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Azure Linux

13,277 known vulnerabilities.

13,257 results · Feed

  • Unscored —

    vhost: invalidate vring access on IOTLB transitions

    In the Linux kernel, the following vulnerability has been resolved: vhost: invalidate vring access on IOTLB transitions When VIRTIO_F_ACCESS_PLATFORM changes, cached vring pointers and IOTLB metadata are interpreted in a different address space. Keeping them …

  • Unscored —

    virtio_input: reset device if input_register_device() fails

    In the Linux kernel, the following vulnerability has been resolved: virtio_input: reset device if input_register_device() fails Probe marks the device DRIVER_OK with virtio_device_ready() before calling input_register_device(). If registration fails, the erro…

  • Unscored —

    virtio_input: stop callbacks before unregistering input device

    In the Linux kernel, the following vulnerability has been resolved: virtio_input: stop callbacks before unregistering input device virtinput_remove() unregisters the input device before resetting the virtio device. virtinput_recv_events() drops vi->lock aroun…

  • Unscored —

    af_unix: Update last skb marker in manage_oob().

    In the Linux kernel, the following vulnerability has been resolved: af_unix: Update last skb marker in manage_oob(). Fahad Alharbi reported that blocking recv(MSG_PEEK) could hog CPU due to OOB skb. In the following cases, manage_oob() skips OOB skb(s) and re…

  • Unscored —

    net: ipv6: Fix UDP length overflow with PMTU discover and big MTU

    In the Linux kernel, the following vulnerability has been resolved: net: ipv6: Fix UDP length overflow with PMTU discover and big MTU This commit bounds cork->base.fragsize to IP6_MAX_MTU for UDP sockets to avoid a possible overflow of UDP length that trigger…

  • Unscored —

    net: ethernet: cortina: Fix budget accounting

    In the Linux kernel, the following vulnerability has been resolved: net: ethernet: cortina: Fix budget accounting The gmac_rx() function returns the remaining NAPI budget, but its caller treats the return value as the number of packets received. An idle poll …

  • Unscored —

    net: ethernet: cortina: Count dropped frames as NAPI work

    In the Linux kernel, the following vulnerability has been resolved: net: ethernet: cortina: Count dropped frames as NAPI work The RX loop only consumes budget when it successfully delivers a frame. Error paths keep consuming descriptors without reducing the b…

  • Unscored —

    ice: add missing xa_destroy for sched_node_ids

    In the Linux kernel, the following vulnerability has been resolved: ice: add missing xa_destroy for sched_node_ids Commit 16dfa49406bc ("ice: Introduce new parameters in ice_sched_node") added a sched_node_ids xarray to the port info structure, but never call…

  • Unscored —

    eth: ice: don't dereference pointers from TP_printk()

    In the Linux kernel, the following vulnerability has been resolved: eth: ice: don't dereference pointers from TP_printk() After forwarding net-next during the v7.3 merge window we started seeing: TRACE EVENT ERROR: Event ice_tx_dim_work has double dereference…

  • Unscored —

    Bluetooth: btusb: Fix UAF of btusb_data by rx_work

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: Fix UAF of btusb_data by rx_work btusb_close() and btusb_flush() cancel data->rx_work with the asynchronous cancel_delayed_work(), so if btusb_rx_work() is already running o…

  • Unscored —

    Bluetooth: hci_sysfs: Fix NULL pointer dereference in device_del()

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sysfs: Fix NULL pointer dereference in device_del() A NULL pointer dereference in klist_put() occurs when a child device (such as a BNEP network device in bnep_session) is conc…

  • Unscored —

    net: macb: destroy the phylink instance on the probe error path

    In the Linux kernel, the following vulnerability has been resolved: net: macb: destroy the phylink instance on the probe error path macb_mii_init() creates a phylink instance on both of its success paths, but the probe unwind frees the netdev without destroyi…

  • Unscored —

    watchdog: msc313e: Avoid division by zero

    In the Linux kernel, the following vulnerability has been resolved: watchdog: msc313e: Avoid division by zero clk_get_rate() could return 0. Avoid a division by zero panic.

