net/packet: fix TOCTOU race on mmap'd vnet_hdr in tpacket_snd()

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Linux Distros Unpatched Vulnerability : CVE-2026-31700

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/packet: fix TOCTOU race on mmap'd vnethdr in tpacketsnd In tpacketsnd, when PACKETVNETHDR is enabled, vnethdr points directly into the mmap'd TX ring buffer...

CVE-2026-31774

In the Linux kernel, the following vulnerability has been resolved: iouring/net: fix slab-out-of-bounds read in iobundlenbufs sqe-len is u32 but gets stored into sr-len which is int. When userspace passes sqe-len values exceeding INTMAX e.g. 0xFFFFFFFF, sr-len overflows to a negative value. This...

CVE-2026-31774 io_uring/net: fix slab-out-of-bounds read in io_bundle_nbufs()

In the Linux kernel, the following vulnerability has been resolved: iouring/net: fix slab-out-of-bounds read in iobundlenbufs sqe-len is u32 but gets stored into sr-len which is int. When userspace passes sqe-len values exceeding INTMAX e.g. 0xFFFFFFFF, sr-len overflows to a negative value. This...

EUVD-2026-26587

In the Linux kernel, the following vulnerability has been resolved: iouring/net: fix slab-out-of-bounds read in iobundlenbufs sqe-len is u32 but gets stored into sr-len which is int. When userspace passes sqe-len values exceeding INTMAX e.g. 0xFFFFFFFF, sr-len overflows to a negative value. This...

CVE-2026-31700 net/packet: fix TOCTOU race on mmap'd vnet_hdr in tpacket_snd()

In the Linux kernel, the following vulnerability has been resolved: net/packet: fix TOCTOU race on mmap'd vnethdr in tpacketsnd In tpacketsnd, when PACKETVNETHDR is enabled, vnethdr points directly into the mmap'd TX ring buffer shared with userspace. The kernel validates the header via...

EUVD-2026-26509

In the Linux kernel, the following vulnerability has been resolved: net/packet: fix TOCTOU race on mmap'd vnethdr in tpacketsnd In tpacketsnd, when PACKETVNETHDR is enabled, vnethdr points directly into the mmap'd TX ring buffer shared with userspace. The kernel validates the header via...

WordPress Send Users Email – Email Subscribers, Email Marketing Newsletter plugin <= 1.5.10 - Unauthenticated Reflected Cross-Site Scripting vulnerability

Unauthenticated Reflected Cross-Site Scripting vulnerability discovered by Asaf Mozes in WordPress Plugin Send Users Email versions = 1.5.10...

CVE-2026-37536

miaofng/uds-c commit e506334e270d77b20c0bc259ac6c7d8c9b702b7a 2016-10-05 contains a stack buffer overflow in senddiagnosticrequest. A 6-byte stack buffer MAXDIAGNOSTICPAYLOADSIZE=6 receives memcpy at offset 1+pidlength with payloadlength bytes. MAXUDSREQUESTPAYLOADLENGTH=7, so 1+2+7=10 exceeds...

CVE-2026-37536

miaofng/uds-c commit e506334e270d77b20c0bc259ac6c7d8c9b702b7a 2016-10-05 contains a stack buffer overflow in senddiagnosticrequest. A 6-byte stack buffer MAXDIAGNOSTICPAYLOADSIZE=6 receives memcpy at offset 1+pidlength with payloadlength bytes. MAXUDSREQUESTPAYLOADLENGTH=7, so 1+2+7=10 exceeds...

Unified Diagnostic Services Support Library in C 安全漏洞

Unified Diagnostic Services Support Library in C is an automotive electronic diagnostic protocol support library by a personal developer, Laughing with the Wind. Unified Diagnostic Services Support Library in C has a security vulnerability that originates from a stack buffer overflow in the...

EUVD-2026-26698

AGL agl-service-can-low-level contains a stack buffer overflow in the uds-c library. The senddiagnosticrequest function in uds.c allocates a 6-byte stack buffer MAXDIAGNOSTICPAYLOADSIZE=6 but copies up to 7 bytes MAXUDSREQUESTPAYLOADLENGTH=7 via memcpy at an offset of 1+pidlength 2-3 bytes,...

CVE-2026-37530

CVE-2026-37530 affects AGL’s agl-service-can-low-level up to version 17.1.12. The uds-c library contains a stack buffer overflow in the send_diagnostic_request function: it allocates a 6-byte stack buffer (MAX_DIAGNOSTIC_PAYLOAD_SIZE=6) but copies up to 7 bytes (MAX_UDS_REQUEST_PAYLOAD_LENGTH=7) ...

CVE-2026-37536

The CVE-2026-37536 entry concerns miaofng/uds-c (commit e506334e270d77b20c0bc259ac6c7d8c9b702b7a, 2016-10-05). A stack buffer overflow occurs in send_diagnostic_request: a 6-byte buffer (MAX_DIAGNOSTIC_PAYLOAD_SIZE=6) is written via memcpy at offset 1+pid_length with payload_length bytes. The def...

CVE-2026-41379

OpenClaw before 2026.3.28 contains a privilege escalation vulnerability allowing authenticated operators with write permissions to access admin-class Talk Voice configuration persistence. Attackers with operator.write privileges can exploit the chat.send endpoint to reach and modify sensitive voi...

CVE-2026-41379

OpenClaw is affected as OpenClaw &lt; 2026.3.28. The flaw allows authenticated operators with write permissions to use the chat.send endpoint to reach and modify admin-class Talk Voice configuration settings intended for administrators only. Affected versions are = 2026.3.28 and apply any additio...

EUVD-2026-26088

OpenClaw before 2026.3.28 contains a privilege escalation vulnerability allowing authenticated operators with write permissions to access admin-class Talk Voice configuration persistence. Attackers with operator.write privileges can exploit the chat.send endpoint to reach and modify sensitive voi...

CVE-2026-41379 OpenClaw < 2026.3.28 - Privilege Escalation via chat.send to Admin-Class Talk Voice Config

OpenClaw before 2026.3.28 contains a privilege escalation vulnerability allowing authenticated operators with write permissions to access admin-class Talk Voice configuration persistence. Attackers with operator.write privileges can exploit the chat.send endpoint to reach and modify sensitive voi...

CVE-2026-41379 OpenClaw < 2026.3.28 - Privilege Escalation via chat.send to Admin-Class Talk Voice Config

OpenClaw before 2026.3.28 contains a privilege escalation vulnerability allowing authenticated operators with write permissions to access admin-class Talk Voice configuration persistence. Attackers with operator.write privileges can exploit the chat.send endpoint to reach and modify sensitive voi...

CVE-2026-41371

OpenClaw before 2026.3.28 contains a privilege escalation vulnerability in chat.send that allows write-scoped gateway callers to trigger admin-only session reset operations. Attackers can rotate target sessions, archive prior transcript state, and force new session IDs without requiring admin sco...