Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-146151)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-146151 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusi...

Unity Linux 20.1020e / 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-142473)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-142473 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusi...

ROS-20260922-73-0092

The vulnerability of the help function in the net/netfilter/nfconntrackirc.c module of the netfilter component of the Linux operating system is related to the issue of data being written outside of the buffer. Exploiting this vulnerability could allow a remote attacker to access protected...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A issue was discovered in the Linux kernel, specifically in the nfconntrackirc module. In this case, the message handling mechanism can become confusing, and messages may be matched incorrectly. It is possible for a firewall to be bypassed when users use unencrypted IRC with the nfconntrackirc...

Linux kernel netfilter Heap Buffer Overflow DoS

The vulnerability in the help function within the net/netfilter/nfconntrackirc.c module of the Linux kernel’s netfilter component is related to buffer overflow. Exploitation of this vulnerability may allow a remote attacker to gain access to protected information or cause a denial of service...

CVE-2026-80603

A flaw was found in the Linux kernel's netfilter component, specifically within the nfconntrackirc module. An off-by-one error in the parsedcc function can cause the system to read one byte beyond an allocated buffer. This can lead to the use of uninitialized or stale data, potentially resulting ...

Linux Distros Unpatched Vulnerability : CVE-2026-80603

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr +...

SUSE CVE-2026-80603

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

CVE-2026-80603

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

UBUNTU-CVE-2026-80603

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

CVE-2026-80603

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

CVE-2026-80603 netfilter: nf_conntrack_irc: fix parse_dcc() off-by-one OOB read

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

CVE-2026-80603 netfilter: nf_conntrack_irc: fix parse_dcc() off-by-one OOB read

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

EUVD-2026-67479

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

CVE-2026-80603

An off-by-one out-of-bounds read in the Linux kernel's netfilter nf_conntrack_irc module affects the parse_dcc() function. The function treats data_end as an inclusive bound, but its caller passes an exclusive end pointer (ib_ptr + datalen). The newline search loop iterates with

CVE-2026-80603

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

CVE-2026-80603 netfilter: nf_conntrack_irc: fix parse_dcc() off-by-one OOB read

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

CVE-2026-80603: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

CVE-2026-80603: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...