CVE-2024-38555 net/mlx5: Discard command completions in internal error

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Discard command completions in internal error Fix use after free when FW completion arrives while device is in internal error state. Avoid calling completion handler in this case, since the device will flush the command...

CVE-2024-36939

In the Linux kernel, the following vulnerability has been resolved: nfs: Handle error of rpcprocregister in nfsnetinit. syzkaller reported a warning 0 triggered while destroying immature netns. rpcprocregister was called in initnfsfs, but its error has been ignored since at least the initial comm...

CVE-2024-36904

In the Linux kernel, the following vulnerability has been resolved: tcp: Use refcountincnotzero in tcptwskunique. Anderson Nascimento reported a use-after-free splat in tcptwskunique with nice analysis. Since commit ec94c2696f0b "tcp/dccp: avoid one atomic operation for timewait hashdance",...

CVE-2024-36925 swiotlb: initialise restricted pool list_head when SWIOTLB_DYNAMIC=y

In the Linux kernel, the following vulnerability has been resolved: swiotlb: initialise restricted pool listhead when SWIOTLBDYNAMIC=y Using restricted DMA pools CONFIGDMARESTRICTEDPOOL=y in conjunction with dynamic SWIOTLB CONFIGSWIOTLBDYNAMIC=y leads to the following crash when initialising the...

CVE-2024-36884 iommu/arm-smmu: Use the correct type in nvidia_smmu_context_fault()

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Use the correct type in nvidiasmmucontextfault This was missed because of the function pointer indirection. nvidiasmmucontextfault is also installed as a irq function, and the 'void ' was changed to a struct...

kernel: scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id()

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use rawsmpprocessorid instead of smpprocessorid The following call trace was observed: localhost kernel: nvme nvme0: NVME-FC0: controller connect complete localhost kernel: BUG: using smpprocessorid in preemptible...

CVE-2021-47497 nvmem: Fix shift-out-of-bound (UBSAN) with byte size cells

In the Linux kernel, the following vulnerability has been resolved: nvmem: Fix shift-out-of-bound UBSAN with byte size cells If a cell has 'nbits' equal to a multiple of BITSPERBYTE the logic p &= GENMASKcell-nbits%BITSPERBYTE - 1, 0; will become undefined behavior because nbits modulo BITSPERBYT...

CVE-2021-47479 staging: rtl8712: fix use-after-free in rtl8712_dl_fw

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix use-after-free in rtl8712dlfw Syzbot reported use-after-free in rtl8712dlfw. The problem was in race condition between r871xudevremove -ndoopen callback. It's easy to see from crash log, that driver accesses...

CVE-2021-47463 mm/secretmem: fix NULL page->mapping dereference in page_is_secretmem()

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: fix NULL page-mapping dereference in pageissecretmem Check for a NULL page-mapping before dereferencing the mapping in pageissecretmem, as the page's mapping can be nullified while gup is running, e.g. by reclaim or...

CVE-2021-47463

CVE-2021-47463 concerns a Linux kernel NULL pointer dereference in mm/secretmem during GUP operations. The issue arises from dereferencing page->mapping without ensuring it is non-NULL as a page mapping can be nulled while gup() runs (e.g., by reclaim or truncation). A fix was implemented to ...

CVE-2021-47457 can: isotp: isotp_sendmsg(): add result check for wait_event_interruptible()

In the Linux kernel, the following vulnerability has been resolved: can: isotp: isotpsendmsg: add result check for waiteventinterruptible Using waiteventinterruptible to wait for complete transmission, but do not check the result of waiteventinterruptible which can be interrupted. It will result ...

CVE-2023-52743

In the Linux kernel, the following vulnerability has been resolved: ice: Do not use WQMEMRECLAIM flag for workqueue When both ice and the irdma driver are loaded, a warning in checkflushdependency is being triggered. This is due to ice driver workqueue being allocated with the WQMEMRECLAIM flag a...

CVE-2023-52782

The CVE-2023-52782 entry pertains to the Linux kernel net/mlx5e driver: it fixes a race in tracking xmit metadata for PTP WQ where the skb may not be present in the mapping when the metadata index is tracked, risking a null pointer dereference. The fix ensures skb is in metadata mapping before tr...

CVE-2023-52778

CVE-2023-52778 affects the Linux kernel’s MPTCP implementation. The root cause is a commit that allowed TCP sockets and MPTCP subflows to build egress packets larger than 64K, exceeding the DSS data size and causing misrepresentation on the wire and stream corruption. The issue manifests as large...

CVE-2023-52742

The CVE-2023-52742 entry concerns the Linux kernel USB plusb driver. The vulnerability arises from treating a zero-length control-OUT transfer as a read instead of a write, triggering a WARNING in urb.c when usb_submit_urb is executed. The provided connected details specify the root cause as inco...

CVE-2021-47269

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: ep0: fix NULL pointer exception There is no validation of the index from dwc3wIndextodep and we might be referring a non-existing ep and trigger a NULL pointer exception. In certain configurations we might use fewer ep...

CVE-2021-47419

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: properly cancel timer from tapriodestroy There is a comment in qdisccreate about us not calling ops-reset in some cases. errout4: / Any broken qdiscs that would require a ops-reset here? The qdisc was never ...

CVE-2021-47397

In the Linux kernel, the following vulnerability has been resolved: sctp: break out if skbheaderpointer returns NULL in sctprcvootb We should always check if skbheaderpointer's return is NULL before using it, otherwise it may cause null-ptr-deref, as syzbot reported: KASAN: null-ptr-deref in rang...

CVE-2021-47424

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix freeing of uninitialized misc IRQ vector When VSI set up failed in i40eprobe as part of PF switch set up driver was trying to free misc IRQ vectors in i40eclearinterruptscheme and produced a kernel Oops: Trying to free...

CVE-2021-47337

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix bad pointer dereference when ehandler kthread is invalid Commit 66a834d09293 "scsi: core: Fix error handling of scsihostalloc" changed the allocation logic to call putdevice to perform host cleanup with the...