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linux

17,832 known vulnerabilities.

17,640 results · Feed

  • Unscored —

    soc: samsung: exynos-pmu: fix use-after-free of interrupt generator node

    In the Linux kernel, the following vulnerability has been resolved: soc: samsung: exynos-pmu: fix use-after-free of interrupt generator node The setup_cpuhp_and_cpuidle() parses the device tree node for the interrupt generation block via of_parse_phandle() an…

  • Unscored —

    memcg: avoid charging the root memcg from obj_cgroup_charge_pages()

    In the Linux kernel, the following vulnerability has been resolved: memcg: avoid charging the root memcg from obj_cgroup_charge_pages() obj_cgroup_charge_pages() resolves the objcg to its memcg and calls try_charge_memcg(), which does not short circuit the ro…

  • Unscored —

    selinux: always fill AVC decision in avc_has_perm_noaudit()

    In the Linux kernel, the following vulnerability has been resolved: selinux: always fill AVC decision in avc_has_perm_noaudit() avc_has_perm_noaudit() is documented to return a copy of the access decision in @avd, but its early return for an empty requested p…

  • Unscored —

    power: sequencing: fix NULL-pointer dereference in pwrseq_device_register()

    In the Linux kernel, the following vulnerability has been resolved: power: sequencing: fix NULL-pointer dereference in pwrseq_device_register() If dev_set_name() fails in pwrseq_device_register(), we jump to the err_put_pwrseq label before initializing pwrseq…

  • Unscored —

    power: sequencing: fix NULL-pointer dereference in pwrseq_unit_new()

    In the Linux kernel, the following vulnerability has been resolved: power: sequencing: fix NULL-pointer dereference in pwrseq_unit_new() If memory allocation fails in pwrseq_unit_setup_deps(), pwrseq_unit_put() is called to release the partially initialized u…

  • Unscored —

    watchdog: da9063: fix suspend/resume handling of HW_RUNNING watchdog

    In the Linux kernel, the following vulnerability has been resolved: watchdog: da9063: fix suspend/resume handling of HW_RUNNING watchdog da9063_wdt_suspend() and da9063_wdt_resume() only check watchdog_active(), when the watchdog is left running by the driver…

  • Unscored —

    watchdog: rzv2h: Avoid division by zero

    In the Linux kernel, the following vulnerability has been resolved: watchdog: rzv2h: Avoid division by zero clk_get_rate() could return 0. Avoid a division by zero panic.

  • Unscored —

    watchdog: rtd119x: Avoid division by zero

    In the Linux kernel, the following vulnerability has been resolved: watchdog: rtd119x: Avoid division by zero clk_get_rate() could return 0. Avoid a division by zero panic.

  • Unscored —

    wifi: mac80211: avoid WARN in set_bitrate_mask when sdata not in driver

    In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: avoid WARN in set_bitrate_mask when sdata not in driver ieee80211_set_bitrate_mask() checks if the interface is running via ieee80211_sdata_running(), but it does not check if…

  • Unscored —

    wifi: rsi: fix heap OOB write on key removal

    In the Linux kernel, the following vulnerability has been resolved: wifi: rsi: fix heap OOB write on key removal When a key is removed (data == NULL), rsi_hal_load_key() runs: memset(&set_key[FRAME_DESC_SZ], 0, frame_len - FRAME_DESC_SZ); set_key is a struct …

  • Unscored —

    drm/virtio: Fix a NULL vs ERR_PTR() bug in virtio_gpu_user_framebuffer_create()

    In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Fix a NULL vs ERR_PTR() bug in virtio_gpu_user_framebuffer_create() Smatch complains that returning a NULL here will lead to a NULL pointer dereference in drm_mode_addfb2(). Retur…

  • Unscored —

    s390/boot: Avoid IPL parameter append past command line

    In the Linux kernel, the following vulnerability has been resolved: s390/boot: Avoid IPL parameter append past command line A command line may occupy all but the terminating byte of COMMAND_LINE_SIZE. In that case append_ipl_block_parm() passes a zero size to…

  • Unscored —

    net: icmp: avoid invalid transport header access in icmp_send tracepoint

    In the Linux kernel, the following vulnerability has been resolved: net: icmp: avoid invalid transport header access in icmp_send tracepoint syzbot reported a WARNING triggered by DEBUG_NET_WARN_ON_ONCE(): WARNING: at skb_transport_header include/linux/skbuff…

