CVE-2026-93172: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/mminit: handle allocpercpu failure in freeareainitcorehotplug We miss a failed allocation check for pgdat-percpunodestats, which results in a NULL deref when we offset into the per-cpu area. Propagate -ENOMEM up the stack and...

CVE-2026-90085: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: fix NULL deref in NIX TM tree debugfs read path rvudbgnixtmtreedisplay dereferences pfvf-sqctx without checking whether the SQ context has been allocated. Reading /sys/kernel/debug/octeontx2/nix/tmtree for a NIX LF...

CVE-2026-76781: NULL Pointer Dereference

A flaw was found in libxml2. A local user or an attacker providing a specially crafted XML catalog can trigger a NULL pointer dereference during XML catalog parsing. This occurs when a nextCatalog element lacks its mandatory catalog attribute, leading to the application crashing and causing a...

CVE-2026-90156: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ksmbd: safely discard unregistered deferred locks When vfslockfile defers a lock, smb2lock puts its ksmbdlock on rollbacklist before allocating and registering the asynchronous work. If either operation fails, rollback assumes th...

CVE-2026-90144: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dpll: fix NULL deref in dplldeviceops during teardown race When the last owner of a dpll device unregisters while a foreign driver still holds a pin on it via dpllpinonpinregister, the dpll object stays alive with an empty...

CVE-2026-90139: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fuse: check for NULL root inode in fusefillsupersubmount fuseiget can return NULL when its inode allocation fails, but fusefillsupersubmount passed the result straight to getfuseinode and decremented fi-nlookup without checking i...

CVE-2026-93149: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: avoid NULL skb in stop queue drain mac80211hwsimstop drops any frames left in data-pending. The loop currently checks skbqueueempty and then dequeues separately. That split is racy with TX status handling,...

CVE-2026-93142: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/rcar: Fix error checking in probe This code accidentally calls thermalzonedeviceenable before checking whether thermalzonedeviceregisterwithtrips failed. Move the call until later to avoid an error pointer...

CVE-2026-93139: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/mes: Fix hungqueuedbarray loop limit for multi-XCC The loop iterated only AMDGPUMAXMESPIPES times, leaving entries uninitialized for multi-XCC GPUs. This causes null pointer dereferences when accessing arrays indexed b...

CVE-2026-93124: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: platform/x86: asus-wireless: Fail probe when there is no ACPI match Every platform driver can be forced to match a device that does not match its list of device IDs because of devicematchdriveroverride, so platform drivers that...

CVE-2026-93115: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: platform/mellanox: mlxbf-pmc: Check ACPICOMPANION against NULL Every platform driver can be forced to match a device that doesn't match its list of device IDs because of devicematchdriveroverride, so platform drivers that rely on...

CVE-2026-93114: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: platform/surface: acpi-notify: Check ACPI companion before use Since every platform driver can be forced to match a device that doesn't match its list of device IDs because of devicematchdriveroverride, platform drivers that rely...

CVE-2026-93093: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: firmware: armscmi: Publish channel state before callbacks Transport setup can enable callbacks before the setup routine returns. mailboxchansetup registers the mailbox client with mboxrequestchannel, and the mailbox controller...

CVE-2026-93118: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: aspeedudc: check endpoint DMA allocation astudcprobe allocates a coherent DMA buffer used as the backing store for endpoint buffers. astudcinitep derives per-endpoint buffer pointers from udc-ep0buf, so a failed...

CVE-2026-93068: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix DM I2C teardown race DM I2C adapters can remain visible to userspace while DM teardown is already in progress. A concurrent i2c-dev transfer may then enter amdgpudmi2cxfer after the backing DM state has been...

CVE-2026-93107: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Avoid reprocessing the current packet after the QP enters the error state When docomplete finds the QP in the error state it returns RESPSTCHKRESOURCE. Before commit 49dc9c1f0c7e "RDMA/rxe: Cleanup reset state handling ...

CVE-2026-90207: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: midi: Serialize input teardown with eventinput sndmidiinputevent must not be running while a rawmidi substream is closing, since this can lead to the trigger state becoming out-of-step through this sequence in...

CVE-2026-90164: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: smb/server: abort initialization when proc setup fails ksmbdserverinit calls ksmbdprocinit before creating the remaining proc entries and server subsystems. ksmbdprocinit tears down partial state on a procfs or percpucounter...

CVE-2026-90172: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: destroy QP before mem pools on accept failure On the rdmaacceptfailed error path of smbdirectacceptconnectrequest, the receive io posted just above is owned by the QP recvio is set to NULL after a successful post...

CVE-2026-90165: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix invalid pointer dereference in ksmbdstopdurablescavenger See the procedure below: ksmbdlaunchksmbddurablescavenger durablescavengerrunning = true serverconf.dhtask = kthreadrun // fail, dhtask is an ERRPTR...