CVE-2023-54318

In the Linux kernel, the following vulnerability has been resolved: net/smc: use smclgrlist.lock to protect smclgrlist.list iterate in smcrportadd While doing smcrportadd, there maybe linkgroup add into or delete from smclgrlist.list at the same time, which may result kernel crash. So, use...

CVE-2023-54265

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix an uninit variable access bug in ip6makeskb Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in archatomic64inc arch/x86/include/asm/atomic6464.h:88 inli...

CVE-2023-54274

In the Linux kernel, the following vulnerability has been resolved: RDMA/srpt: Add a check for valid 'madagent' pointer When unregistering MAD agent, srpt module has a non-null check for 'madagent' pointer before invoking ibunregistermadagent. This check can pass if 'madagent' variable holds an...

CVE-2023-54229

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix registration of 6Ghz-only phy without the full channel range Because of what seems to be a typo, a 6Ghz-only phy for which the BDF does not allow the 7115Mhz channel will fail to register: WARNING: CPU: 2 PID: 1...

CVE-2023-54184

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsit: Free cmds before session free Commands from recovery entries are freed after session has been closed. That leads to use-after-free at command free or NPE with such call trace: Time2Retain timer expired for...

CVE-2023-54305

In the Linux kernel, the following vulnerability has been resolved: ext4: refuse to create ea block when umounted The ea block expansion need to access sroot while it is already set as NULL when umount is triggered. Refuse this request to avoid panic...

CVE-2023-54292

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix data race on CQP request done KCSAN detects a data race on cqprequest-requestdone memory location which is accessed locklessly in irdmahandlecqpop while being updated in irdmacqpcehandler. Annotate lockless intent...

CVE-2023-54301

In the Linux kernel, the following vulnerability has been resolved: serial: 8250bcm7271: fix leak in brcmuartprobe Smatch reports: drivers/tty/serial/8250/8250bcm7271.c:1120 brcmuartprobe warn: 'baudmuxclk' from clkprepareenable not released on lines: 1032. The issue is fixed by using a managed...

CVE-2023-54208

In the Linux kernel, the following vulnerability has been resolved: media: ov5675: Fix memleak in ov5675initcontrols There is a kmemleak when testing the media/i2c/ov5675.c with bpf mock device: AssertionError: unreferenced object 0xffff888107362160 size 16: comm "python3", pid 277, jiffies...

CVE-2023-54267

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Rework lppacasharedproc to avoid DEBUGPREEMPT lppacasharedproc takes a pointer to the lppaca which is typically accessed through getlppaca. With DEBUGPREEMPT enabled, this leads to checking if preemption is...

CVE-2023-54216

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, Fix using eswitch mapping in nic mode Cited patch is using the eswitch object mapping pool while in nic mode where it isn't initialized. This results in the trace below 0. Fix that by using either nic or eswitch...

CVE-2022-50871

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Fix qmimsghandler data structure initialization qmimsghandler is required to be null terminated by QMI module. There might be a case where a handler for a msg id is not present in the handlers array which can lead t...

CVE-2023-54170

In the Linux kernel, the following vulnerability has been resolved: keys: Fix linking a duplicate key to a keyring's assocarray When making a DNS query inside the kernel using dnsquery, the request code can in rare cases end up creating a duplicate index key in the assocarray of the destination...

CVE-2023-54235

In the Linux kernel, the following vulnerability has been resolved: PCI/DOE: Fix destroyworkonstack race The following debug object splat was observed in testing: ODEBUG: free active active state 0 object: 0000000097d23782 object type: workstruct hint: doestatemachinework+0x0/0x510 WARNING: CPU: ...

CVE-2023-54269

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: double free xprtctxt while still in use When an RPC request is deferred, the rqxprtctxt pointer is moved out of the svcrqst into the svcdeferredreq. When the deferred request is revisited, the pointer is copied into the n...

CVE-2023-54304

In the Linux kernel, the following vulnerability has been resolved: firmware: mesonsm: fix to avoid potential NULL pointer dereference ofmatchdevice may fail and returns a NULL pointer. Fix this by checking the return value of ofmatchdevice...

CVE-2023-54257

In the Linux kernel, the following vulnerability has been resolved: net: macb: fix a memory corruption in extended buffer descriptor mode For quite some time we were chasing a bug which looked like a sudden permanent failure of networking and mmc on some of our devices. The bug was very sensitive...

