Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dmaunmapsg nents The dmaunmapsg functions should be called with the same nents as the dmamapsg, not with the value returned by the map function...

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,...

CVE-2026-23390 tracing/dma: Cap dma_map_sg tracepoint arrays to prevent buffer overflow

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,...

CVE-2026-23390

CVE-2026-23390 : In the Linux kernel, the tracing/dma subsystem fixes a potential perf buffer overflow in the dma_map_sg tracepoint when handling large scatter-gather lists (e.g., large DRM buffers). The patch caps the three dynamic arrays at 128 entries using min() to prevent excessive allocatio...

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,...

Linux Distros Unpatched Vulnerability : CVE-2026-23390

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tracing/dma: Cap dmamapsg tracepoint arrays to prevent buffer overflow The dmamapsg tracepoint can trigger a perf buffer overflow when tracing large...

CVE-2026-23093

In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dmaunmapsg nents The dmaunmapsg functions should be called with the same nents as the dmamapsg, not the value the map function returned...

UBUNTU-CVE-2026-23093

In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dmaunmapsg nents The dmaunmapsg functions should be called with the same nents as the dmamapsg, not the value the map function returned...

EUVD-2026-5449

In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dmaunmapsg nents The dmaunmapsg functions should be called with the same nents as the dmamapsg, not the value the map function returned...

CVE-2026-23093

Summary (CVE-2026-23093) : In the Linux kernel, the ksmbd: smbd DMA unmapping path uses dma_unmap_sg() with a different number of entries than dma_map_sg(), which is the root cause of the vulnerability. The fix ensures dma_unmap_sg() is called with the same nents as dma_map_sg(). According to the...

CVE-2026-23093

In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dmaunmapsg nents The dmaunmapsg functions should be called with the same nents as the dmamapsg, not the value the map function returned...

PT-2026-27755

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel tracing subsystem contains a flaw in the dma map sg tracepoint. When tracing large scatter-gather lists, the tracepoint can trigger a buffer overflow due to exceeding th...

PT-2026-6163

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description A flaw exists in the Linux kernel's ksmd and smbd components related to the dma unmap sg function. The issue arises because dma unmap sg is called with an incorrect number of segments,...

Linux Distros Unpatched Vulnerability : CVE-2025-38300

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - crypto: sun8i-ce-cipher - fix error handling in sun8icecipherprepare Fix two DMA cleanup issues on the error path in sun8icecipherprepare: 1 If dmamapsg fails f...

SUSE CVE-2023-52687

In the Linux kernel, the following vulnerability has been resolved: crypto: safexcel - Add error handling for dmamapsg calls Macro dmamapsg may return 0 on error. This patch enables checks in case of the macro failure and ensures unmapping of previously mapped buffers with dmaunmapsg. Found by...

DEBIAN-CVE-2023-52687

In the Linux kernel, the following vulnerability has been resolved: crypto: safexcel - Add error handling for dmamapsg calls Macro dmamapsg may return 0 on error. This patch enables checks in case of the macro failure and ensures unmapping of previously mapped buffers with dmaunmapsg. Found by...

SUSE CVE-2024-26787

In the Linux kernel, the following vulnerability has been resolved: mmc: mmci: stm32: fix DMA API overlapping mappings warning Turning on CONFIGDMAAPIDEBUGSG results in the following warning: DMA-API: mmci-pl18x 48220000.mmc: cacheline tracking EEXIST, overlapping mappings aren't supported WARNIN...