information leak due to certain uses of a hash table. This hash table is large, but it does not properly take into account that IPv6-based attackers can typically choose from many IPv6 source...