CVE-2026-52954 libceph: handle rbtree insertion error in decode_choose_args()

In the Linux kernel, the following vulnerability has been resolved: libceph: handle rbtree insertion error in decodechooseargs A message of type CEPHMSGOSDMAP contains an OSD map that itself contains a CRUSH map. The received CRUSH map may optionally contain chooseargs that get decoded in...

CVE-2026-52946

In the Linux kernel, the following vulnerability has been resolved: fs/fcntl: fix SOFTIRQ-unsafe lock order in fasync signaling A SOFTIRQ-safe to SOFTIRQ-unsafe lock order deadlock can occur in sendsigio and sendsigurg when a process group receives a signal. When FASYNC is configured for a proces...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ipvs: Do not keep the destdst entry if the device is going down. There is a race between the netdevnotifier function ipvsdstevent and the code that caches the dst entry for devices that are going down. Since the FIB can be notifi...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: kcm: fixed zero-frag skb in fraglist in case of partial sendmsg errors Syzkaller reported a warning in kcmwritemsgs when processing a message with a zero-fragment skb in the fraglist. When kcmsendmsg fills MAXSKBFRAGS fragments i...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: 6lowpan: resetting the link-local header in the IPv6 receive path The Bluetooth 6lowpan.c netdev module has the headerops function; therefore, it must set the link-local header for the RX skb packet. Otherwise, thin...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Ceph: fixed a crash in processv2sparseread for encrypted directories. A crash in processv2sparseread for fscrypt-encrypted directories has been reported. This issue occurs in the Ceph msgr2 protocol in secure mode. It can be...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix improper freeing of purex items In the function qla2xxxprocesspurlsiocb, an item is allocated via qla27xxcopymultiplepkt, which internally calls qla24xxallocpurexitem. The qla24xxallocpurexitem function may...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed a use-after-free in sndusbmixerfree When sndusbcreatemixer fails, sndusbmixerfree frees mixer-idelems, but the controls that were previously added to the card still reference the freed memory. Later, when...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: shmem: fixed the issue where renaming failed due to insufficient memory; MapleTree insertions may fail if there is severely low memory available; simpleoffsetrename does not handle failures properly when encountering such...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: dpll: Duplicate registrations are prevented. The internal registration helper function dpllxarefdpll,pinadd has been modified to reject duplicate registration attempts. Previously, if a caller attempted to register the same pin...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Added a check for a failure in kcalloc in parsethreadgroups. Since kcalloc may fail, it is necessary to check its return value to prevent a NULL pointer derefrence when passing it to ofpropertyreadu32array...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Team: Fix for checking whether the port is enabled in teamqueueoverrideportpriochanged. A syzkaller bug was recently reported with the following trace: listdel corruption; ffff888058bea080-prev is LISTPOISON2 dead000000000122...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: fixed a use-after-free race condition in the fault handler. When a page fault occurs in a secret memory file created with memfdsecret2, the kernel will allocate a new folio for it, mark the underlying page as not...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fixed the WQMEMRECLAIM warning When sunrpc is used, if a reset occurs, our workqueue may result in the following call trace: workqueue: WQMEMRECLAIM xprtiod: xprtrdmaconnectworker rpcrdma is being flushed! WQMEMRECLAIM...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: xfrm: The x-tunnel is deleted as soon as the x is deleted. The ipcomp fallback tunnels are currently deleted from various lists and hashtables because the last user state that relied on those fallbacks is destroyed not deleted. I...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: - Media: Rockchip: RGA: Fixed a possible dereference of the ERRPTR parameter in rgabufinit. - RGAgetframe: Can return ERRPTR -EINVAL when the buffer type is unsupported or invalid. rgabufinit does not check the return value an...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: cifs: A memory and information leak has been fixed in smb3reconfigure. In smb3reconfigure, if the smb3syncSession ctxpasswords function fails, the function returns immediately without freeing and erasing the newly allocated...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: A hang issue has been fixed in nvmettcplistendataready. When the socket is closed while in the TCPLISTEN state, a callback is executed to flush all outstanding packets. This execution then calls nvmettcplistendataready...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: f2fs: Use global inlinexattrslab instead of per-sb slab cache As Hong Yun reported in the mailing list: loop7: A capacity change from 0 to 131072 was detected. ------------ Cut here ------------ The kmemcache with the name...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf: Ensuring that pending IRQ work is processed before freeing the ring buffer. A race condition was addressed in this fix, where irqwork could be queued in bpfringbufcommit, but the ring buffer was freed before the work execute...