CVE-2023-54308

In the Linux kernel, the following vulnerability has been resolved: ALSA: ymfpci: Create card with device-managed snddevmcardnew sndcardymfpciremove was removed in commit c6e6bb5eab74 "ALSA: ymfpci: Allocate resources with device-managed APIs", but the call to sndcardnew was not replaced with...

CVE-2022-50885

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix NULL-ptr-deref in rxeqpdocleanup when socket create failed There is a null-ptr-deref when mount.cifs over rdma: BUG: KASAN: null-ptr-deref in rxeqpdocleanup+0x2f3/0x360 rdmarxe Read of size 8 at addr 000000000000001...

CVE-2023-54254

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Don't leak a resource on eviction error On eviction errors other than -EMULTIHOP we were leaking a resource. Fix. v2: - Avoid yet another goto Andi Shyti...

CVE-2023-54237

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix potential panic dues to unprotected smcllcsrvaddlink There is a certain chance to trigger the following panic: PID: 5900 TASK: ffff88c1c8af4100 CPU: 1 COMMAND: "kworker/1:48" 0 ffff9456c1cc79a0 machinekexec at...

CVE-2023-54250

In the Linux kernel, the following vulnerability has been resolved: ksmbd: avoid out of bounds access in decodepreauthctxt Confirm that the accessed pnegctxt-HashAlgorithms address sits within the SMB request boundary; deassemblenegcontexts only checks that the eight byte smb2negcontext header +...

CVE-2022-50862

In the Linux kernel, the following vulnerability has been resolved: bpf: prevent decltag from being referenced in funcproto Syzkaller was able to hit the following issue: ------------ cut here ------------ WARNING: CPU: 0 PID: 3609 at kernel/bpf/btf.c:1946 btftypeidsize+0x2d5/0x9d0...

CVE-2023-54226

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races around sk-skshutdown. KCSAN found a data race around sk-skshutdown where unixreleasesock and unixshutdown update it under unixstatelock, OTOH unixpoll and unixdgrampoll read it locklessly. We need to annota...

CVE-2023-54194

In the Linux kernel, the following vulnerability has been resolved: exfat: use kvmallocarray/kvfree instead of kmallocarray/kfree The call stack shown below is a scenario in the Linux 4.19 kernel. Allocating memory failed where exfat fs use kmallocarray due to system memory fragmentation, while t...

CVE-2023-54189

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: Add check for kstrdup Add check for the return value of kstrdup and return the error if it fails in order to avoid NULL pointer dereference...

CVE-2023-54190

In the Linux kernel, the following vulnerability has been resolved: leds: led-core: Fix refcount leak in ofledget classfinddevicebyofnode calls classfinddevice, it will take the reference, use the putdevice to drop the reference when not need anymore...

CVE-2023-54205

In the Linux kernel, the following vulnerability has been resolved: pinctrl: stm32: Fix refcount leak in stm32pctrlgetirqdomain ofirqfindparent returns a node pointer with refcount incremented, We should use ofnodeput on it when not needed anymore. Add missing ofnodeput to avoid refcount leak...

CVE-2023-54230

In the Linux kernel, the following vulnerability has been resolved: amba: bus: fix refcount leak commit 5de1540b7bc4 "drivers/amba: create devices from device tree" increases the refcount of ofnode, but not releases it in ambadevicerelease, so there is refcount leak. By using ofnodeput to avoid...

CVE-2023-54241

In the Linux kernel, the following vulnerability has been resolved: MIPS: KVM: Fix NULL pointer dereference After commit 45c7e8af4a5e3f0bea4ac209 "MIPS: Remove KVMTE support" we get a NULL pointer dereference when creating a KVM guest: 146.243409 Starting KVM with MIPS VZ extensions 149.849151 CP...

CVE-2023-54197

In the Linux kernel, the following vulnerability has been resolved: Revert "Bluetooth: btsdio: fix use after free bug in btsdioremove due to unfinished work" This reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f. This patch introduces a possible null-ptr-def problem. Revert it. And the fix...

