CVE-2026-32746

telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC Set Local Characters suboption handler because addslc does not check whether the buffer is full...

Exploit for CVE-2026-32746

CVE-2026-32746 - telnetd LINEMODE SLC Buffer Overflow Pre-aut...

EUVD-2026-12065

telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC Set Local Characters suboption handler because addslc does not check whether the buffer is full...

CVE-2026-32746

telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC Set Local Characters suboption handler because addslc does not check whether the buffer is full...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21707)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21707 advisory. - In the Linux kernel, the following vulnerability has been resolved: mptcp: consolidate suboption status MPTC...

curl: Telnet Suboption Buffer Pointer Underflow in lib/telnet.c leads to Out-of-Bounds Read

Summary A buffer pointer underflow vulnerability exists in curl's telnet protocol handler lib/telnet.c. When processing telnet suboptions in the CURLTSSE state, the code unconditionally decrements the suboption buffer pointer by 2 subpointer -= 2, even when the CURLSBACCUM macro skips writing due...

mptcp: consolidate suboption status

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SUSE CVE-2025-21707

In the Linux kernel, the following vulnerability has been resolved: mptcp: consolidate suboption status MPTCP maintains the received sub-options status is the bitmask carrying the received suboptions and in several bitfields carrying per suboption additional info. Zeroing the bitmask before parsi...

AZL-57978 CVE-2025-21707 affecting package kernel for versions less than 5.15.179.1-1

In the Linux kernel, the following vulnerability has been resolved: mptcp: consolidate suboption status MPTCP maintains the received sub-options status is the bitmask carrying the received suboptions and in several bitfields carrying per suboption additional info. Zeroing the bitmask before parsi...

DEBIAN-CVE-2025-21707

In the Linux kernel, the following vulnerability has been resolved: mptcp: consolidate suboption status MPTCP maintains the received sub-options status is the bitmask carrying the received suboptions and in several bitfields carrying per suboption additional info. Zeroing the bitmask before parsi...

UBUNTU-CVE-2025-21707

In the Linux kernel, the following vulnerability has been resolved: mptcp: consolidate suboption status MPTCP maintains the received sub-options status is the bitmask carrying the received suboptions and in several bitfields carrying per suboption additional info. Zeroing the bitmask before parsi...

CVE-2025-21707

CVE-2025-21707 details (Linux kernel MPTCP issue). The vulnerability arises in MPTCP suboption status handling, where zeroing a bitmask is insufficient and certain per-suboption bitfields may fail to be cleared/initialized. Syzkaller reported KMSAN uninitialized value paths in __mptcp_expand_seq ...

CVE-2025-21707

In the Linux kernel, the following vulnerability has been resolved: mptcp: consolidate suboption status MPTCP maintains the received sub-options status is the bitmask carrying the received suboptions and in several bitfields carrying per suboption additional info. Zeroing the bitmask before parsi...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the mptcp suboption state not being properly initialized...

PYSEC-2021-1

A flaw was found in the Ansible Engine 2.9.18, where sensitive info is not masked by default and is not protected by the nolog feature when using the sub-option feature of the basic.py module. This flaw allows an attacker to obtain sensitive information. The highest threat from this vulnerability...

Telnetd encrypt_keyid: Remote Root function pointer overwrite

Exploit for linux platform in category remote exploits / telnetd-encryptkeyid.c Mon Dec 26 20:37:05 CET 2011 Copyright 2011 Jaime Penalba Estebanez NighterMan email protected - email protected Credits to batchdrake as always / / // / / / // /\ \ / / / / / \ / / / / / / // / / / / // / / / //,///...

DEBIAN-CVE-2010-3696

The frdhcpdecode function in lib/dhcp.c in FreeRADIUS 2.1.9, in certain non-default builds, does not properly handle the DHCP Relay Agent Information option, which allows remote attackers to cause a denial of service infinite loop and daemon outage via a packet that has more than one sub-option...

Multiple Telnet clients fail to properly handle the "LINEMODE" SLC suboption

Overview Multiple Telnet clients contain a data length validation flaw which may allow a server to induce arbitrary code execution on the client host. Description The Telnet network protocol is described in RFC854 and RFC855 as a general, bi-directional communications facility. The Telnet protoco...