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linux

17,832 known vulnerabilities.

17,640 results · Feed

  • Unscored —

    net/sched: account classifier filter allocations to memcg

    In the Linux kernel, the following vulnerability has been resolved: net/sched: account classifier filter allocations to memcg Allocations in the tc classifier *_change() paths (filter objects, per-CPU counters, and per-filter aux data) use plain GFP_KERNEL wi…

  • Unscored —

    net: sparx5: fix sleep in atomic context in MAC table access

    In the Linux kernel, the following vulnerability has been resolved: net: sparx5: fix sleep in atomic context in MAC table access sparx5_set_rx_mode() runs with netif_addr_lock_bh held and iterates dev->mc via __dev_mc_sync(), which per address calls sparx5_mc…

  • Unscored —

    Drivers: hv: vmbus: Skip VMBus module cleanup for non-nested root partition

    In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Skip VMBus module cleanup for non-nested root partition The VMBus module initialization function, hv_acpi_init(), currently does nothing when running in the root partition…

  • Unscored —

    fuse: Fix the condition to enable over-io-uring

    In the Linux kernel, the following vulnerability has been resolved: fuse: Fix the condition to enable over-io-uring The existing condition in fuse_uring_cmd() is there only to avoid disabling io-uring for connections that already run with it, missing was a co…

  • Unscored —

    arm64: process: Fix context switching MTE store-only tag check

    In the Linux kernel, the following vulnerability has been resolved: arm64: process: Fix context switching MTE store-only tag check SCTLR_EL1.TCSO0 is set when user opt-in for MTE store-only tag check mode. However, it is not part of SCTLR_USER_MASK which impl…

  • High 8.0

    Bluetooth: L2CAP: reject accept queue add unless BT_LISTEN

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: reject accept queue add unless BT_LISTEN New sk should not be added to parent socket accept queue after last l2cap_sock_cleanup_listen() has run in l2cap_sock_teardown_cb() …

  • High 7.8

    Bluetooth: L2CAP: access chan->conn safely in get/setsockopt

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: access chan->conn safely in get/setsockopt Since commit b66774b48dd9 ("Bluetooth: L2CAP: Fix UAF in channel timeout by holding conn ref") l2cap_chan::conn has held reference…

  • High 8.0

    Bluetooth: L2CAP: fix race l2cap_sock_cleanup_listen() vs. put_chan

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix race l2cap_sock_cleanup_listen() vs. put_chan For L2CAP sockets without owning sk->sk_socket, reading l2cap_pi(sk)->chan may race against concurrent l2cap_sock_kill() ->…

  • High 7.1

    Bluetooth: btnxpuart: Validate the FW dump header length

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Validate the FW dump header length nxp_process_fw_dump() pulls the ACL header off the frame and then reads seq_num and buf_len from a struct nxp_fw_dump_hdr placed at sk…

  • Unscored —

    Bluetooth: btmtksdio: Fix out-of-bounds DMA read in the TX path

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtksdio: Fix out-of-bounds DMA read in the TX path btmtksdio_tx_packet() rounds the transfer size up to the SDIO block size of 256 bytes, but hands the host controller the SKB bu…

  • Unscored —

    Bluetooth: RFCOMM: Validate MTU in rfcomm_apply_pn() to prevent infinite loop

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Validate MTU in rfcomm_apply_pn() to prevent infinite loop rfcomm_apply_pn() accepts the MTU value from a remote PN (Parameter Negotiation) frame without checking for zero.…

  • Unscored —

    xsk: honor XDP_TX_METADATA in zero-copy path

    In the Linux kernel, the following vulnerability has been resolved: xsk: honor XDP_TX_METADATA in zero-copy path The zero-copy path reads TX metadata whenever the UMEM has metadata space, even if the descriptor does not set XDP_TX_METADATA. Pass descriptor op…

  • Unscored —

    Bluetooth: do not leak an hci_conn when a second LE connect is rejected

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: do not leak an hci_conn when a second LE connect is rejected create_le_conn_complete() decides whether the failed connection is still pending by comparing it against hci_lookup_le_…

  • Unscored —

    octeontx2-af: fix NULL deref in NIX TM tree debugfs read path

    In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: fix NULL deref in NIX TM tree debugfs read path rvu_dbg_nix_tm_tree_display() dereferences pfvf->sq_ctx without checking whether the SQ context has been allocated. Reading /sys/…

