Linux Distros Unpatched Vulnerability : CVE-2026-63973

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: mana: Add NULL guards in teardown path to prevent panic on attach failure When queue allocation fails partway through, the error cleanup frees and NULLs...

CVE-2026-64121

In the Linux kernel, the following vulnerability has been resolved: net: ifb: report ethtool stats over numtxqueues ifbdevinit allocates dp-txprivate to dev-numtxqueues entries via kzallocobjstxp, dev-numtxqueues. Both IFB per-queue RX and TX stats live in those entries: ifbxmit updates txp-rxsta...

CVE-2026-63973 net: mana: Add NULL guards in teardown path to prevent panic on attach failure

In the Linux kernel, the following vulnerability has been resolved: net: mana: Add NULL guards in teardown path to prevent panic on attach failure When queue allocation fails partway through, the error cleanup frees and NULLs apc-txqp and apc-rxqs. Multiple teardown paths such as manaremove,...

EUVD-2026-45746

In the Linux kernel, the following vulnerability has been resolved: net: mana: Add NULL guards in teardown path to prevent panic on attach failure When queue allocation fails partway through, the error cleanup frees and NULLs apc-txqp and apc-rxqs. Multiple teardown paths such as manaremove,...

PT-2026-61176

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the airoha qdma cleanup tx queue function where DMA TX descriptors were not being reset. This mirrors a similar issue found in airoha qdma cleanup rx queue...

PT-2026-61137

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the rtw88 USB driver, memory leaks occur when the rtw usb write port function fails to submit a USB Request Block URB, such as during device disconnects or memory pressure ENOMEM...

SUSE CVE-2026-53087

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix leaking freebds While reclaiming the tx queue we fast forward the write pointer to drop any data in flight. These dropped frames are not added back to the pool of free bds. We also need to tell the netdev that ...

CVE-2026-53299

In the Linux kernel, the following vulnerability has been resolved: net: airoha: Move ndesc initialization at end of airohaqdmainittx If queue entry list allocation fails in airohaqdmainittxqueue routine, airohaqdmacleanuptxqueue will trigger a NULL pointer dereference accessing the queue entry...

UBUNTU-CVE-2026-53299

In the Linux kernel, the following vulnerability has been resolved: net: airoha: Move ndesc initialization at end of airohaqdmainittx If queue entry list allocation fails in airohaqdmainittxqueue routine, airohaqdmacleanuptxqueue will trigger a NULL pointer dereference accessing the queue entry...

CVE-2026-53299

In the Linux kernel, the following vulnerability has been resolved: net: airoha: Move ndesc initialization at end of airohaqdmainittx If queue entry list allocation fails in airohaqdmainittxqueue routine, airohaqdmacleanuptxqueue will trigger a NULL pointer dereference accessing the queue entry...

CVE-2026-53087

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix leaking freebds While reclaiming the tx queue we fast forward the write pointer to drop any data in flight. These dropped frames are not added back to the pool of free bds. We also need to tell the netdev that ...

EUVD-2026-38955

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix leaking freebds While reclaiming the tx queue we fast forward the write pointer to drop any data in flight. These dropped frames are not added back to the pool of free bds. We also need to tell the netdev that ...

CVE-2026-53087 net: bcmgenet: fix leaking free_bds

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix leaking freebds While reclaiming the tx queue we fast forward the write pointer to drop any data in flight. These dropped frames are not added back to the pool of free bds. We also need to tell the netdev that ...

CVE-2026-53087

Summary: CVE-2026-53087 affects the Linux kernel bcmgenet network driver. When reclaiming the transmit queue, the driver advances the write pointer to drop in-flight data but fails to return the dropped frames to the pool of free buffer descriptors (bds), causing a resource leak. This can lead to...

PT-2026-51981

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the bcmgenet network driver where free bds buffer descriptors are leaked. During the reclamation of the tx queue, the write pointer is fast-forwarded to drop data in...

Astra Linux – Vulnerability in Qemu

An integer overflow issue was identified in the vmxnet3 NIC emulator of QEMU for versions up to v5.2.0. This issue can occur if a guest provides invalid values for the rx/tx queue size or other NIC parameters. A privileged guest user may exploit this flaw to crash the QEMU process on the host,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sfc: Fixed the null pointer dereference in efxhardstartxmit. Trying to access the channel through the txqueue variable is incorrect because we can only be in this situation if txqueue is NULL. Therefore, we should not dereference...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ICE: xsk: prohibit usage of non-balanced queue ID Fix the following scenario: 1. ethtool -L $IFACE rx 8 tx 96 2. xdpsock -q 10 -t -z The above refers to a situation where a user wants to attach an XSK socket in txonly mode at a...

CVE-2026-43180

A flaw was found in the Linux kernel's kaweth USB network driver. The kawethsetrxmode function incorrectly manipulates the transmit TX queue, allowing it to be re-enabled while a USB Request Block URB is still active. This can result in the same URB being submitted twice, leading to a kernel...

CVE-2026-43180

The CVE-2026-43180 issue affects the Linux kernel kaweth USB Ethernet driver. The function kaweth_set_rx_mode() improperly manipulates the TX queue by calling netif_stop_queue() followed by netif_wake_queue(), which can wake the TX queue while a tx_urb is still in flight, causing a double usb_sub...