Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbedit: fix divide-by-zero in tcfskbedithash Commit 38a6f0865796 “net: sched: support hash selecting tx queue” added support for SKBEDITFTXQSKBHASH. The inclusive range size is computed as follows: mappingmod =...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: ioam6: fix OOB and missing lock issues When trace-type.bit6 is set: if trace-type.bit6 ... queue = skbgettxqueuedev, skb; qdisc = rcudereferencequeue-qdisc; This code can lead to an out-of-bounds access of the dev-tx array...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: igb: The napisynchronize function was removed from igbdown. When an AFXDP zero-copy application terminates abruptly e.g., using kill -9, the XSK buffer pool is destroyed, but NAPI polling continues. The igbcleanrxirqzc functio...

SUSE CVE-2026-43083

In the Linux kernel, the following vulnerability has been resolved: net: ioam6: fix OOB and missing lock When trace-type.bit6 is set: if trace-type.bit6 ... queue = skbgettxqueuedev, skb; qdisc = rcudereferencequeue-qdisc; This code can lead to an out-of-bounds access of the dev-tx array when...

EUVD-2026-27576

In the Linux kernel, the following vulnerability has been resolved: net: ioam6: fix OOB and missing lock When trace-type.bit6 is set: if trace-type.bit6 ... queue = skbgettxqueuedev, skb; qdisc = rcudereferencequeue-qdisc; This code can lead to an out-of-bounds access of the dev-tx array when...

CVE-2026-43238

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbedit: fix divide-by-zero in tcfskbedithash Commit 38a6f0865796 "net: sched: support hash selecting tx queue" added SKBEDITFTXQSKBHASH support. The inclusive range size is computed as: mappingmod = queuemappingmax...

CVE-2026-43238 net/sched: act_skbedit: fix divide-by-zero in tcf_skbedit_hash()

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbedit: fix divide-by-zero in tcfskbedithash Commit 38a6f0865796 "net: sched: support hash selecting tx queue" added SKBEDITFTXQSKBHASH support. The inclusive range size is computed as: mappingmod = queuemappingmax...

CVE-2026-43238

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbedit: fix divide-by-zero in tcfskbedithash Commit 38a6f0865796 "net: sched: support hash selecting tx queue" added SKBEDITFTXQSKBHASH support. The inclusive range size is computed as: mappingmod = queuemappingmax...

CVE-2026-43238 net/sched: act_skbedit: fix divide-by-zero in tcf_skbedit_hash()

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbedit: fix divide-by-zero in tcfskbedithash Commit 38a6f0865796 "net: sched: support hash selecting tx queue" added SKBEDITFTXQSKBHASH support. The inclusive range size is computed as: mappingmod = queuemappingmax...

CVE-2026-43083

In the Linux kernel, the following vulnerability has been resolved: net: ioam6: fix OOB and missing lock When trace-type.bit6 is set: if trace-type.bit6 ... queue = skbgettxqueuedev, skb; qdisc = rcudereferencequeue-qdisc; This code can lead to an out-of-bounds access of the dev-tx array when...

CVE-2026-43083

The CVE pertains to Linux kernel ioam6: a fix for an out-of-bounds access in skb_get_tx_queue when is_input is true, caused by a RX->TX queue-mapping mismatch (ingress device having more RX queues than egress TX queues). The issue could access dev->_tx[] beyond its bounds. A lock around qdi...

PT-2026-37578

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A divide-by-zero flaw exists in the tcf skbedit hash function. This occurs when the requested range covers all possible u16 queue IDs for example, queue mapping is 0 and queue mapping ma...

CVE-2026-31691 igb: remove napi_synchronize() in igb_down()

In the Linux kernel, the following vulnerability has been resolved: igb: remove napisynchronize in igbdown When an AFXDP zero-copy application terminates abruptly e.g., kill -9, the XSK buffer pool is destroyed but NAPI polling continues. igbcleanrxirqzc repeatedly returns the full budget,...

CVE-2022-50530

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix null pointer dereference in blkmqclearrqmapping Our syzkaller report a null pointer dereference, root cause is following: blkmqallocmapandrqs set-tagshctxidx = blkmqallocmapandrqs blkmqallocmapandrqs blkmqallocrqs //...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986787)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986787 advisory. In the Linux kernel, the following vulnerability has been resolved: ice: fix vsi-txqmap sizing The approach of having XDP queue per CPU regardless of user's setting...

CVE-2024-50135 nvme-pci: fix race condition between reset and nvme_dev_disable()

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fix race condition between reset and nvmedevdisable nvmedevdisable modifies the dev-onlinequeues field, therefore nvmepciupdatenrqueues should avoid racing against it, otherwise we could end up passing invalid values to...

CVE-2024-50081

In the Linux kernel, the following vulnerability has been resolved: blk-mq: setup queue -tagset before initializing hctx Commit 7b815817aa58 "blk-mq: add helper for checking if one CPU is mapped to specified hctx" needs to check queue mapping via tag set in hctx's cpuhp handler. However, q-tagset...

UBUNTU-CVE-2024-50081

In the Linux kernel, the following vulnerability has been resolved: blk-mq: setup queue -tagset before initializing hctx Commit 7b815817aa58 "blk-mq: add helper for checking if one CPU is mapped to specified hctx" needs to check queue mapping via tag set in hctx's cpuhp handler. However, q-tagset...

kernel: wifi: mac80211: fix queue selection for mesh/OCB interfaces

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix queue selection for mesh/OCB interfaces When using iTXQ, the code assumes that there is only one vif queue for broadcast packets, using the BE queue. Allowing non-BE queue marking violates that assumption and...