CVE-2022-50888

In the Linux kernel, the following vulnerability has been resolved: remoteproc: qcom: q6v5: Fix potential null-ptr-deref in q6v5wcssinitmmio q6v5wcssinitmmio will call platformgetresourcebyname that may fail and return NULL. devmioremap will use res-start as input, which may causes null-ptr-deref...

CVE-2022-50853

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix a credential leak in nfs4discovertrunking...

CVE-2023-54263

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/kms/nv50-: init hpdirqlock for PIOR DP Fixes OOPS on boards with ANX9805 DP encoders...

CVE-2023-54168

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Prevent shift wrapping in setusersqsize The ucmd-logsqbbcount variable is controlled by the user so this shift can wrap. Fix it by using checkshloverflow in the same way that it was done in commit 515f60004ed9 "RDMA/hn...

CVE-2023-54240

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: fix possible NULL pointer dereference in mtkhwlrogetfdirall rulelocs is allocated in ethtoolgetrxnfc and the size is determined by rulecnt from user space. So rulecnt needs to be check before using...

CVE-2023-54288

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fortify the spinlock against deadlock by interrupt In the function ieee80211txdequeue there is a particular locking sequence: begin: spinlock&local-queuestopreasonlock; qstopped = local-queuestopreasonsq;...

CVE-2023-54319

In the Linux kernel, the following vulnerability has been resolved: pinctrl: at91-pio4: check return value of devmkasprintf devmkasprintf returns a pointer to dynamically allocated memory. Pointer could be NULL in case allocation fails. Check pointer validity. Identified with coccinelle kmerr.coc...

CVE-2023-54196

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix NULL pointer dereference in 'niwriteinode' Syzbot found the following issue: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000016 Mem abort info: ESR = 0x0000000096000006 EC = 0x25:...

CVE-2022-50876

In the Linux kernel, the following vulnerability has been resolved: usb: musb: Fix musbgadget.c rxstate overflow bug The usb function device call musbgadgetqueue adds the passed request to musbep::reqlist,If the request-length musbep-packetsz and isbuffermappedreq return false,the rxstate will co...

CVE-2023-54192

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix null pointer panic in tracepoint in replaceatomicwriteblock We got a kernel panic if oldaddr is NULL. https://bugzilla.kernel.org/showbug.cgi?id=217266 BUG: kernel NULL pointer dereference, address: 0000000000000000 Cal...

CVE-2023-54248

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Add check for kmemdup Since the kmemdup may return NULL pointer, it should be better to add check for the return value in order to avoid NULL pointer dereference...

CVE-2023-54275

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Fix memory leak in ath11kpeerrxfragsetup cryptoallocshash allocates resources, which should be released by cryptofreeshash. When ath11kpeerfind fails, there has memory leak. Add missing cryptofreeshash to fix this...

CVE-2023-54282

In the Linux kernel, the following vulnerability has been resolved: media: tuners: qt1010: replace BUGON with a regular error BUGON is unnecessary here, and in addition it confuses smatch. Replacing this with an error return help resolve this smatch warning: drivers/media/tuners/qt1010.c:350...

CVE-2023-54315

In the Linux kernel, the following vulnerability has been resolved: powerpc/powernv/sriov: perform null check on iov before dereferencing iov Currently pointer iov is being dereferenced before the null check of iov which can lead to null pointer dereference errors. Fix this by moving the iov null...

CVE-2022-50874

In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: Fix refcount leak in erdmammap rdmausermmapentryget take reference, we should release it when not need anymore, add the missing rdmausermmapentryput in the error path to fix it...

CVE-2022-50863

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: free unused skb to prevent memory leak This avoid potential memory leak under power saving mode...

CVE-2023-54193

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: remove blockcb from driverlist before freeing Error handler of tcfblockbind frees the whole bo-cblist on error. However, by that time the flowblockcb instances are already in the driver list because driver...

CVE-2023-54325

In the Linux kernel, the following vulnerability has been resolved: crypto: qat - fix out-of-bounds read When preparing an AER-CTR request, the driver copies the key provided by the user into a data structure that is accessible by the firmware. If the target device is QAT GEN4, the key size is...

CVE-2023-54298

In the Linux kernel, the following vulnerability has been resolved: thermal: intel: quarkdts: fix error pointer dereference If allocsocdts fails, then we can just return. Trying to free "socdts" will lead to an Oops...