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Package · Ubuntu

linux

17,832 known vulnerabilities.

17,640 results · Feed

  • High 7.1

    drm/amdkfd: clamp v9 CRIU control stack checkpoint copy to BO size

    In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: clamp v9 CRIU control stack checkpoint copy to BO size CRIU checkpoint copies the MQD control stack using cp_hqd_cntl_stack_size from hardware without bounding it to the allocated…

  • High 7.8

    drm/vmwgfx: Validate vmw_surface_metadata::array_size

    In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Validate vmw_surface_metadata::array_size This field comes from userspace and should be validated against specific limits depending on which Shader Model (SM) is available.

  • High 7.8

    drm/vc4: Prevent shader BO mappings from becoming writable

    In the Linux kernel, the following vulnerability has been resolved: drm/vc4: Prevent shader BO mappings from becoming writable vc4_gem_object_mmap() rejects a writable mapping of a validated shader BO, but leaves VM_MAYWRITE set. Userspace can map the BO read…

  • Unscored —

    firmware: arm_ffa: Fix NULL dereference in ffa_partition_info_get()

    In the Linux kernel, the following vulnerability has been resolved: firmware: arm_ffa: Fix NULL dereference in ffa_partition_info_get() ffa_partition_info_get() passes uuid_str directly to uuid_parse() without a NULL check. When a caller passes NULL, uuid_par…

  • Unscored —

    hwmon: (gigabyte_waterforce) Stop device IO before calling hid_hw_stop

    In the Linux kernel, the following vulnerability has been resolved: hwmon: (gigabyte_waterforce) Stop device IO before calling hid_hw_stop Calling hid_hw_stop() does not stop the device IO. This results in a race condition between hid_input_report() and the p…

  • High 7.8

    btrfs: don't propagate EXTENT_FLAG_LOGGING to split extent maps

    In the Linux kernel, the following vulnerability has been resolved: btrfs: don't propagate EXTENT_FLAG_LOGGING to split extent maps When btrfs_drop_extent_map_range() splits an extent map, the new split maps inherit the original map's flags through a local 'f…

  • Unscored —

    net/sched: Handle TC_ACT_REDIRECT from qdisc filter chains

    In the Linux kernel, the following vulnerability has been resolved: net/sched: Handle TC_ACT_REDIRECT from qdisc filter chains When a TC filter attached to a qdisc filter chain returns TC_ACT_REDIRECT (ex: via an eBPF program calling bpf_redirect() or an act_…

  • High 7.8

    net: txgbe: fix heap overflow when reading module EEPROM

    In the Linux kernel, the following vulnerability has been resolved: net: txgbe: fix heap overflow when reading module EEPROM txgbe_read_eeprom_hostif() always copies round_up(length, 4) bytes into the caller buffer, which ethtool allocates with exactly 'lengt…

  • Unscored —

    wifi: mt76: mt7925: fix possible NULL-pointer deref in mt7925_mcu_bss_he_tlv()

    In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: fix possible NULL-pointer deref in mt7925_mcu_bss_he_tlv() mt76_connac_get_he_phy_cap routine can theoretically return NULL so check cap pointer before dereferencing it.

  • Unscored —

    drm/imagination: Fit paired fragment job in the correct CCCB

    In the Linux kernel, the following vulnerability has been resolved: drm/imagination: Fit paired fragment job in the correct CCCB For geometry jobs with a paired fragment job, at the moment, the DRM scheduler's prepare_job() callback: - checks for internal (dr…

  • Unscored —

    drm/amd/display: use kvzalloc to allocate struct dc

    In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: use kvzalloc to allocate struct dc struct dc has grown large over time (most of it the two inlined dc_scratch_space copies) and now sits close to the page allocator's 4 MiB c…

  • Unscored —

    serial: 8250_mid: Fix NULL function pointer dereference on DNV/ICX-D/SNR platforms

    In the Linux kernel, the following vulnerability has been resolved: serial: 8250_mid: Fix NULL function pointer dereference on DNV/ICX-D/SNR platforms Commit b1b4efea05a5 ("serial: 8250_mid: Disable DMA for selected platforms") replaced the dnv_board setup an…

