UBUNTU-CVE-2026-45897

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftcounter: serialize reset with spinlock Add a global static spinlock to serialize counter fetch+reset operations, preventing concurrent dump-and-reset from underrunning values. The lock is taken before fetching the...

Astra Linux - уязвимость в linux-6.12

In the Linux kernel, the following vulnerability has been resolved: s390/ism: fix concurrency management in ismcmd The s390x ISM device data sheet clearly states that only one request-response sequence is allowable per ISM function at any point in time. Unfortunately as of today the s390/ism driv...

CVE-2025-40039 ksmbd: Fix race condition in RPC handle list access

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix race condition in RPC handle list access The 'sess-rpchandlelist' XArray manages RPC handles within a ksmbd session. Access to this list is intended to be protected by 'sess-rpclock' an rwsemaphore. However, the lockin...

tcp: prevent concurrent execution of tcp_sk_exit_batch

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Fast CLI DNS Lookup Tool: ZDNS

ZDNS is a command-line utility that provides high-speed DNS lookups. For example, the following will perform MX lookups and a secondary A lookup for the IPs of MX servers for the domains in the Alexa Top Million: cat top-1m.csv | zdns MX --ipv4-lookup --alexa ZDNS is written in golang and is...