CVE-2024-36943 fs/proc/task_mmu: fix loss of young/dirty bits during pagemap scan

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: fix loss of young/dirty bits during pagemap scan makeuffdwppte was previously doing: pte = ptepgetptep; ptepmodifyprotstartptep; pte = ptemkuffdwppte; ptepmodifyprotcommitptep, pte; But if another thread accessed...

CVE-2024-36939

CVE-2024-36939 affects the Linux kernel nfs subsystem. Root cause: rpc_proc_register() errors in init_nfs_fs() could be ignored, causing nfs_net_exit() to run during netns destruction and trigger warning paths. The issue was addressed by properly handling the rpc_proc_register() error in nfs_net_...

CVE-2024-36927

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix uninit-value access in ipmakeskb KMSAN reported uninit-value access in ipmakeskb 1. ipmakeskb tests HDRINCL to know if the skb has icmphdr. However, HDRINCL can cause a race condition. If calling setsockopt2 with...

CVE-2024-36928 s390/qeth: Fix kernel panic after setting hsuid

In the Linux kernel, the following vulnerability has been resolved: s390/qeth: Fix kernel panic after setting hsuid Symptom: When the hsuid attribute is set for the first time on an IQD Layer3 device while the corresponding network interface is already UP, the kernel will try to execute a napi...

CVE-2024-36920 scsi: mpi3mr: Avoid memcpy field-spanning write WARNING

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Avoid memcpy field-spanning write WARNING When the "storcli2 show" command is executed for eHBA-9600, mpi3mr driver prints this WARNING message: memcpy: detected field-spanning write size 128 of single field...

CVE-2024-36915 nfc: llcp: fix nfc_llcp_setsockopt() unsafe copies

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix nfcllcpsetsockopt unsafe copies syzbot reported unsafe calls to copyfromsockptr 1 Use copysafefromsockptr instead. 1 BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset include/linux/sockptr.h:49 inline BUG:...

CVE-2024-36902 ipv6: fib6_rules: avoid possible NULL dereference in fib6_rule_action()

In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6rules: avoid possible NULL dereference in fib6ruleaction syzbot is able to trigger the following crash 1, caused by unsafe ip6dstidev use. Indeed ip6dstidev can return NULL, and must always be checked. 1 Oops: general...

CVE-2021-47557

In the Linux kernel, the following vulnerability has been resolved: net/sched: schets: don't peek at classes beyond 'nbands' when the number of DRR classes decreases, the round-robin active list can contain elements that have already been freed in etsqdiscchange. As a consequence, it's possible t...

CVE-2021-47561

In the Linux kernel, the following vulnerability has been resolved: i2c: virtio: disable timeout handling If a timeout is hit, it can result is incorrect data on the I2C bus and/or memory corruptions in the guest since the device can still be operating on the buffers it was given while the guest...

CVE-2021-47567 powerpc/32: Fix hardlockup on vmap stack overflow

In the Linux kernel, the following vulnerability has been resolved: powerpc/32: Fix hardlockup on vmap stack overflow Since the commit c118c7303ad5 "powerpc/32: Fix vmap stack - Do not activate MMU before reading task struct" a vmap stack overflow results in a hard lockup. This is because...

CVE-2021-47566 proc/vmcore: fix clearing user buffer by properly using clear_user()

In the Linux kernel, the following vulnerability has been resolved: proc/vmcore: fix clearing user buffer by properly using clearuser To clear a user buffer we cannot simply use memset, we have to use clearuser. With a virtio-mem device that registers a vmcorecb and has some logically unplugged...

CVE-2021-47528

In the Linux kernel, the following vulnerability has been resolved: usb: cdnsp: Fix a NULL pointer dereference in cdnspendpointinit In cdnspendpointinit, cdnspringalloc is assigned to pep-ring and there is a dereference of it in cdnspendpointinit, which could lead to a NULL pointer dereference on...

CVE-2021-47515

CVE-2021-47515 affects Linux kernel segmentation with IPv6 SRH encapsulation. When an IPv4 packet is received, the kernel assigns the receiving interface index to IPCB(iif). If that packet is later encapsulated in an outer IPv6+SRH header, seg6_do_srh_encap clears the IPv6 socket state (IP6CB) an...

CVE-2021-47513

In the Linux kernel, the following vulnerability has been resolved: net: dsa: felix: Fix memory leak in felixsetupmmiofiltering Avoid a memory leak if there is not a CPU port defined. Addresses-Coverity-ID: 1492897 "Resource leak" Addresses-Coverity-ID: 1492899 "Resource leak"...

CVE-2021-47448

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix possible stall on recvmsg recvmsg can enter an infinite loop if the caller provides the MSGWAITALL, the data present in the receive queue is not sufficient to fulfill the request, and no more data is received by the...

CVE-2021-47475

CVE-2021-47475 is a Linux kernel vulnerability in the comedi vmk80xx USB driver. The issue arises from transfer-buffer size checks: buffers were endpoint-sized and lacked validation, enabling overflows when a malicious device with larger max-packet sizes or unexpected accesses could write past th...

CVE-2021-47440

In the Linux kernel, the following vulnerability has been resolved: net: encx24j600: check error in devmregmapinitencx24j600 devmregmapinit may return error which caused by like out of memory, this will results in null pointer dereference later when reading or writing register: general protection...

CVE-2023-52831

In the Linux kernel, the following vulnerability has been resolved: cpu/hotplug: Don't offline the last non-isolated CPU If a system has isolated CPUs via the "isolcpus=" command line parameter, then an attempt to offline the last housekeeping CPU will result in a WARNON when rebuilding the...

CVE-2023-52732

In the Linux kernel, the following vulnerability has been resolved: ceph: blocklist the kclient when receiving corrupted snap trace When received corrupted snap trace we don't know what exactly has happened in MDS side. And we shouldn't continue IOs and metadatas access to MDS, which may corrupt ...

CVE-2023-52772

In the Linux kernel, the following vulnerability has been resolved: afunix: fix use-after-free in unixstreamreadactor syzbot reported the following crash 1 After releasing unix socket lock, u-oobskb can be changed by another thread. We must temporarily increase skb refcount to make sure this othe...