lwip-snmpv3-stack-overflow-cve-2026-8836-critical-embedded-rce

CVE-2026-8836 — lwIP SNMPv3 Stapelüberlauf-PoC Proof-of-Concept-Exploit für CVE-2026-8836, einen kritischen stackbasierten Pufferüberlauf im SNMPv3-USM-Handler von lwIP. Schwachstelle CVE : CVE-2026-8836 CVSS : 9.8 Kritisch Komponente : snmpparseinboundframe in src/apps/snmp/snmpmsg.c Grundursach...

CVE-2026-75145

A flaw was found in FFmpeg. An incorrect integer narrowing conversion in the AV1 RTP packetizer can lead to an out-of-bounds memory access. This occurs when processing specially crafted AV1 RTP Real-time Transport Protocol packets, where a large OBU Operating Block Unit size is incorrectly handle...

CVE-2026-18393

A flaw was found in FFmpeg. The tdscloadcursor function writes beyond the bounds of a heap-allocated buffer when processing crafted TDSC cursor data. A remote attacker could exploit this by supplying a specially crafted video file, potentially leading to a denial of service or arbitrary code...

CVE-2026-75147

A flaw was found in FFmpeg's AV1 Real-time Transport Protocol RTP packetizer. A local attacker could entice a user to process a crafted AV1 input packet. This crafted packet could cause an out-of-bounds read, potentially leading to information disclosure or a denial of service DoS condition...

CVE-2026-75146

A flaw was found in FFmpeg. A malicious or misconfigured DASH Dynamic Adaptive Streaming over HTTP server can exploit an out-of-bounds read vulnerability in the DASH demuxer. This occurs when a live DASH manifest is refreshed with a startNumber that is lower than the previous value, causing a...

CVE-2022-44311

Descrizione per CVE-2022-44311 È stato scoperto che html2xhtml v1.3 contiene una lettura fuori dai limiti nella funzione static void elmclosetreenodet nodo in procesador.c. Questa vulnerabilità consente agli aggressori di accedere a file sensibili o causare un Denial of Service DoS tramite un fil...

CVE-2022-36752

Beschreibung für CVE-2022-36752 png2webp v1.0.4 weist nachweislich eine Out-of-Bounds-Schreiboperation über die Funktion w2p auf. Diese Schwachstelle ist über eine präparierte webp-Datei ausnutzbar, wenn das Format zurück in png konvertiert wird. Reproduktion Um die Schwachstelle zu reproduzieren...

CVE-2026-64833

A flaw was found in FFmpeg, specifically within the S/PDIF muxer. A remote attacker can exploit an out-of-bounds read vulnerability by providing a specially crafted DTS-HD audio stream during S/PDIF re-muxing. This allows the attacker to read memory beyond the intended buffer boundaries,...

SpeculativeExecutionAssessment

SpeculativeExecutionAssessment Valuta un sistema per le vulnerabilità di "esecuzione speculativa" descritte in: CVE-2017-5715 iniezione della destinazione del ramo CVE-2017-5753 bypass del controllo dei limiti CVE-2017-5754 caricamento di dati rogue nella cache WARNING: Assicurarsi che l'opzione...

CVE-2026-80722

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: validate individual TWT params before driver setup ieee80211processrxtwtaction only partially validates a received S1G TWT setup frame before queueing it. An individual agreement can therefore reach...

CVE-2026-80723

In the Linux kernel, the following vulnerability has been resolved: of: reservedmem: prevent OOB when too many dynamic regions are defined On boot, fdtscanreservedmem saves each dynamically-placed /reserved-memory subnode into a local array of size MAXRESERVEDREGIONS. If the device tree defines...

CVE-2026-80718

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

CVE-2026-80706

In the Linux kernel, the following vulnerability has been resolved: can: softing: fwparse: validate firmware record spans fwparse reads a fixed record header, a firmware-provided payload, and a trailing checksum without knowing the end of the firmware blob. A truncated record can therefore make...

CVE-2026-80709

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: Fix wrong domain value verification with EP11 CPRBs There is a wrong upper limit check for the domain value when an EP11 CPRB is processed for sending to a crypto card. This check is only active on custom device node...

CVE-2026-80702

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: fix guestmemorydirty bitfield clobbered as size Two sites in vmwgfxresource.c assign boolean literals to res-guestmemorysize, which is an unsigned long allocation-size field; the intended target is the adjacent...

CVE-2026-80700

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: validate external BO copy bounds for both stride paths vmwexternalbocopy trusts caller-supplied offsets, strides, and heights and operates on imported dma-buf vmaps: - The equal-stride memcpy bound was clamped after...

AZL-98051 CVE-2026-80702 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: fix guestmemorydirty bitfield clobbered as size Two sites in vmwgfxresource.c assign boolean literals to res-guestmemorysize, which is an unsigned long allocation-size field; the intended target is the adjacent...

CVE-2026-80696

In the Linux kernel, the following vulnerability has been resolved: hwmon: ltc4282 Fix reading the minimum alarm voltage Coverity reports an out-of-bounds access when reading the minimum alarm voltage for the VGPIO channel. Add the missing return statement to fix the problem...

CVE-2026-80693

In the Linux kernel, the following vulnerability has been resolved: idpf: bound interrupt-vector register fill to the allocated array idpfgetregintrvecs fills the caller-allocated regvals array from the VIRTCHNL2OPALLOCVECTORS reply in adapter-reqvecchunks, bounding its inner loop only by the...

CVE-2026-80685

In the Linux kernel, the following vulnerability has been resolved: mm/util: don't read page2 for order-1 folios in snapshotpage snapshotpage currently reads page2 after checking nrpages 1, but it should only do so when nrpages 2. If an order-1 folio is allocated at the end of a vmemmap section,...