  • Unscored —

    net/sched: act_ife: Only operate on Ethernet frames

    In the Linux kernel, the following vulnerability has been resolved: net/sched: act_ife: Only operate on Ethernet frames act_ife encapsulates/decapsulates the original Ethernet header and uses skb->dev->hard_header_len as the length of that header. That is onl…

  • Unscored —

    octeontx2-vf: fix workqueue and netdev race in probe/remove

    In the Linux kernel, the following vulnerability has been resolved: octeontx2-vf: fix workqueue and netdev race in probe/remove Initialize the VF workqueue before register_netdev() so ndo_set_rx_mode does not queue work on a NULL workqueue. Unregister the net…

  • Unscored —

    net: mana: Cap MSI-X vectors to the device MSI-X table size

    In the Linux kernel, the following vulnerability has been resolved: net: mana: Cap MSI-X vectors to the device MSI-X table size mana_gd_query_max_resources() sizes gc->num_msix_usable from resp.max_msix and the CPU count, but never from the device MSI-X table…

  • Unscored —

    octeontx2-pf: fix NULL deref of af_xdp_zc_qidx on rep setup

    In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: fix NULL deref of af_xdp_zc_qidx on rep setup af_xdp_zc_qidx tracks receive queues using AF_XDP zero-copy and is allocated during PF/VF probe. Representors and other non-AF_XDP …

  • Unscored —

    net/rds: use wq_has_sleeper() in rds_cong_map_updated()

    In the Linux kernel, the following vulnerability has been resolved: net/rds: use wq_has_sleeper() in rds_cong_map_updated() rds_cong_map_updated() runs after a peer's congestion map has been rewritten (by rds_tcp_cong_recv() and rds_ib_cong_recv(), or the cle…

  • Unscored —

    octeontx2-af: fix cn20k mailbox lifetime on repeated rvu_mbox_init()

    In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: fix cn20k mailbox lifetime on repeated rvu_mbox_init() rvu_mbox_init() is called separately for AF-PF mailboxes during probe and for AF-VF mailboxes when SR-IOV is enabled. Each…

  • Unscored —

    net: fix a resource leak in copy_net_ns() error handling path

    In the Linux kernel, the following vulnerability has been resolved: net: fix a resource leak in copy_net_ns() error handling path Currently, preinit_net() does two things: (1) call ns_common_init() which might fail (2) initialize resources which does not fail…

  • Unscored —

    net/sched: act_skbmod: fix length calculations and avoid invalid header warnings

    In the Linux kernel, the following vulnerability has been resolved: net/sched: act_skbmod: fix length calculations and avoid invalid header warnings syzbot reported a warning in skb_network_header_len() triggered by tcf_skbmod_act(): !skb_transport_header_was…

  • Unscored —

    net/sched: fq: add overflow bounds to quantum and initial quantum

    In the Linux kernel, the following vulnerability has been resolved: net/sched: fq: add overflow bounds to quantum and initial quantum fq_init() computes quantum = 2 * psched_mtu() and initial_quantum = 10 * psched_mtu() with no overflow check. A device with a…

  • Unscored —

    net/sched: fq_codel: clamp default quantum and mtu

    In the Linux kernel, the following vulnerability has been resolved: net/sched: fq_codel: clamp default quantum and mtu fq_codel_init() sets q->quantum = psched_mtu(qdisc_dev(sch)) without clamping. A device with a huge MTU (e.g. dummy with max_mtu == 0 accept…

  • Unscored —

    net/sched: fq_pie: clamp default quantum to avoid signed overflow

    In the Linux kernel, the following vulnerability has been resolved: net/sched: fq_pie: clamp default quantum to avoid signed overflow fq_pie_init() sets q->quantum = psched_mtu(qdisc_dev(sch)) without clamping. A device with a huge MTU (e.g. dummy with max_mt…

  • Unscored —

    net/sched: hhf: clamp quantum before hhf_change() to avoid overflow

    In the Linux kernel, the following vulnerability has been resolved: net/sched: hhf: clamp quantum before hhf_change() to avoid overflow hhf_init() sets q->quantum = psched_mtu(qdisc_dev(sch)) with no overflow check. A device with a huge MTU (e.g. dummy with m…

  • High 7.8

    net/sched: sch_teql: restore skb->dev on the slave failure path

    In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_teql: restore skb->dev on the slave failure path teql_master_xmit() sets skb->dev = slave before calling the slave's ndo_start_xmit(), but never restores it when that transmit …

