CVE-2023-52806

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fix possible null-ptr-deref when assigning a stream While AudioDSP drivers assign streams exclusively of HOST or LINK type, nothing blocks a user to attempt to assign a COUPLED stream. As supplied substream instance ma...

CVE-2023-52782 net/mlx5e: Track xmit submission to PTP WQ after populating metadata map

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Track xmit submission to PTP WQ after populating metadata map Ensure the skb is available in metadata mapping to skbs before tracking the metadata index for detecting undelivered CQEs. If the metadata index is put in t...

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-2023-52782 net/mlx5e: Track xmit submission to PTP WQ after populating metadata map

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Track xmit submission to PTP WQ after populating metadata map Ensure the skb is available in metadata mapping to skbs before tracking the metadata index for detecting undelivered CQEs. If the metadata index is put in t...

CVE-2023-52782

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Track xmit submission to PTP WQ after populating metadata map Ensure the skb is available in metadata mapping to skbs before tracking the metadata index for detecting undelivered CQEs. If the metadata index is put in t...

CVE-2023-52770 f2fs: split initial and dynamic conditions for extent_cache

In the Linux kernel, the following vulnerability has been resolved: f2fs: split initial and dynamic conditions for extentcache Let's allocate the extentcache tree without dynamic conditions to avoid a missing condition causing a panic as below. create a file w/ a compressed flag disable the...

CVE-2023-52744 RDMA/irdma: Fix potential NULL-ptr-dereference

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix potential NULL-ptr-dereference indevget can return NULL which will cause a failure once idev is dereferenced in indevforeachifartnl. This patch adds a check for NULL value in idev beforehand. Found by Linux...

CVE-2023-52744

CVE-2023-52744 concerns the Linux kernel RDMA/irdma path. The in_dev_get() function can return NULL, and the code may dereference idev in in_dev_for_each_ifa_rtnl(), causing a crash. A patch was added to check for NULL before dereferencing idev, mitigating the NULL pointer dereference. The issue ...

CVE-2023-52736 ALSA: hda: Do not unset preset when cleaning up codec

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Do not unset preset when cleaning up codec Several functions that take part in codec's initialization and removal are re-used by ASoC codec drivers implementations. Drivers mimic the behavior of...

CVE-2023-52708

In the Linux kernel, the following vulnerability has been resolved: mmc: mmcspi: fix error handling in mmcspiprobe If mmcaddhost fails, it doesn't need to call mmcremovehost, or it will cause null-ptr-deref, because of deleting a not added device in mmcremovehost. To fix this, goto label...

CVE-2023-52708 mmc: mmc_spi: fix error handling in mmc_spi_probe()

In the Linux kernel, the following vulnerability has been resolved: mmc: mmcspi: fix error handling in mmcspiprobe If mmcaddhost fails, it doesn't need to call mmcremovehost, or it will cause null-ptr-deref, because of deleting a not added device in mmcremovehost. To fix this, goto label...

CVE-2021-47409

In the Linux kernel, the following vulnerability has been resolved: usb: dwc2: check return value after calling platformgetresource It will cause null-ptr-deref if platformgetresource returns NULL, we need check the return value...

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-2021-47397

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-2021-47333

In the Linux kernel, the following vulnerability has been resolved: misc: alcorpci: fix null-ptr-deref when there is no PCI bridge There is an issue with the ASPMoptional capability checking function. A device might be attached to root complex directly, in this case, bus-selfbridge will be NULL,...

CVE-2021-47409

In the Linux kernel, the following vulnerability has been resolved: usb: dwc2: check return value after calling platformgetresource It will cause null-ptr-deref if platformgetresource returns NULL, we need check the return value...

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-2021-47397 sctp: break out if skb_header_pointer returns NULL in sctp_rcv_ootb

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-2021-47333

CVE-2021-47333 (Linux kernel) affects the misc: alcor_pci path. In configurations where a device is connected directly to the root complex, bus->self (bridge) can be NULL, leading to priv->parent_pdev being NULL. The vulnerability stems from alcor_pci_init_check_aspm(priv->parent_pdev) r...

CVE-2021-47279 usb: misc: brcmstb-usb-pinmap: check return value after calling platform_get_resource()

In the Linux kernel, the following vulnerability has been resolved: usb: misc: brcmstb-usb-pinmap: check return value after calling platformgetresource It will cause null-ptr-deref if platformgetresource returns NULL, we need check the return value...