CVE-2025-37958

CVE-2025-37958 affects the Linux kernel THP path. The issue arises when migrating a THP: concurrent access to the PMD migration entry during a deferred split scan could dereference an invalid address. The fix adds a check of the PMD migration entry and returns early, since the PMD migration entry...

CVE-2025-37958

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix dereferencing invalid pmd migration entry When migrating a THP, concurrent access to the PMD migration entry during a deferred split scan can lead to an invalid address access, as illustrated below. To prevent...

CVE-2025-37954

In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in opencacheddir with lease breaks A pre-existing valid cfid returned from findorcreatecacheddir might race with a lease break, meaning opencacheddir doesn't consider it valid, and thinks it's...

CVE-2025-37952

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix UAF in closefiletableids A use-after-free is possible if one thread destroys the file via ksmbdclosefd while another thread holds a reference to it. The existing checks on fp-refcount are not sufficient to prevent this...

CVE-2025-37947

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent out-of-bounds stream writes by validating pos ksmbdvfsstreamwrite did not validate whether the write offset pos was within the bounds of the existing stream data length vlen. If pos was greater than or equal to vle...

CVE-2025-37947

CVE-2025-37947 affects ksmbd (Linux kernel SMBv3 server). Root cause: ksmbd_vfs_stream_write() could perform an out-of-bounds write when *pos >= v_len due to missing bounds check; patch adds a check to ensure *pos

CVE-2025-37946

In the Linux kernel, the following vulnerability has been resolved: s390/pci: Fix duplicate pcidevput in disableslot when PF has child VFs With commit bcb5d6c76903 "s390/pci: introduce lock to synchronize state of zpcidev's" the code to ignore power off of a PF that has child VFs was changed from...

CVE-2025-37942

CVE-2025-37942 is described in connected advisories as a Linux kernel issue within the HID: pidff path. The root cause reported is “Make sure to fetch pool before checking SIMULTANEOUS_MAX,” indicating a logic/fence-check or data handling problem in pool management related to HID: pidff. Affected...

CVE-2025-37940

In the Linux kernel, the following vulnerability has been resolved: ftrace: Add condresched to ftracegraphsethash When the kernel contains a large number of functions that can be traced, the loop in ftracegraphsethash may take a lot of time to execute. This may trigger the softlockup watchdog. Ad...

CVE-2025-37938 tracing: Verify event formats that have "%*p.."

In the Linux kernel, the following vulnerability has been resolved: tracing: Verify event formats that have "%p.." The trace event verifier checks the formats of trace events to make sure that they do not point at memory that is not in the trace event itself or in data that will never be freed. I...

CVE-2025-37937 objtool, media: dib8000: Prevent divide-by-zero in dib8000_set_dds()

In the Linux kernel, the following vulnerability has been resolved: objtool, media: dib8000: Prevent divide-by-zero in dib8000setdds If dib8000setdds's call to dib8000read32 returns zero, the result is a divide-by-zero. Prevent that from happening. Fixes the following warning with an UBSAN kernel...

CVE-2025-37936

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel: KVM: Mask PEBSENABLE loaded for guest with vCPU's value. When generating the MSRIA32PEBSENABLE value that will be loaded on VM-Entry to a KVM guest, mask the value with the vCPU's desired PEBSENABLE value...

CVE-2025-37933 octeon_ep: Fix host hang issue during device reboot

In the Linux kernel, the following vulnerability has been resolved: octeonep: Fix host hang issue during device reboot When the host loses heartbeat messages from the device, the driver calls the device-specific ndostop function, which frees the resources. If the driver is unloaded in this...

CVE-2025-37932 sch_htb: make htb_qlen_notify() idempotent

In the Linux kernel, the following vulnerability has been resolved: schhtb: make htbqlennotify idempotent htbqlennotify always deactivates the HTB class and in fact could trigger a warning if it is already deactivated. Therefore, it is not idempotent and not friendly to its callers, like...

CVE-2025-37932

The CVE-2025-37932 issue affects the Linux kernel’s HTB qdisc: htb_qlen_notify() was not idempotent and could deactivate an HTB class or trigger a warning if called when already deactivated. The fix ports the function to be idempotent, easing callers such as fq_codel_dequeue() and qdisc_tree_redu...

CVE-2025-37929

In the Linux kernel, the following vulnerability has been resolved: arm64: errata: Add missing sentinels to Spectre-BHB MIDR arrays Commit a5951389e58d "arm64: errata: Add newer ARM cores to the spectrebhbloopaffected lists" added some additional CPUs to the Spectre-BHB workaround, including some...

CVE-2025-37929 arm64: errata: Add missing sentinels to Spectre-BHB MIDR arrays

In the Linux kernel, the following vulnerability has been resolved: arm64: errata: Add missing sentinels to Spectre-BHB MIDR arrays Commit a5951389e58d "arm64: errata: Add newer ARM cores to the spectrebhbloopaffected lists" added some additional CPUs to the Spectre-BHB workaround, including some...

CVE-2025-37926

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdsessionrpcopen A UAF issue can occur due to a race condition between ksmbdsessionrpcopen and sessionrpcclose. Add rpclock to the session to protect it...

CVE-2025-37922 book3s64/radix : Align section vmemmap start address to PAGE_SIZE

In the Linux kernel, the following vulnerability has been resolved: book3s64/radix : Align section vmemmap start address to PAGESIZE A vmemmap altmap is a device-provided region used to provide backing storage for struct pages. For each namespace, the altmap should belong to that same namespace. ...

CVE-2025-37923

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix oob write in traceseqtobuffer syzbot reported this bug: ================================================================== BUG: KASAN: slab-out-of-bounds in traceseqtobuffer kernel/trace/trace.c:1830 inline BUG: KASA...