EUVD-2026-59444

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix undefined shift of user RQ WQE size setrqsize computes the RQ WQE size as "1 rqwqeshift" based on the user-provided rqwqeshift, which is only checked to be greater than 32, so shifts of 32 are still accepted. A shi...

CVE-2026-74297 RDMA/mlx5: Fix undefined shift of user RQ WQE size

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix undefined shift of user RQ WQE size setrqsize computes the RQ WQE size as "1 rqwqeshift" based on the user-provided rqwqeshift, which is only checked to be greater than 32, so shifts of 32 are still accepted. A shi...

CVE-2026-74297

The CVE-2026-74297 entry details a Linux kernel vulnerability in the RDMA/mlx5 path relating to RQ WQE size calculation. The flaw arises in set_rq_size(), which computes the RQ WQE size as 1 < 32; shifts of 32 are accepted and a shift of 31 can overflow a signed integer, causing undefined beha...

CVE-2026-74296 RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one Free the UAR index returned by the hardware...

EUVD-2026-59443

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one Free the UAR index returned by the hardware...

CVE-2026-74296

CVE-2026-74296 – Linux kernel RDMA/mlx5 UAR index handling : The affected component is the Linux kernel with the RDMA/mlx5 driver. The described issue is a change in resource management: freeing the UAR index that is provided by hardware rather than the software-supplied index. The impact is reco...

CVE-2026-74296 RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one Free the UAR index returned by the hardware...

CVE-2026-72345 net/mlx5: LAG, Fix off-by-one in single-FDB error rollback

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: LAG, Fix off-by-one in single-FDB error rollback On failure at index i, the reverse cleanup loop in mlx5lagcreatesinglefdb starts from i, so the failed index itself is rolled back. That can operate on uninitialized stat...

CVE-2026-72345 net/mlx5: LAG, Fix off-by-one in single-FDB error rollback

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: LAG, Fix off-by-one in single-FDB error rollback On failure at index i, the reverse cleanup loop in mlx5lagcreatesinglefdb starts from i, so the failed index itself is rolled back. That can operate on uninitialized stat...

CVE-2026-72345

CVE-2026-72345 affects the Linux kernel mlx5 LAG handling. The vulnerability arises in the single-FDB error rollback: on failure at index i, the reverse cleanup loop in mlx5_lag_create_single_fdb() starts from i, risking rollback of the failed index or double-tearing down a rule already self-roll...

EUVD-2026-59244

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: LAG, Fix off-by-one in single-FDB error rollback On failure at index i, the reverse cleanup loop in mlx5lagcreatesinglefdb starts from i, so the failed index itself is rolled back. That can operate on uninitialized stat...

EUVD-2026-59243

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, skip peer flow cleanup when LAG seq is unavailable mlx5laggetdevseq will return error when the peer isn't in the LAG or when no device is marked as master. Result bad memory access and kernel crash1. Hence, skip th...

CVE-2026-72344 net/mlx5e: TC, skip peer flow cleanup when LAG seq is unavailable

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, skip peer flow cleanup when LAG seq is unavailable mlx5laggetdevseq will return error when the peer isn't in the LAG or when no device is marked as master. Result bad memory access and kernel crash1. Hence, skip th...

EUVD-2026-59242

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix HV VHCA stats zero-sized buffer allocation mlx5ehvvhcastatscreate is called from mlx5enicenable, before mlx5eopen. At that point priv-statsnch is still zero, because it is only ever incremented in...

EUVD-2026-59241

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix HV VHCA stats agent registration race mlx5ehvvhcastatscreate registers the stats agent through mlx5hvvhcaagentcreate. The helper publishes the agent in hvvhca-agentstype under agentslock and immediately schedules a...

CVE-2026-72032 net/mlx5: HWS, fix matcher leak on resize target setup failure

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, fix matcher leak on resize target setup failure hwsbwcmatchermove allocates a replacement matcher before setting it as the resize target. If mlx5hwsmatcherresizesettarget fails, the replacement matcher is not...

EUVD-2026-58990

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, fix matcher leak on resize target setup failure hwsbwcmatchermove allocates a replacement matcher before setting it as the resize target. If mlx5hwsmatcherresizesettarget fails, the replacement matcher is not...

CVE-2026-72032 net/mlx5: HWS, fix matcher leak on resize target setup failure

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, fix matcher leak on resize target setup failure hwsbwcmatchermove allocates a replacement matcher before setting it as the resize target. If mlx5hwsmatcherresizesettarget fails, the replacement matcher is not...

CVE-2026-72032

CVE-2026-72032 affects the Linux kernel’s net/mlx5 HWS path. In hws_bwc_matcher_move(), a replacement matcher is allocated before resize target is set; if mlx5hws_matcher_resize_set_target() fails, the replacement is not attached and leaks. The fix destroys the replacement matcher on the resize-t...

CVE-2026-72006

The CVE-2026-72006 entry relates to the Linux kernel (net/mlx5) where the backing mlx5_st_idx_data was not freed on final deallocation, causing a memory leak in workloads that repeatedly allocate/release mkeys with TPH steering-tag hints. The root cause is that mlx5_st_dealloc_index() erases the ...