UBUNTU-CVE-2026-72230

In the Linux kernel, the following vulnerability has been resolved: batman-adv: frag: free unfragmentable packet The caller of batadvfragsendpacket assume that the skb provided to the function are always consumed. But the pre-check for an empty payload or the zero fragment size returned an error...

CVE-2026-72224

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Free arenas on bttinit error paths The arenas allocated by discoverarenas or createarenas are not freed on some error paths in bttinit. This leaks memory when BTT initialization fails. Call freearenas from the affecte...

CVE-2026-72155

In the Linux kernel, the following vulnerability has been resolved: mtd: spi-nor: swp: Improve locking user experience In the case of the first block being locked or the few first blocks, if the user want to fully unlock the device it has two possibilities: - either it asks to unlock the entire...

CVE-2026-72137

In the Linux kernel, the following vulnerability has been resolved: xfrm: natkeepalive: avoid double free on send error natkeepalivesend frees the keepalive skb whenever the IPv4 or IPv6 send helper reports an error. That cleanup is only correct before the skb is handed to the output path. Once...

CVE-2026-72144

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-laptop: fix missing cleanups in init error path dellinit initializes several resources after dellsetuprfkill, including the optional touchpad LED, keyboard backlight LED, battery hook, debugfs directory and...

CVE-2026-72026

In the Linux kernel, the following vulnerability has been resolved: irqchip/irq-riscv-imsic-early: Fix fwnode leak on state setup failure imsicearlyacpiinit allocates a firmware node before setting up the IMSIC state. If imsicsetupstate fails, the function returns without freeing the allocated...

CVE-2026-72087

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix memory leak in lpfcsli4driverresourcesetup The memory allocated for mboxq using mempoolalloc is not freed in some of the early exit error paths. Fix that by moving the mempoolfree call to an earlier point after la...

CVE-2026-72212

In the Linux kernel, the following vulnerability has been resolved: mm/memoryhotplug: fix incorrect altmap passing in error path In createaltmapsandmemoryblocks, when archaddmemory succeeds with memmaponmemory enabled, the vmemmap pages are allocated from params.altmap. If creatememoryblockdevice...

UBUNTU-CVE-2026-72138

In the Linux kernel, the following vulnerability has been resolved: xen/gntdev: fix error handling in ioctl When gntdevioctlmapgrantref fails to copy the operation result back to userspace after successfully adding the mapping to the list, the error path returns -EFAULT without releasing the...

UBUNTU-CVE-2026-72040

In the Linux kernel, the following vulnerability has been resolved: ipmi: fix refcount leak in iipmirequest When a caller provides a suppliedrecv message to iipmirequest, the function increments the user's nrmsgs reference count. If an error occurs later, the outerr cleanup path only frees the...

CVE-2026-72050

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: Free BPID bitmap on setup failure nixsetupbpids allocates bp-bpids with rvuallocbitmap, which uses a plain kcalloc. If any of the following devmkcalloc allocations for the BPID mapping arrays fails, the function...

CVE-2026-68477

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix more places with wrong ipv6 transport offsets Sashiko reports for more incorrect IPv6 transport offsets. The app code for TCP was assuming IPv4 network header even after the ipvsh argument was provided. This can cause...

CVE-2026-68463

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-esdhc-imx: use pmruntimeresumeandget in suspend Replace pmruntimegetsync with pmruntimeresumeandget to simplify error handling. pmruntimeresumeandget automatically drops the usage counter on failure, avoiding the need...

CVE-2026-68455

In the Linux kernel, the following vulnerability has been resolved: liveupdate: validate session type before performing operation The sessions ioctls are not applicable to all session types. PRESERVEFD is only applicable to outgoing sessions. RETRIEVEFD and FINISH are only valid for incoming...

RLSA-2026:54575 Important: dracut security update

The dracut packages contain an event-driven initial RAM file system initramfs generator infrastructure based on the udev device manager. The virtual file system, initramfs, is loaded together with the kernel at boot time and initializes the system, so it can read and boot from the root partition...

dracut security update

An update is available for dracut. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The dracut packages contain an event-driven initial RAM file system initramfs...

CVE-2026-74395

CVE-2026-74395 relates to the Linux kernel MLX5 RDMA driver. The vulnerability is a NULL dereference in the devx subscribe-event unwind path within MLX5_IB_METHOD_DEVX_SUBSCRIBE_EVENT, triggered when eventfd_ctx_fdget() fails and the unwind code dereferences event_sub->ev_file before its field...

CVE-2026-74395 RDMA/mlx5: Fix devx subscribe-event unwind NULL dereference

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix devx subscribe-event unwind NULL dereference MLX5IBMETHODDEVXSUBSCRIBEEVENT links eventsub into sublist before initializing the fields used by the shared error path. If eventfdctxfdget then fails, the unwind path...

CVE-2026-74389

Summary: CVE-2026-74389 affects the Linux kernel RDMA driver for HNS (hns_roce). When hns_roce_cmd_mbox() fails, the error path could flood logs due to unlimited ibdev_err/ibdev_warn outputs, potentially leading to a system crash. The fix replaces the non-limited error prints with ratelimited ver...

CVE-2026-74389 RDMA/hns: Fix log flood after cmd_mbox failure

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix log flood after cmdmbox failure hnsrocecmdmbox is the command interface between driver and hardware. When hardware is abnormal, the unlimited error printings after hnsrocecmdmbox failure will cause log flood and eve...