  • High 8.6

    libceph: bound get_version reply decode to front len

    In the Linux kernel, the following vulnerability has been resolved: libceph: bound get_version reply decode to front len handle_get_version_reply() uses msg->front_alloc_len as the decode boundary for MON_GET_VERSION_REPLY. That is the size of the reused repl…

  • High 8.8

    vxlan: require CAP_NET_ADMIN in the device netns for changelink

    In the Linux kernel, the following vulnerability has been resolved: vxlan: require CAP_NET_ADMIN in the device netns for changelink A tunnel changelink() operates on at most two netns, dev_net(dev) and the sticky underlay netns vxlan->net. They differ once th…

  • Critical 9.1

    ksmbd: validate minimum PDU size for transform requests

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate minimum PDU size for transform requests The receive path applies the minimum SMB2 PDU size check only when ProtocolId is SMB2_PROTO_NUMBER. A packet carrying SMB2_TRANSFORM_PR…

  • Unscored —

    drm/amdgpu/gfx8: drop unecessary BUG_ON()

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/gfx8: drop unecessary BUG_ON() There's no need to crash the kernel for this case. (cherry picked from commit 4d7c25208ca612b754f3bf39e9f16e725b828891)

  • Unscored —

    drm/dp_mst: Handle torn-down topology gracefully in drm_dp_mst_topology_queue_probe()

    In the Linux kernel, the following vulnerability has been resolved: drm/dp_mst: Handle torn-down topology gracefully in drm_dp_mst_topology_queue_probe() A hotplug or link-loss event can tear down the MST topology (setting mgr->mst_state = false and mgr->mst_…

  • Unscored —

    KVM: x86/mmu: Fix use-after-free on vendor module reload

    In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Fix use-after-free on vendor module reload mmu_destroy_caches() destroys pte_list_desc_cache and mmu_page_header_cache, but leaves both pointers unchanged. The pointers live in …

  • High 7.8

    gpu: host1x: Fix use-after-free in host1x_bo_clear_cached_mappings

    In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Fix use-after-free in host1x_bo_clear_cached_mappings __host1x_bo_unpin() drops the last reference to the mapping and frees it, so we can't dereference mapping afterwards. The ca…

  • Critical 9.8

    xfrm: fix stale skb->prev after async crypto steals a GSO segment

    In the Linux kernel, the following vulnerability has been resolved: xfrm: fix stale skb->prev after async crypto steals a GSO segment skb_gso_segment() leaves the segment list head with ->prev pointing at the last segment, an invariant validate_xmit_skb_list(…

  • High 7.1

    IB/mad: Drop unmatched RMPP responses before reassembly

    In the Linux kernel, the following vulnerability has been resolved: IB/mad: Drop unmatched RMPP responses before reassembly Kernel-handled RMPP receive processing starts reassembly for active DATA responses before the response is matched to an outstanding sen…

  • Unscored —

    btrfs: fix root leak if its reloc root is unexpected in merge_reloc_roots()

    In the Linux kernel, the following vulnerability has been resolved: btrfs: fix root leak if its reloc root is unexpected in merge_reloc_roots() If we have an unexpected reloc_root for our root, we jump to the out label but never drop the reference we obtained…

  • Unscored —

    sched_ext: Don't warn on core-sched forced idle in put_prev_task_scx()

    In the Linux kernel, the following vulnerability has been resolved: sched_ext: Don't warn on core-sched forced idle in put_prev_task_scx() put_prev_task_scx() warns when a runnable task drops to a lower sched_class without SCX_OPS_ENQ_LAST, on the assumption …

  • High 7.1

    xfrm: reject optional IPTFS templates in outbound policies

    In the Linux kernel, the following vulnerability has been resolved: xfrm: reject optional IPTFS templates in outbound policies syzbot reported a stack-out-of-bounds read in xfrm_state_find() which flows from xfrm_tmpl_resolve_one(). Commit 3d776e31c841 ("xfrm…

  • High 7.8

    RDMA/irdma: Prevent rereg_mr for non-mem regions

    In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Prevent rereg_mr for non-mem regions When a QP/CQ/SRQ is created, a two step process is used where the buffer is allocated in userspace and explicitly registered with the normal r…

  • Unscored —

    RDMA/irdma: Prevent user-triggered null deref on QP create

    In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Prevent user-triggered null deref on QP create Previously, the user QP creation path would only attempt to populate iwqp->iwpbl if the user-provided req.user_wqe_bufs field was no…

