CVE-2021-3156

CVE-2021-3156 - Heap-Based Buffer Overflow in Sudo ⚠️ For educational and authorized security research purposes only Original Exploit Authors Very grateful to the original PoC author Qualys Research Team Description Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based...

librenswan: IKEv2 Denial of Service via malformed fragmentation

A flaw was found in Libreswan's IKEv2 fragment reassembly mechanism. When a VPN gateway processes incoming split network packets fragments containing unexpected data, an off-by-one boundary validation error triggers an internal program safety check assertion failure. A remote, unauthenticated...

PT-2026-83953

The LwM2M JSON content formatter's get string in subsys/net/lib/lwm2m/lwm2m rw json.c copies a parsed JSON string into a caller-supplied buffer and NUL-terminates it. The length guard used if string length buflen, which accepts a string whose length is exactly buflen. After memcpy fills the whole...

Linux Distros Unpatched Vulnerability : CVE-2026-80712

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - spi: spi-qpic-snand: write the feature value before executing SETFEATURE qcomspisendcmdaddr programs NANDFLASHCMD/NANDEXECCMD and submits the descriptors, which...

UBUNTU-CVE-2026-80712

In the Linux kernel, the following vulnerability has been resolved: spi: spi-qpic-snand: write the feature value before executing SETFEATURE qcomspisendcmdaddr programs NANDFLASHCMD/NANDEXECCMD and submits the descriptors, which makes the controller execute the command immediately. For...

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 +...

Chromium: CVE-2026-79148 Off-by-one error in DevTools

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...

CVE-2023-40296

CVE-2023-40296 async-sockets-cpp fino alla versione 0.3.1 contiene una vulnerabilità di buffer overflow off-by-one in static void ReceiveFromUDPSocket udpSocket in udpsocket.hpp, intorno alle righe 160-167. Il buffer overflow interessa tutti i server UDP corrispondenti. Il remote buffer overflow...

CVE-2026-80712

In the Linux kernel, the following vulnerability has been resolved: spi: spi-qpic-snand: write the feature value before executing SETFEATURE qcomspisendcmdaddr programs NANDFLASHCMD/NANDEXECCMD and submits the descriptors, which makes the controller execute the command immediately. For...

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-2026-80712

This vulnerability affects the Linux kernel's spi-qpic-snand driver (Qualcomm QPIC SPI-NAND controller). The root cause is an off-by-one in SET_FEATURE command handling : qcom_spi_send_cmdaddr() submits and executes the command immediately, but the feature value is only written to NAND_FLASH_FEAT...

CVE-2026-80712 spi: spi-qpic-snand: write the feature value before executing SET_FEATURE

In the Linux kernel, the following vulnerability has been resolved: spi: spi-qpic-snand: write the feature value before executing SETFEATURE qcomspisendcmdaddr programs NANDFLASHCMD/NANDEXECCMD and submits the descriptors, which makes the controller execute the command immediately. For...

CVE-2026-80712 spi: spi-qpic-snand: write the feature value before executing SET_FEATURE

In the Linux kernel, the following vulnerability has been resolved: spi: spi-qpic-snand: write the feature value before executing SETFEATURE qcomspisendcmdaddr programs NANDFLASHCMD/NANDEXECCMD and submits the descriptors, which makes the controller execute the command immediately. For...

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...

PT-2026-82903

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf conntrack irc: fix parse dcc off-by-one OOB read parse dcc treats data end as an inclusive end pointer, but its only caller passes data limit = ib ptr + datalen, which points one past the last valid byte. The newlin...

CVE-2026-63387

A flaw was found in Libevent, an event notification library. An off-by-one stack buffer overflow exists in the dnsnametolabels function when processing a name-bearing DNS record. A remote attacker could send a specially crafted DNS server response, which may lead to a crash or corruption of the...