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linux

17,836 known vulnerabilities.

17,644 results · Feed

  • Unscored —

    KVM: SEV: Drop WARN on large size for KVM_MEMORY_ENCRYPT_REG_REGION

    In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Drop WARN on large size for KVM_MEMORY_ENCRYPT_REG_REGION Drop the WARN in sev_pin_memory() on npages overflowing an int, as the WARN is comically trivially to trigger from userspac…

  • High 8.8

    KVM: x86: Use scratch field in MMIO fragment to hold small write values

    In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Use scratch field in MMIO fragment to hold small write values When exiting to userspace to service an emulated MMIO write, copy the to-be-written value to a scratch field in the MMI…

  • Critical 9.8

    mm: call ->free_folio() directly in folio_unmap_invalidate()

    In the Linux kernel, the following vulnerability has been resolved: mm: call ->free_folio() directly in folio_unmap_invalidate() We can only call filemap_free_folio() if we have a reference to (or hold a lock on) the mapping. Otherwise, we've already removed …

  • High 7.8

    ASoC: qcom: q6apm: move component registration to unmanaged version

    In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: q6apm: move component registration to unmanaged version q6apm component registers dais dynamically from ASoC toplology, which are allocated using device managed version apis. Allo…

  • High 7.8

    mm: blk-cgroup: fix use-after-free in cgwb_release_workfn()

    In the Linux kernel, the following vulnerability has been resolved: mm: blk-cgroup: fix use-after-free in cgwb_release_workfn() cgwb_release_workfn() calls css_put(wb->blkcg_css) and then later accesses wb->blkcg_css again via blkcg_unpin_online(). If css_put…

  • Unscored —

    media: vidtv: fix nfeeds state corruption on start_streaming failure

    In the Linux kernel, the following vulnerability has been resolved: media: vidtv: fix nfeeds state corruption on start_streaming failure syzbot reported a memory leak in vidtv_psi_service_desc_init [1]. When vidtv_start_streaming() fails inside vidtv_start_fe…

  • High 7.8

    media: mediatek: vcodec: fix use-after-free in encoder release path

    In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: fix use-after-free in encoder release path The fops_vcodec_release() function frees the context structure (ctx) without first cancelling any pending or running work i…

  • Unscored —

    hwmon: (powerz) Fix use-after-free on USB disconnect

    In the Linux kernel, the following vulnerability has been resolved: hwmon: (powerz) Fix use-after-free on USB disconnect After powerz_disconnect() frees the URB and releases the mutex, a subsequent powerz_read() call can acquire the mutex and call powerz_read…

  • Unscored —

    media: em28xx: fix use-after-free in em28xx_v4l2_open()

    In the Linux kernel, the following vulnerability has been resolved: media: em28xx: fix use-after-free in em28xx_v4l2_open() em28xx_v4l2_open() reads dev->v4l2 without holding dev->lock, creating a race with em28xx_v4l2_init()'s error path and em28xx_v4l2_fini…

  • Unscored —

    ALSA: 6fire: fix use-after-free on disconnect

    In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: fix use-after-free on disconnect In usb6fire_chip_abort(), the chip struct is allocated as the card's private data (via snd_card_new with sizeof(struct sfire_chip)). When snd_car…

  • Unscored —

    bcache: fix cached_dev.sb_bio use-after-free and crash

    In the Linux kernel, the following vulnerability has been resolved: bcache: fix cached_dev.sb_bio use-after-free and crash In our production environment, we have received multiple crash reports regarding libceph, which have caught our attention: ``` [6888366.…

  • Unscored —

    wireguard: device: use exit_rtnl callback instead of manual rtnl_lock in pre_exit

    In the Linux kernel, the following vulnerability has been resolved: wireguard: device: use exit_rtnl callback instead of manual rtnl_lock in pre_exit wg_netns_pre_exit() manually acquires rtnl_lock() inside the pernet .pre_exit callback. This causes a hung ta…

  • Unscored —

    media: as102: fix to not free memory after the device is registered in as102_usb_probe()

    In the Linux kernel, the following vulnerability has been resolved: media: as102: fix to not free memory after the device is registered in as102_usb_probe() In as102_usb driver, the following race condition occurs: ``` CPU0 CPU1 as102_usb_probe() kzalloc(); /…