  • Unscored —

    watchdog: msc313e: Fix clock leak and spurious timer in settimeout()

    In the Linux kernel, the following vulnerability has been resolved: watchdog: msc313e: Fix clock leak and spurious timer in settimeout() msc313e_wdt_settimeout() unconditionally calls msc313e_wdt_start() which introduces two severe bugs: 1. If the watchdog is…

  • Unscored —

    octeontx2-pf: reset HTB scheduler topology before freeing queues

    In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: reset HTB scheduler topology before freeing queues HTB offload programs NIX_AF_TLxX_TOPOLOGY on QoS-allocated scheduler queues via otx2_qos_txschq_set_parent_topology(), but tea…

  • Unscored —

    ppp_synctty: ensure a writeable skb header

    In the Linux kernel, the following vulnerability has been resolved: ppp_synctty: ensure a writeable skb header ppp_sync_txmunge() checks headroom before prepending the address and control bytes, but does not ensure that the skb header is writable. A received …

  • Unscored —

    vxlan: initialize _md in vxlan_xmit_one()

    In the Linux kernel, the following vulnerability has been resolved: vxlan: initialize _md in vxlan_xmit_one() If a VXLAN device is configured with both VXLAN_F_COLLECT_METADATA and VXLAN_F_GBP, and a packet is transmitted through it using an external ip_tunne…

  • Unscored —

    net/mlx5e: Move representor vnic reporter to eswitch devlink port

    In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Move representor vnic reporter to eswitch devlink port The representor vnic devlink health reporter is created and destroyed along the representor netdev (un)load path, which is no…

  • Unscored —

    net: stmmac: initialize ptp_lock at probe time

    In the Linux kernel, the following vulnerability has been resolved: net: stmmac: initialize ptp_lock at probe time priv->ptp_lock is only initialized in stmmac_ptp_register(), which runs during __stmmac_open(). However, the lock is also used while the interfa…

  • Unscored —

    perf/core: Allow list_del during perf_event_overflow()

    In the Linux kernel, the following vulnerability has been resolved: perf/core: Allow list_del during perf_event_overflow() A PMU might use perf_sched_cb_inc() and perf_sched_cb_dec() interface to get the PMU call back function pmu::sched_task invoked at sched…

  • Unscored —

    net/sched: cls_route: free emptied bucket on filter move

    In the Linux kernel, the following vulnerability has been resolved: net/sched: cls_route: free emptied bucket on filter move route4_change can move an existing filter to a different top-level bucket: route4_set_parms recomputes the handle from TCA_ROUTE4_TO/ …

  • Unscored —

    perf/x86/intel: Prevent drain_pebs() reentry

    In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel: Prevent drain_pebs() reentry The PEBS buffer is shared by all events on a CPU, so drain_pebs() must not be reentered. If so, one instance may observe stale buffer state and po…

  • Unscored —

    net/sched: cls_api: Don't replay RTM_GETCHAIN in tc_ctl_chain().

    In the Linux kernel, the following vulnerability has been resolved: net/sched: cls_api: Don't replay RTM_GETCHAIN in tc_ctl_chain(). If a netlink socket sends RTM_GETCHAIN requests repeatedly without recv()ing the responses, tc_ctl_chain() hogs CPU and trigge…

  • High 8.8

    net: hinic: fix mailbox segment buffer overflow

    In the Linux kernel, the following vulnerability has been resolved: net: hinic: fix mailbox segment buffer overflow check_mbox_seq_id_and_seg_len() validates that seq_id does not exceed SEQ_ID_MAX_VAL (42) and seg_len does not exceed MBOX_SEG_LEN (48). Howeve…

  • Unscored —

    net/rds: fix tcp stream corruption with large pages

    In the Linux kernel, the following vulnerability has been resolved: net/rds: fix tcp stream corruption with large pages rds_message_map_pages() assigns PAGE_SIZE bytes to every scatterlist entry, even when total_len ends in a partial page. The RDS congestion …

  • Unscored —

    sunvdc: unmap LDC cookies when the descriptor send fails

    In the Linux kernel, the following vulnerability has been resolved: sunvdc: unmap LDC cookies when the descriptor send fails __send_request() maps the request's pages into the LDC channel's map table (ldc_map_sg()), fills in the descriptor and marks it VIO_DE…

  • High 7.0

    net: stmmac: fix TX descriptor availability check for TSO traffic

    In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix TX descriptor availability check for TSO traffic stmmac_tso_xmit() estimates the number of free TX descriptors required by a TSO skb as: (skb->len - proto_hdr_len) / TSO_MAX_…

