CVE-2026-52931

A flaw was found in the batman-adv tpmeter module of the Linux kernel. A remote attacker could exploit this vulnerability by sending a specially crafted acknowledgment ACK packet to a node configured as a receiver in an ongoing tpmeter session. This could lead to the use of uninitialized sender...

SUSE CVE-2026-43194

In the Linux kernel, the following vulnerability has been resolved: net: consume xmit errors of GSO frames udpgrofrglist.sh and udpgrobench.sh are the flakiest tests currently in NIPA. They fail in the same exact way, TCP GRO test stalls occasionally and the test gets killed after 10min. These...

AFL-ICP: Enhancing Industrial Control Protocol Reliability Via Specification-Guided Fuzzing

Industrial Control Protocols ICPs are critical to the reliability and stability of industrial infrastructure, yet their security is fundamentally compromised by a specification-blindness bottleneck. Modern fuzzers, constrained by observation-driven inference, struggle to penetrate deep protocol...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rxrpc: The issue of delayed ACKs was fixed, so that the reference serial number is no longer set. The construction of delayed ACKs was corrected to ensure that the reference serial number is not set, as it cannot be used as a...

Linux Distros Unpatched Vulnerability : CVE-2026-31662

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even wh...

CVE-2026-31662

A flaw was found in the Linux kernel's Transparent Inter-Process Communication TIPC protocol. An attacker can exploit an integer underflow vulnerability by sending duplicate group acknowledgment messages GRPACKMSG. This causes the bcackers counter to wrap around, leading to persistent network...

DEBIAN-CVE-2026-31662

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...

CVE-2026-31662

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...

CVE-2026-31662

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...

CVE-2026-31662 tipc: fix bc_ackers underflow on duplicate GRP_ACK_MSG

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...

CVE-2026-31662

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...

FreeBSD-SA-26:06.tcp

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-26:06.tcp Security Advisory The FreeBSD Project Topic: TCP: remotely exploitable DoS vector mbuf leak Category: core Module: tcp Announced: 2026-03-26 Credits:...

ROS-20260129-73-0074

A vulnerability in the HTTP/2 protocol implementation is related to the ability to generate a stream of requests within an already established network connection, without opening new network connections and without acknowledging the receipt of packets. Exploitation of the vulnerability could allo...

CVE-2022-50838 net: stream: purge sk_error_queue in sk_stream_kill_queues()

In the Linux kernel, the following vulnerability has been resolved: net: stream: purge skerrorqueue in skstreamkillqueues Changheon Lee reported TCP socket leaks, with a nice repro. It seems we leak TCP sockets with the following sequence: 1 SOFTIMESTAMPINGTXACK is enabled on the socket. Each ACK...

EUVD-2017-8350

Malware in sbrugna...

rxrpc: Fix delayed ACKs to not set the reference serial number

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Important: Red Hat Security Advisory: libxslt security update

An update for libxslt is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

SUSE CVE-2024-56609

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: use ieee80211purgetxqueue to purge TX skb When removing kernel modules by: rmmod rtw888723cs rtw888703b rtw888723x rtw88sdio rtw88core Driver uses skbqueuepurge to purge TX skb, but not report tx status causing "Have...

kernel: TCP-spoofed ghost ACKs and leak leak initial sequence number

A flaw was found in the Linux kernel. Two TCP spoofing primitives exist where an attacker can brute force the server-chosen send window by acknowledging data that was never sent, called "ghost ACKs." There are side channels that also allow the attacker to leak the otherwise secret server-chosen...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...