  • High 7.8

    RDMA/siw: publish QP after initialization

    In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: publish QP after initialization siw_create_qp() currently calls siw_qp_add() before the queues, CQ pointers, state, completion, and device list entry are ready. A QPN lookup can the…

  • Unscored —

    mtd: fix double free and WARN_ON in add_mtd_device() error paths

    In the Linux kernel, the following vulnerability has been resolved: mtd: fix double free and WARN_ON in add_mtd_device() error paths When device_register() or mtd_nvmem_add() fails inside add_mtd_device() for a partition, the error handling triggers mtd_relea…

  • High 7.8

    xfrm: clear mode callbacks after failed mode setup

    In the Linux kernel, the following vulnerability has been resolved: xfrm: clear mode callbacks after failed mode setup xfrm_state_gc_task can run long after a failed IPTFS state setup. In the reproduced case, __xfrm_init_state() cached x->mode_cbs, IPTFS setu…

  • High 7.5

    wifi: cfg80211: cancel sched scan results work on unregister

    In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: cancel sched scan results work on unregister cfg80211_sched_scan_results() can queue rdev->sched_scan_res_wk from a driver result notification while a scheduled scan request i…

  • Unscored —

    wifi: ipw2100: fix potential memory leak in ipw2100_pci_init_one()

    In the Linux kernel, the following vulnerability has been resolved: wifi: ipw2100: fix potential memory leak in ipw2100_pci_init_one() The memory allocated in the ipw2100_alloc_device() function is not freed in some of the error paths in ipw2100_pci_init_one(…

  • Unscored —

    wifi: cfg80211: Fix an error handling path in cfg80211_wext_siwscan()

    In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Fix an error handling path in cfg80211_wext_siwscan() If the test against IEEE80211_MAX_SSID_LEN fails, then 'creq' leaks. Use the existing error handling path to fix it.

  • Unscored —

    wifi: mac80211_hwsim: clamp virtio RX length before skb_put

    In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211_hwsim: clamp virtio RX length before skb_put hwsim_virtio_rx_work() passes the virtqueue used-ring length reported by the device straight to skb_put() on a fixed-size receive s…

  • Unscored —

    wifi: libertas: fix memory leak in helper_firmware_cb()

    In the Linux kernel, the following vulnerability has been resolved: wifi: libertas: fix memory leak in helper_firmware_cb() helper_firmware_cb() neglects to free the single-stage firmware image after a successful async load, leading to a memory leak in the US…

  • High 8.8

    wifi: mac80211: defer link RX stats percpu free to RCU

    In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: defer link RX stats percpu free to RCU sta_remove_link() frees a removed MLO link's RX stats percpu buffer right away, but defers only the link container to RCU: sta_info_free…

  • Unscored —

    wifi: cfg80211: convert pmsr_free_wk to wiphy_work to fix deadlock

    In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: convert pmsr_free_wk to wiphy_work to fix deadlock When a netlink socket that owns a PMSR session is closed, cfg80211_release_pmsr() clears the request's nl_portid and queues …

  • Unscored —

    wifi: nl80211: free RNR data on MBSSID mismatch

    In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: free RNR data on MBSSID mismatch nl80211_parse_beacon() rejects EMA RNR data when there are fewer RNR entries than MBSSID entries. The rejected RNR allocation has not been atta…

  • Unscored —

    wifi: cfg80211: validate PMSR FTM preamble range

    In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: validate PMSR FTM preamble range PMSR FTM request parsing accepts preamble values outside the enumerated nl80211 preamble range. Reject out-of-range values before using them i…

  • Unscored —

    wifi: mac80211: free AP_VLAN bc_buf SKBs outside IRQ lock

    In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: free AP_VLAN bc_buf SKBs outside IRQ lock ieee80211_do_stop() removes AP_VLAN packets from the parent AP ps->bc_buf while holding ps->bc_buf.lock with IRQs disabled. It then c…

  • High 7.8

    wifi: cfg80211: use wiphy work for socket owner autodisconnect

    In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: use wiphy work for socket owner autodisconnect nl80211_netlink_notify() walks the cfg80211 wireless device list when a NETLINK_GENERIC socket is released. If the socket owns a…