  • High 7.5

    net: iptunnel: fix stale transport header during tunnel decapsulation

    In the Linux kernel, the following vulnerability has been resolved: net: iptunnel: fix stale transport header during tunnel decapsulation Syzbot reported a crash in qdisc_pkt_len_segs_init() caused by a stale transport_header offset after tunnel decapsulation…

  • Unscored —

    s390/ipl: Fix NULL deref in kdump without re-IPL parm block

    In the Linux kernel, the following vulnerability has been resolved: s390/ipl: Fix NULL deref in kdump without re-IPL parm block Some IPL types, like HMC FTP boot or QEMU direct kernel boot, might not provide an IPL parameter block. In this case, reipl_type_in…

  • Unscored —

    s390/ipl: Fix NULL deref in dump_reipl without re-IPL parm block

    In the Linux kernel, the following vulnerability has been resolved: s390/ipl: Fix NULL deref in dump_reipl without re-IPL parm block Unlike kdump, which passes the re-IPL parameter block through os_info, the stand-alone dump passes it through the IPL parm blo…

  • Unscored —

    locking/lockdep: Invalidate stale class_cache entries for zapped classes

    In the Linux kernel, the following vulnerability has been resolved: locking/lockdep: Invalidate stale class_cache entries for zapped classes syzbot reported a lockdep splat hitting DEBUG_LOCKS_WARN_ON(1) in hlock_class() due to an invalid class_idx: WARNING: …

  • Unscored —

    af_unix: Return immediately when manage_oob() returns NULL for 0-length buffer.

    In the Linux kernel, the following vulnerability has been resolved: af_unix: Return immediately when manage_oob() returns NULL for 0-length buffer. Fahad Alharbi reported that recv(0, MSG_PEEK) triggers busy-wait in unix_stream_read_generic() if recv() is blo…

  • Unscored —

    Bluetooth: btintel_pcie: fix tx_handle bounds off-by-one

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel_pcie: fix tx_handle bounds off-by-one Valid indices into txq->urbd0s/tfds/bufs are 0..txq->count-1, so tfd_index == txq->count is already out of range. Change the guard in …

  • Unscored —

    net: ipv4: Fix UDP length overflow with PMTU discover and big MTU

    In the Linux kernel, the following vulnerability has been resolved: net: ipv4: Fix UDP length overflow with PMTU discover and big MTU This commit bounds cork->base.fragsize to IP_MAX_MTU to avoid a possible overflow of UDP length that triggers a WARN in udp_s…

  • Unscored —

    drm/xe: Guard page-fault worker with runtime PM check

    In the Linux kernel, the following vulnerability has been resolved: drm/xe: Guard page-fault worker with runtime PM check During VM teardown, the VM's runtime PM reference is dropped asynchronously, allowing the device to autosuspend while stale page faults b…

  • Unscored —

    x86/amd_node: Avoid divide by zero on virtualized systems

    In the Linux kernel, the following vulnerability has been resolved: x86/amd_node: Avoid divide by zero on virtualized systems On a virtualized system, the number of nodes does not have a relationship to the number of roots. A Xen PVH dom0 can calculate roots_…

  • Unscored —

    exec: do_close_on_exec() before taking exec_update_lock

    In the Linux kernel, the following vulnerability has been resolved: exec: do_close_on_exec() before taking exec_update_lock do_close_on_exec() currently happens while holding the exec_update_lock, which is used in a lot of places that access process state to …

  • Unscored —

    drm/amdgpu: skip gfx switch_power_profile during GPU reset

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: skip gfx switch_power_profile during GPU reset During resume from GPU reset, the gfx idle work may invoke switch_power_profile before the reset completes. This causes the followin…

  • Unscored —

    s390/crypto: Fix skcipher_walk return code handling in aes_s390

    In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix skcipher_walk return code handling in aes_s390 The return codes from skcipher_walk_virt() were not properly checked before entering the processing loops in ecb_aes_crypt() an…

  • Unscored —

    scsi: qla2xxx: Use memset_io() to clear QLAFX00 request ring slot

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use memset_io() to clear QLAFX00 request ring slot For QLAFX00 the request ring is ioremapped device I/O memory (ha->iobase + req_que_off), not DMA-coherent RAM, which is why t…

  • Unscored —

    bpf: Fix out-of-bounds read of sk_protocol in bpf_sock_destroy()

