CVE-2026-80884

A flaw was found in the Linux kernel's NTB Non-Transparent Bridge module. This vulnerability arises from the incorrect handling of Direct Memory Access DMA addresses during memory deallocation. The DMA API requires that the dmafreeattrs function receives the exact dmahandle originally provided by...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ntbhwswitchtec: Fixed a out-of-bounds situation in switchtecntbmwsettrans. There is a kernel API called ntbmwcleartrans, which passes 0 to both addr and size. This would cause xlatepos to become negative. 23.734156 switchtec...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PCI: Endpoint: pci-epf-vntb: Remove duplicate resource teardown The epfntbepcdestroy function duplicates the teardown that the caller is supposed to perform later. This leads to an error when .allowlink fails, or when .droplink i...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NTB: Fixed a possible name leak in ntbregisterdevice. If deviceregister fails in ntbregisterdevice, the device name allocated by devsetname should be freed. According to the comment in deviceregister, callers should use putdevice...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: ntbnetdev: Use devkfreeskbany in interrupt context The TX/RX callback handlers ntbnetdevtxhandler, ntbnetdevrxhandler can be invoked in interrupt context via the DMA framework after the respective DMA operations have completed...

Linux Distros Unpatched Vulnerability : CVE-2026-98236

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: wwan: mhiwwanmbim: check skbcopybits return value mhimbimrx ignores the return value of skbcopybits when it copies each datagram out of the NTB. The datagr...

Linux Distros Unpatched Vulnerability : CVE-2026-80987

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NTB: ntbtransport: Reject oversized TX buffers ntbprocesstx handles an oversized buffer by calling txhandler with a NULL data pointer and returning success...

Linux Distros Unpatched Vulnerability : CVE-2026-80988

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NTB: ntbtransport: Fail TX enqueue when the QP link is down Commit f195a1a6fe41 ntb: Drop packets when qp link is down meant to make ntbtransporttxenqueue drop...

CVE-2026-80988

A flaw was found in the Linux kernel's Non-Transparent Bridge NTB transport module. When the NTB transport attempts to transmit packets while the Queue Pair QP link is down, the system incorrectly reports a successful transmission without properly consuming the packet. This oversight leads to a...

CVE-2026-80987

A flaw was found in the Linux kernel's Non-Transparent Bridge NTB transport module. When processing oversized transmit TX buffers, the system fails to properly free the allocated memory, leading to a memory leak. This continuous leakage of memory could eventually exhaust system resources, resulti...

AZL-100880 CVE-2026-80987 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Reject oversized TX buffers ntbprocesstx handles an oversized buffer by calling txhandler with a NULL data pointer and returning success. ntbnetdev therefore neither frees the skb in its completion callback nor...

DEBIAN-CVE-2026-80987

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Reject oversized TX buffers ntbprocesstx handles an oversized buffer by calling txhandler with a NULL data pointer and returning success. ntbnetdev therefore neither frees the skb in its completion callback nor...

DEBIAN-CVE-2026-80988

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Fail TX enqueue when the QP link is down Commit f195a1a6fe41 "ntb: Drop packets when qp link is down" meant to make ntbtransporttxenqueue drop packets submitted while the QP link is down, but it only returns 0...

CVE-2026-80988

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Fail TX enqueue when the QP link is down Commit f195a1a6fe41 "ntb: Drop packets when qp link is down" meant to make ntbtransporttxenqueue drop packets submitted while the QP link is down, but it only returns 0...

CVE-2026-80987

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Reject oversized TX buffers ntbprocesstx handles an oversized buffer by calling txhandler with a NULL data pointer and returning success. ntbnetdev therefore neither frees the skb in its completion callback nor...

UBUNTU-CVE-2026-80987

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Reject oversized TX buffers ntbprocesstx handles an oversized buffer by calling txhandler with a NULL data pointer and returning success. ntbnetdev therefore neither frees the skb in its completion callback nor...

UBUNTU-CVE-2026-80988

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Fail TX enqueue when the QP link is down Commit f195a1a6fe41 "ntb: Drop packets when qp link is down" meant to make ntbtransporttxenqueue drop packets submitted while the QP link is down, but it only returns 0...

CVE-2026-80988

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Fail TX enqueue when the QP link is down Commit f195a1a6fe41 "ntb: Drop packets when qp link is down" meant to make ntbtransporttxenqueue drop packets submitted while the QP link is down, but it only returns 0...

CVE-2026-80988

This vulnerability affects the Linux kernel NTB (Non-Transparent Bridge) transport layer. The root cause is in ntb_transport_tx_enqueue(): when the QP link is down, the function returned 0 (indicating success) without consuming the submitted packet. Because the caller (ntb_netdev) treats a zero r...

CVE-2026-80988 NTB: ntb_transport: Fail TX enqueue when the QP link is down

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Fail TX enqueue when the QP link is down Commit f195a1a6fe41 "ntb: Drop packets when qp link is down" meant to make ntbtransporttxenqueue drop packets submitted while the QP link is down, but it only returns 0...