CVE-2026-80880

A flaw was found in the Linux kernel's IB/mlx5 component. Improper handling of implicit On-Demand Paging ODP memory registration reregmr and interactions with child memory keys can lead to a race condition. This occurs because changes to a parent memory key necessitate a complete rebuild, and...

Linux Distros Unpatched Vulnerability : CVE-2026-80880

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP reregmr Due to all the child mkeys in the implicit OD...

SUSE CVE-2026-80880

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP reregmr Due to all the child mkeys in the implicit ODP configuration we cannot change anything in place for the parent mkey. Instead the whole thing needs to be rebuilt if any change is...

CVE-2026-80880

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP reregmr Due to all the child mkeys in the implicit ODP configuration we cannot change anything in place for the parent mkey. Instead the whole thing needs to be rebuilt if any change is...

CVE-2026-80880 IB/mlx5: Properly support implicit ODP rereg_mr

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP reregmr Due to all the child mkeys in the implicit ODP configuration we cannot change anything in place for the parent mkey. Instead the whole thing needs to be rebuilt if any change is...

CVE-2026-80880

CVE-2026-80880 affects the IB/mlx5 InfiniBand driver in the Linux kernel. The vulnerability stems from improper handling of implicit ODP (On-Demand Paging) rereg_mr : due to child mkeys in the implicit ODP configuration, the parent mkey could not be modified in place and required a full rebuild. ...

CVE-2026-80880 IB/mlx5: Properly support implicit ODP rereg_mr

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP reregmr Due to all the child mkeys in the implicit ODP configuration we cannot change anything in place for the parent mkey. Instead the whole thing needs to be rebuilt if any change is...

EUVD-2026-71510

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP reregmr Due to all the child mkeys in the implicit ODP configuration we cannot change anything in place for the parent mkey. Instead the whole thing needs to be rebuilt if any change is...

CVE-2026-80880: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP reregmr Due to all the child mkeys in the implicit ODP configuration we cannot change anything in place for the parent mkey. Instead the whole thing needs to be rebuilt if any change is...

PT-2026-85799

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the IB/mlx5 component regarding implicit On-Demand Paging ODP handling. In implicit ODP configurations, the presence of child mkeys prevents in-place changes to the...

CVE-2026-80880: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP reregmr Due to all the child mkeys in the implicit ODP configuration we cannot change anything in place for the parent mkey. Instead the whole thing needs to be rebuilt if any change is...

UBUNTU-CVE-2026-74397

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Fix transport-domain rollback and initialize lb mutex earlier mlx5iballoctransportdomain allocates a transport domain and then may fail in mlx5ibenablelb. In that case, the allocated TD is leaked. Fix this by deallocatin...

CVE-2026-74397

CVE-2026-74397 affects the Linux kernel mlx5 driver (IB/mlx5). The issue arises in mlx5_ib_alloc_transport_domain() which can leak a transport domain if mlx5_ib_enable_lb() fails; a fix deallocates the TD on error, returns 0 explicitly in the no-loopback-capability success branch, and moves dev-&...

CVE-2026-74397 IB/mlx5: Fix transport-domain rollback and initialize lb mutex earlier

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Fix transport-domain rollback and initialize lb mutex earlier mlx5iballoctransportdomain allocates a transport domain and then may fail in mlx5ibenablelb. In that case, the allocated TD is leaked. Fix this by deallocatin...

CVE-2026-74397: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Fix transport-domain rollback and initialize lb mutex earlier mlx5iballoctransportdomain allocates a transport domain and then may fail in mlx5ibenablelb. In that case, the allocated TD is leaked. Fix this by deallocatin...

CVE-2025-38373: Improper Locking

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Fix potential deadlock in MR deregistration The issue arises when kzalloc is invoked while holding umemmutex or any other lock acquired under umemmutex. This is problematic because kzalloc can trigger fsreclaimaqcuire,...

CVE-2024-47694: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Fix UMR pd cleanup on error flow of driver init The cited commit moves the pd allocation from function mlx5rumrresourcecleanup to a new function mlx5rumrcleanup. So the fix in commit 1 is broken. In error flow, will hit...

CVE-2021-47261

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Fix initializing CQ fragments buffer The function initcqfragbuf can be called to initialize the current CQ fragments buffer cq-buf, or the temporary cq-resizebuf that is filled during CQ resize operation. However, the...

CVE-2023-52851 IB/mlx5: Fix init stage error handling to avoid double free of same QP and UAF

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Fix init stage error handling to avoid double free of same QP and UAF In the unlikely event that workqueue allocation fails and returns NULL in mlx5mkeycacheinit, delete the call to mlx5rumrresourcecleanup which frees th...

CVE-2023-52851 IB/mlx5: Fix init stage error handling to avoid double free of same QP and UAF

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Fix init stage error handling to avoid double free of same QP and UAF In the unlikely event that workqueue allocation fails and returns NULL in mlx5mkeycacheinit, delete the call to mlx5rumrresourcecleanup which frees th...