    In the Linux kernel, the following vulnerability has been resolved: bpf: Fix out-of-bounds read of sk_protocol in bpf_sock_destroy() sk_protocol lives in struct sock, not in struct sock_common. A timewait or request sock handed to bpf_sock_destroy() by the tc…

  • High 7.8

    bpf: Disallow bpf_skb_pull_data() for LWT_SEG6LOCAL

    In the Linux kernel, the following vulnerability has been resolved: bpf: Disallow bpf_skb_pull_data() for LWT_SEG6LOCAL An LWT_SEG6LOCAL program can invalidate its cached SRH with bpf_lwt_seg6_adjust_srh() and then call bpf_skb_pull_data(). The latter may rea…

  • High 7.8

    bpf: Reject dev-bound-only programs on other devices

    In the Linux kernel, the following vulnerability has been resolved: bpf: Reject dev-bound-only programs on other devices __bpf_offload_dev_match() falls back to comparing offdev pointers after an exact netdev mismatch. Bound-only programs normally have NULL o…

  • High 7.8

    veth: manage XDP program pointers during channel resize

    In the Linux kernel, the following vulnerability has been resolved: veth: manage XDP program pointers during channel resize veth_set_channels() tears down XDP resources for removed RX queues without clearing rq->xdp_prog. If the program is then detached or re…

  • Unscored —

    net/sched: reject IDR error pointers when deleting actions

    In the Linux kernel, the following vulnerability has been resolved: net/sched: reject IDR error pointers when deleting actions tcf_action_delete() drops the reference held by its lookup before calling tcf_idr_delete_index() with the saved action index. An unl…

  • Unscored —

    netfilter: ip6t_rpfilter: reject routes without inet6_dev

    In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6t_rpfilter: reject routes without inet6_dev ip6_route_lookup() can return an error-free route whose rt6i_idev is NULL. Lowering an external nexthop device's MTU below IPV6_MIN_M…

  • High 7.8

    bpf: Skip unsettled links in link iterator

    In the Linux kernel, the following vulnerability has been resolved: bpf: Skip unsettled links in link iterator bpf_link_prime() inserts a link into link_idr before anon_inode_getfile() succeeds and before bpf_link_settle() publishes the ID in link->id. bpf_li…

  • Unscored —

    vlan: require the MAC header to be present in __vlan_insert_inner_tag()

    In the Linux kernel, the following vulnerability has been resolved: vlan: require the MAC header to be present in __vlan_insert_inner_tag() __vlan_insert_inner_tag() only guarantees head room via skb_cow_head(), never that mac_len bytes of MAC header are pres…

  • High 7.8

    bpf: Use array_map_meta_equal for percpu array inner map replacement

    In the Linux kernel, the following vulnerability has been resolved: bpf: Use array_map_meta_equal for percpu array inner map replacement percpu_array_map_ops.map_meta_equal points to the generic bpf_map_meta_equal(), which does not compare max_entries. When a…

  • Unscored —

    xen/netfront: drop RX packets with a short Ethernet header

    In the Linux kernel, the following vulnerability has been resolved: xen/netfront: drop RX packets with a short Ethernet header handle_incoming_queue() pulls pull_to bytes into the head before calling eth_type_trans(). pull_to is the length of the first RX slo…

  • High 8.8

    tcp: fix use-after-free of retransmit_skb_hint in tcp_send_synack()

    In the Linux kernel, the following vulnerability has been resolved: tcp: fix use-after-free of retransmit_skb_hint in tcp_send_synack() When tcp_send_synack() replaces the cloned SYN skb at the head of the retransmit queue with a copy, it frees the original w…

  • Unscored —

    mm/hugetlb: preserve mremap address delta when skipping page tables

    In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: preserve mremap address delta when skipping page tables move_hugetlb_page_tables() optimizes mremap() by advancing to the last entry in the page table when the source page table d…

  • Unscored —

    xfrm: iptfs: fix stack OOB read in iptfs_skb_reset_frag_walk()

    In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix stack OOB read in iptfs_skb_reset_frag_walk() iptfs_skb_reset_frag_walk() advances to the fragment containing @offset with an unbounded loop: while (offset >= walk->past + wa…

  • Unscored —

    xfrm: iptfs: fix runt reassembly panic from short inner tot_len

    In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix runt reassembly panic from short inner tot_len When the start of an inner packet is split across two outer packets such that fewer than 4 bytes land at the end of the first o…