  • Unscored —

    net/sched: sfq: clamp quantum to avoid signed overflow soft lockup

    In the Linux kernel, the following vulnerability has been resolved: net/sched: sfq: clamp quantum to avoid signed overflow soft lockup sfq_init() sets q->quantum = psched_mtu(qdisc_dev(sch)) (unsigned). A device with a huge MTU (e.g. dummy with max_mtu == 0 a…

  • Unscored —

    tpm: st33zp24: Return zero on status read failure

    In the Linux kernel, the following vulnerability has been resolved: tpm: st33zp24: Return zero on status read failure st33zp24_status() ignores the result of the transport read and returns data even when no byte was received. The I2C transport, for example, s…

  • High 7.8

    crypto: acomp - allocate async request context when cloning

    In the Linux kernel, the following vulnerability has been resolved: crypto: acomp - allocate async request context when cloning ACOMP_REQUEST_ON_STACK() reserves only enough storage for the synchronous fallback. When an async implementation is selected, calle…

  • Unscored —

    ASoC: dapm: Fix off-by-one check on the second enum channel

    In the Linux kernel, the following vulnerability has been resolved: ASoC: dapm: Fix off-by-one check on the second enum channel The snd_soc_dapm_put_enum_double() rejects item[0] once it reaches e->items, but it lets item[1] be equal to it. Both go on to snd_…

  • High 7.5

    libceph: validate banner payload length

    In the Linux kernel, the following vulnerability has been resolved: libceph: validate banner payload length When parsing the Ceph messenger v2 protocol banner, the `payload_len` field is decoded from the banner prefix. If a client sends a banner with a `paylo…

  • Unscored —

    net/smc: release the internal TCP sock on IPPROTO_SMC socket creation failure

    In the Linux kernel, the following vulnerability has been resolved: net/smc: release the internal TCP sock on IPPROTO_SMC socket creation failure IPPROTO_SMC sockets create an internal TCP sock ("clcsock") from the proto->init hook. When socket creation fails…

  • Unscored —

    samples/ftrace: Fix kthread_stop() on ERR_PTR in ftrace-direct-multi-modify

    In the Linux kernel, the following vulnerability has been resolved: samples/ftrace: Fix kthread_stop() on ERR_PTR in ftrace-direct-multi-modify ftrace_direct_multi_init() assigns kthread_run()'s return value to simple_tsk without an IS_ERR() check. When kthre…

  • Unscored —

    virtio-net: Ensure that TCP packets don't overflow gso_segs

    In the Linux kernel, the following vulnerability has been resolved: virtio-net: Ensure that TCP packets don't overflow gso_segs The user can specify any gso_size in a packet crafted with an AF_PACKET PACKET_VNET_HDR socket, even smaller than TCP_MIN_GSO_SIZE …

  • Unscored —

    netfilter: nf_tables: skip double clone set expressions on element insert

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: skip double clone set expressions on element insert Both the dynset and newsetelem path clone the existing set expressions when setting set element expressions if no ove…

  • High 7.1

    netfilter: nf_tables: move hardware offload step after building the chain blob

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: move hardware offload step after building the chain blob Allocate the chain blob before the ruleset offload to reduce chances of entering an inconsistent state where the…

  • Unscored —

    ALSA: control: Don't add invalid kcontrols to LED layer

    In the Linux kernel, the following vulnerability has been resolved: ALSA: control: Don't add invalid kcontrols to LED layer The kcontrol LED state layer tries to track the all associated kcontrol elements with naive assumptions that they are readable. But one…

  • High 7.5

    net: stmmac: restore NET_IP_ALIGN in the RX DMA offset

    In the Linux kernel, the following vulnerability has been resolved: net: stmmac: restore NET_IP_ALIGN in the RX DMA offset Since the RX path was converted to zero-copy, the page pool page is handed to the stack directly as the skb head, and the offset the DMA…

  • Unscored —

    net/sched: bound qdisc_pkt_len to prevent qdisc soft lockup

    In the Linux kernel, the following vulnerability has been resolved: net/sched: bound qdisc_pkt_len to prevent qdisc soft lockup qdisc_get_stab() accepts a user-supplied size table, and __qdisc_calculate_pkt_len() amplifies qdisc_pkt_len() through the overhead…