Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: remoteproc: scp: Fix device reference leak on failed lookup Be sure to drop the reference taken to the SCP device when attempting to look up its driver data before the driver has been bound...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Fix memory accounting for pinned/unpinned pages The accountmem and unaccountmem functions call getuid, which increments the reference count of struct userstruct on every invocation. However, we do not decrement th...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: Acquire initmm lock on huge vmap to avoid ptdump UAF Patch series “mm: fix UAF caused by race between ptdump and vmap pgtable freeing”, v6. Kernel page table walkers fall into two broad categories – those ranges where...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix accept list UAF during suspend hciupdateeventfiltersync walks through hdev-acceptlist while sending a synchronous HCI command to each remote-wakeup device. The suspend path holds hdev-reqlock, but...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent lock owner use-after-free during client teardown destroyclient releases a client’s open owners, but a lock owner whose only reference is a blocked lock nbl remains on clownerstrhashtbl. clienthasstate does not count...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: md/raid5-ppl: fix use-after-free in ppldoflush The loop in ppldoflush continues iterating after calling ppliounitfinished, touching io-pendingflushes and leading to a use-after-free. Add a break statement to stop the loop once io...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: HID: magicmouse: do not keep a stale msc-input if no input is claimed magicmouseinputmapping caches the first hidinput's inputdev in msc-input while the report descriptor is parsed; the rest of the driver treats a non-NULL...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: bnx2x: fix double free in bnx2xinitfirmware error path bnx2xinitfirmware frees bp-initops, bp-initdata and bp-initopsoffsets in its error path without setting them to NULL. The cleanup function bnx2xreleasefirmware frees the same...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: do not accept C2HData based on blkrqpayloadbytes Commit 25e5cb780e62 “nvme-tcp: fix possible crash in writezeroes processing” established that blkrqpayloadbytes must not be read without first checking blkrqnrphyssegment...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: unlock immaprwsem before releasing after-split folios foliosplit keeps dereferencing the mapping after the split: shmemunchargemapping-host and remappage while the folios are still frozen/locked, and...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: power: supply: charger-manager: fix refcount leak in isfullcharged In isfullcharged, powersupplygetbyname is called to obtain a reference to the fuelgauge power supply. If the voltage check uV = desc-fullbattuV succeeds, the...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: i3c: master: Fix info leak and UAF in device unregister path i3cmasterunregisteri3cdevs clears i3cdev-dev-desc before calling deviceunregister. During deviceunregister, devicedel emits a KOBJREMOVE uevent and unbinds the driver...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Input: psxpad-spi - set driver data before use psxpadspisuspend retrieves the controller state using spigetdrvdata, but the probe never stores it; thus, suspend dereferences a NULL pointer. Store it during the probe...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: tpm: tpmtisspi: Use waitwoken in waitfortmpstat waiteventinterruptibletimeout evaluates its condition after setting the current task state to TASKINTERRUPTIBLE. When CONFIGDEBUGATOMICSLEEP is enabled, this triggers a warning when...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: misc: bcm-vk: Use acquire/release for msgqinited bcmvksyncmsgq fills the message queue information and then sets msgqinited. Readers call bcmvkdrvaccessok before accessing the message queues and their cached queue information...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Audit: fix potential use-after-free in auditdelrule auditdelrule destroys e-rule.exe via auditremovemarkrule before unlinking the rule from RCU-visible filter lists and waiting for a grace period. Concurrent readers in auditfilte...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: tree-checker: validate INODEREF's namelen BUG A crafted btrfs image can trigger the following crash: BUG: unable to handle page fault for address: ffffd1dc42884000 PF: supervisor write access in kernel mode PF:...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: usb: mtu3: unmap request DMA on queue failure mtu3gadgetqueue maps the request before checking whether the QMU GPD ring can accept another transfer. The request is returned with -EAGAIN before it is linked on the endpoint request...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: Propagate sdmatxinitahg errors settxreqheaderahg ignores the return value of sdmatxinitahg. If sdmatxinitahg fails, it returns before initializing tx-txreq. However, settxreqheaderahg ignores the error and returns the...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: USB: serial: option: fix slab OOB read in interrupt URB callback The interrupt URB buffer is allocated in setupportinterruptin based on the endpoint’s wMaxPacketSize: buffersize = usbendpointmaxpepd; port-interruptinbuffer =...