  • Unscored —

    scsi: target: iscsi: Fix hang for aborted WRITE_PENDING commands

    In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix hang for aborted WRITE_PENDING commands When a LUN_RESET aborts a WRITE command that is in the TRANSPORT_WRITE_PENDING state, the target core sets CMD_T_ABORTED and w…

  • Unscored —

    configfs: unhash the dentry before dropping the item in rmdir

    In the Linux kernel, the following vulnerability has been resolved: configfs: unhash the dentry before dropping the item in rmdir configfs_get_config_item() treats a hashed dentry as proof that sd->s_element is a live config_item. configfs_rmdir() breaks that…

  • Unscored —

    configfs: pin the symlink target's dirent instead of chasing ->ci_dentry

    In the Linux kernel, the following vulnerability has been resolved: configfs: pin the symlink target's dirent instead of chasing ->ci_dentry create_link() reads the target's configfs_dirent from item->ci_dentry->d_fsdata, relying on the item reference taken b…

  • Unscored —

    powerpc/eeh: Fix recursive locking on devices without EEH sensitive driver

    In the Linux kernel, the following vulnerability has been resolved: powerpc/eeh: Fix recursive locking on devices without EEH sensitive driver The commit 1010b4c012b0 ("powerpc/eeh: Make EEH driver device hotplug safe") refactored the EEH code such that the p…

  • Unscored —

    x86/mm: Fix user-space data loss with MADV_FREE and THP

    In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix user-space data loss with MADV_FREE and THP Some of users of Polars (a data analytics library) have lost production data from this bug. They seem to have just the right combinatio…

  • Unscored —

    ipmr: account multicast table and route memory

    In the Linux kernel, the following vulnerability has been resolved: ipmr: account multicast table and route memory A netadmin in a user+net namespace can create many IPv4 and IPv6 multicast routing tables with MRT_TABLE and MRT6_TABLE. Each unseen id allocate…

  • High 7.8

    ipv6: fix fib6 walker UAF on seq stop

    In the Linux kernel, the following vulnerability has been resolved: ipv6: fix fib6 walker UAF on seq stop ipv6_route_iter_active() treats a walker in FWS_U at the table root as already unlinked. fib6_del_route() can move a still-linked walker into that same s…

  • Unscored —

    reboot: fix cad_pid use-after-free race

    In the Linux kernel, the following vulnerability has been resolved: reboot: fix cad_pid use-after-free race cad_pid is a single kernel-wide struct pid pointer. proc_do_cad_pid() reads it and passes it to pid_vnr() without protecting the lifetime of the refere…

  • Unscored —

    tracing: Fix memory corruption from the histogram stacktrace modifier

    In the Linux kernel, the following vulnerability has been resolved: tracing: Fix memory corruption from the histogram stacktrace modifier parse_field() sets HIST_FIELD_FL_STACKTRACE from the ".stacktrace" modifier before it looks the field name up, and nothin…

  • Unscored —

    tracing: Fix memory corruption from a "STACKTRACE" histogram key

    In the Linux kernel, the following vulnerability has been resolved: tracing: Fix memory corruption from a "STACKTRACE" histogram key "cpu", "CPU", "stacktrace" and "STACKTRACE" are generic fields, defined with an offset and a size of zero so that the filter c…

  • Unscored —

    tracing: Set the trace clock before registering the histogram trigger

    In the Linux kernel, the following vulnerability has been resolved: tracing: Set the trace clock before registering the histogram trigger hist_register_trigger() puts the trigger on the global named_triggers list in cmd_ops->init(), and only then sets the tra…

  • Unscored —

    tracing: Take trace_array reference when opening a tracer options file

    In the Linux kernel, the following vulnerability has been resolved: tracing: Take trace_array reference when opening a tracer options file When a tracer option file is opened, it is passed a descriptor that points to an element on the trace_array's topts arra…

  • High 7.0

    ALSA: us122l: Prevent write upgrades for read mappings

    In the Linux kernel, the following vulnerability has been resolved: ALSA: us122l: Prevent write upgrades for read mappings The hwdep mmap callback rejects read-buffer mappings that are initially writable, but leaves VM_MAYWRITE set on mappings created with PR…