CVE-2026-23343

In the Linux kernel, the following vulnerability has been resolved: xdp: produce a warning when calculated tailroom is negative Many ethernet drivers report xdp Rx queue frag size as being the same as DMA write size. However, the only user of this field, namely bpfxdpfragsincreasetail, clearly...

UBUNTU-CVE-2026-23343

In the Linux kernel, the following vulnerability has been resolved: xdp: produce a warning when calculated tailroom is negative Many ethernet drivers report xdp Rx queue frag size as being the same as DMA write size. However, the only user of this field, namely bpfxdpfragsincreasetail, clearly...

UBUNTU-CVE-2026-23386

In the Linux kernel, the following vulnerability has been resolved: gve: fix incorrect buffer cleanup in gvetxcleanpendingpackets for QPL In DQ-QPL mode, gvetxcleanpendingpackets incorrectly uses the RDA buffer cleanup path. It iterates numbufs times and attempts to unmap entries in the dma array...

UBUNTU-CVE-2026-23390

In the Linux kernel, the following vulnerability has been resolved: tracing/dma: Cap dmamapsg tracepoint arrays to prevent buffer overflow The dmamapsg tracepoint can trigger a perf buffer overflow when tracing large scatter-gather lists. With devices like virtio-gpu creating large DRM buffers,...

UBUNTU-CVE-2026-23335

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix kernel stack leak in irdmacreateuserah struct irdmacreateahresp // 8 bytes, no padding u32 ahid; // offset 0 - SET uresp.ahid = ah-scah.ahinfo.ahidx u8 rsvd4; // offset 4 - NEVER SET - LEAK ; rsvd4: 4 bytes of sta...

CVE-2026-23386

In the Linux kernel, the following vulnerability has been resolved: gve: fix incorrect buffer cleanup in gvetxcleanpendingpackets for QPL In DQ-QPL mode, gvetxcleanpendingpackets incorrectly uses the RDA buffer cleanup path. It iterates numbufs times and attempts to unmap entries in the dma array...

CVE-2026-23384

In the Linux kernel, the following vulnerability has been resolved: RDMA/ionic: Fix kernel stack leak in ioniccreatecq struct ioniccqresp resp u32 cqid2; // offset 0 - PARTIALLY SET see below u8 udmamask; // offset 8 - SET resp.udmamask = vcq-udmamask u8 rsvd7; // offset 9 - NEVER SET udmamask &...

CVE-2026-23361 PCI: dwc: ep: Flush MSI-X write before unmapping its ATU entry

In the Linux kernel, the following vulnerability has been resolved: PCI: dwc: ep: Flush MSI-X write before unmapping its ATU entry Endpoint drivers use dwpcieepraisemsixirq to raise an MSI-X interrupt to the host using a writel, which generates a PCI posted write transaction. There's no completio...

CVE-2026-23346 arm64: io: Extract user memory type in ioremap_prot()

In the Linux kernel, the following vulnerability has been resolved: arm64: io: Extract user memory type in ioremapprot The only caller of ioremapprot outside of the generic ioremap implementation is genericaccessphys, which passes a 'pgprott' value determined from the user mapping of the target...

CVE-2026-23343 xdp: produce a warning when calculated tailroom is negative

In the Linux kernel, the following vulnerability has been resolved: xdp: produce a warning when calculated tailroom is negative Many ethernet drivers report xdp Rx queue frag size as being the same as DMA write size. However, the only user of this field, namely bpfxdpfragsincreasetail, clearly...

CVE-2026-23335

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix kernel stack leak in irdmacreateuserah struct irdmacreateahresp // 8 bytes, no padding u32 ahid; // offset 0 - SET uresp.ahid = ah-scah.ahinfo.ahidx u8 rsvd4; // offset 4 - NEVER SET - LEAK ; rsvd4: 4 bytes of...

kernel: Linux kernel: RDMA/rxe use-after-free vulnerability leading to potential arbitrary code execution

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA subsystem, specifically within the rxe component. This use-after-free vulnerability occurs in the rxecreatecq function. When the rxecqfrominit function fails, the subsequent call to rxecleanup attempts to free memory resource...

kernel: Linux kernel: RDMA/rxe use-after-free vulnerability leading to potential arbitrary code execution

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA subsystem, specifically within the rxe component. This use-after-free vulnerability occurs in the rxecreatecq function. When the rxecqfrominit function fails, the subsequent call to rxecleanup attempts to free memory resource...

kernel: RDMA/rxe: Fix incomplete state save in rxe_requester

An incorrect state restoration flaw was found in the Linux kernel's RDMA rxe soft-RoCE driver in the requester packet transmission logic. A local user with access to RDMA devices can trigger this issue when network layer packet drops occur during RDMA send operations, causing the work queue eleme...

PT-2026-27749

In the Linux kernel, the following vulnerability has been resolved: RDMA/ionic: Fix kernel stack leak in ionic create cq struct ionic cq resp resp u32 cqid2; // offset 0 - PARTIALLY SET see below u8 udma mask; // offset 8 - SET resp.udma mask = vcq-udma mask u8 rsvd7; // offset 9 - NEVER SET udma...

Apple Xcode 安全漏洞

Apple Xcode is an integrated development environment provided by the American company Apple for developers. It is primarily used for developing applications for Mac OS X and iOS platforms. Versions of Apple Xcode prior to 26.4 contained a security vulnerability caused by excessive memory access,...

RHEL 8 : kernel (RHSA-2026:5821)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:5821 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: RDMA/rxe...

The vulnerability of the ice_reset VF() function in the drivers/net/ethernet/intel/ice/ice VF_lib.c file of the Linux kernel’s Ethernet network adapter support module allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the icereset VF function in the drivers/net/ethernet/intel/ice/ice VFlib.c file of the Linux kernel’s Ethernet adapter driver relates to the occurrence of operations outside the buffer in memory. Exploiting this vulnerability could allow an attacker to compromise the...

Linux Distros Unpatched Vulnerability : CVE-2026-23346

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - arm64: io: Extract user memory type in ioremapprot The only caller of ioremapprot outside of the generic ioremap implementation is genericaccessphys, which pass...

IBM Concert 安全漏洞

IBM Concert is IBM's collaborative application lifecycle management platform. An information disclosure vulnerability exists in IBM Concert that stems from the program failing to properly clear buffer resources. An attacker could exploit the vulnerability to access sensitive information in memory...