curl: curl: Authentication bypass due to incorrect connection reuse with Negotiate authentication

A flaw was found in curl. When an application uses libcurl to make multiple Negotiate-authenticated HTTP or HTTPS requests to the same server with different credentials, libcurl may incorrectly reuse an existing connection. This logical error can cause a subsequent request to be sent using the...

Security update for python-pyOpenSSL

This update for python-pyOpenSSL fixes the following issues: CVE-2026-27448: unhandled exception can result in connection not being cancelled bsc1259804. CVE-2026-27459: large cookie value can lead to a buffer overflow bsc1259808. Patch Instructions: To install this SUSE update use the SUSE...

Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold

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ROS-20260407-73-0015

A vulnerability in the nfconntracknetlink.c component of the Linux operating system kernel is related to errors in updating the link counter. Exploitation of the vulnerability allows an attacker to cause a denial of service...

CVE-2026-35452 WWBN AVideo has Unauthenticated Information Disclosure via Missing Auth on CloneSite client.log.php

WWBN AVideo is an open source video platform. In versions 26.0 and prior, the plugin/CloneSite/client.log.php endpoint serves the clone operation log file without any authentication. Every other endpoint in the CloneSite plugin directory enforces User::isAdmin. The log contains internal filesyste...

GHSA-HV3W-M4G2-5X77 strawberry-graphql: Denial of Service via unbounded WebSocket subscriptions

Strawberry GraphQL's WebSocket subscription handlers for both the graphql-transport-ws and legacy graphql-ws protocols allocate an asyncio.Task and associated Operation object for every incoming subscribe message without enforcing any limit on the number of active subscriptions per connection. An...

strawberry-graphql: Denial of Service via unbounded WebSocket subscriptions

Strawberry GraphQL's WebSocket subscription handlers for both the graphql-transport-ws and legacy graphql-ws protocols allocate an asyncio.Task and associated Operation object for every incoming subscribe message without enforcing any limit on the number of active subscriptions per connection. An...

UBUNTU-CVE-2026-31407

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: add missing netlink policy validations Hyunwoo Kim reports out-of-bounds access in sctp and ctnetlink. These attributes are used by the kernel without any validation. Extend the netlink policies accordingly...

CVE-2026-31408

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix use-after-free in scorecvframe due to missing sockhold scorecvframe reads conn-sk under scoconnlock but immediately releases the lock without holding a reference to the socket. A concurrent close can free the...

curl: FTP entrypath accepts 0xFF (Telnet IAC) through incomplete ISCNTRL filter, sent on wire via CWD on connection reuse

Summary A malicious FTP server can embed byte 0xFF Telnet IAC in the PWD response path. The ISCNTRL filter at lib/ftp.c:3095 expands to ISLOWCNTRLx || IS7Fx, which is unsigned charx entrypath line 3131 and sent verbatim via CWD %s on connection reuse line 849. I understand the KNOWNRISK.md and...

curl: Improper enforcement of CURLOPT_SOCKS5_AUTH due to missing reuse key validation in libcurl

detail: - lib/setopt.c:1048-1051 - CURLOPTSOCKS5AUTH is stored into data-set.socks5auth - lib/socks.c:597-641 socks5req0init - fresh SOCKS5 handshake reads data-set.socks5auth, if BASIC is not allowed, it clears sx-proxyuser at 618-620, so username/password auth is not even offered -...

EUVD-2026-19028

A race condition during TCP connection teardown can cause tcprecv to operate on a connection that has already been released. If tcpconnsearch returns NULL while processing a SYN packet, a NULL pointer derived from stale context data is passed to tcpbacklogisfull and dereferenced without validatio...

CVE-2026-5590 net: ip/tcp: Null pointer dereference can be triggered by a race condition

A race condition during TCP connection teardown can cause tcprecv to operate on a connection that has already been released. If tcpconnsearch returns NULL while processing a SYN packet, a NULL pointer derived from stale context data is passed to tcpbacklogisfull and dereferenced without validatio...

CVE-2026-5590 net: ip/tcp: Null pointer dereference can be triggered by a race condition

A race condition during TCP connection teardown can cause tcprecv to operate on a connection that has already been released. If tcpconnsearch returns NULL while processing a SYN packet, a NULL pointer derived from stale context data is passed to tcpbacklogisfull and dereferenced without validatio...

CVE-2026-5590

A race condition during TCP connection teardown can cause tcprecv to operate on a connection that has already been released. If tcpconnsearch returns NULL while processing a SYN packet, a NULL pointer derived from stale context data is passed to tcpbacklogisfull and dereferenced without validatio...

CVE-2026-5590

CVE-2026-5590 describes a race condition during TCP connection teardown where tcp_recv() may operate on a released connection. If tcp_conn_search() returns NULL while processing a SYN, a NULL pointer from stale context data is passed to tcp_backlog_is_full() and dereferenced without validation, c...

Invisible Adversaries: A Systematic Study of Session Manipulation Attacks on VPNs

Virtual Private Networks VPNs are widely used for censorship evasion and traffic protection. VPN users expect to be provided with adequate security protection, and at the same time not be affected by other users connected to the same VPN server, which can be illustrated as the non-interference...

Linux Distros Unpatched Vulnerability : CVE-2026-23427

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in durable v2 replay of active file handles...

PT-2026-30411

A race condition during TCP connection teardown can cause tcp recv to operate on a connection that has already been released. If tcp conn search returns NULL while processing a SYN packet, a NULL pointer derived from stale context data is passed to tcp backlog is full and dereferenced without...

SUSE CVE-2026-23427

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in durable v2 replay of active file handles parsedurablehandlecontext unconditionally assigns dhinfo-fp-conn to the current connection when handling a DURABLEREQV2 context with SMB2FLAGSREPLAYOPERATION...