  • Unscored —

    nilfs2: fix NULL i_assoc_inode dereference in nilfs_mdt_save_to_shadow_map

    In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL i_assoc_inode dereference in nilfs_mdt_save_to_shadow_map The DAT inode's btree node cache (i_assoc_inode) is initialized lazily during btree operations. However, nilfs_mdt_s…

  • Unscored —

    media: hackrf: fix to not free memory after the device is registered in hackrf_probe()

    In the Linux kernel, the following vulnerability has been resolved: media: hackrf: fix to not free memory after the device is registered in hackrf_probe() In hackrf driver, the following race condition occurs: ``` CPU0 CPU1 hackrf_probe() kzalloc(); // alloc …

  • Unscored —

    mm/userfaultfd: fix hugetlb fault mutex hash calculation

    In the Linux kernel, the following vulnerability has been resolved: mm/userfaultfd: fix hugetlb fault mutex hash calculation In mfill_atomic_hugetlb(), linear_page_index() is used to calculate the page index for hugetlb_fault_mutex_hash(). However, linear_pag…

  • Unscored —

    clockevents: Add missing resets of the next_event_forced flag

    In the Linux kernel, the following vulnerability has been resolved: clockevents: Add missing resets of the next_event_forced flag The prevention mechanism against timer interrupt starvation missed to reset the next_event_forced flag in a couple of places: - W…

  • Unscored —

    i2c: designware: amdisp: Fix resume-probe race condition issue

    In the Linux kernel, the following vulnerability has been resolved: i2c: designware: amdisp: Fix resume-probe race condition issue Identified resume-probe race condition in kernel v7.0 with the commit 38fa29b01a6a ("i2c: designware: Combine the init functions…

  • Unscored —

    drm/i915: Unlink NV12 planes earlier

    In the Linux kernel, the following vulnerability has been resolved: drm/i915: Unlink NV12 planes earlier unlink_nv12_plane() will clobber parts of the plane state potentially already set up by plane_atomic_check(), so we must make sure not to call the two in …

  • High 8.8

    can: gw: fix OOB heap access in cgw_csum_crc8_rel()

    In the Linux kernel, the following vulnerability has been resolved: can: gw: fix OOB heap access in cgw_csum_crc8_rel() cgw_csum_crc8_rel() correctly computes bounds-safe indices via calc_idx(): int from = calc_idx(crc8->from_idx, cf->len); int to = calc_idx(…

  • High 7.3

    LoongArch: KVM: Handle the case that EIOINTC's coremap is empty

    In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Handle the case that EIOINTC's coremap is empty EIOINTC's coremap in eiointc_update_sw_coremap() can be empty, currently we get a cpuid with -1 in this case, but we actually n…

  • Unscored —

    s390/mm: Add missing secure storage access fixups for donated memory

    In the Linux kernel, the following vulnerability has been resolved: s390/mm: Add missing secure storage access fixups for donated memory There are special cases where secure storage access exceptions happen in a kernel context for pages that don't have the PG…

  • Unscored —

    PM: sleep: Drop spurious WARN_ON() from pm_restore_gfp_mask()

    In the Linux kernel, the following vulnerability has been resolved: PM: sleep: Drop spurious WARN_ON() from pm_restore_gfp_mask() Commit 35e4a69b2003f ("PM: sleep: Allow pm_restrict_gfp_mask() stacking") introduced refcount-based GFP mask management that warn…

  • High 7.8

    drm/amdgpu: Fix fence put before wait in amdgpu_amdkfd_submit_ib

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix fence put before wait in amdgpu_amdkfd_submit_ib amdgpu_amdkfd_submit_ib() submits a GPU job and gets a fence from amdgpu_ib_schedule(). This fence is used to wait for job com…

  • Unscored —

    RDMA/irdma: Fix deadlock during netdev reset with active connections

    In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix deadlock during netdev reset with active connections Resolve deadlock that occurs when user executes netdev reset while RDMA applications (e.g., rping) are active. The netdev …

  • High 7.5

    net: macb: Use dev_consume_skb_any() to free TX SKBs

    In the Linux kernel, the following vulnerability has been resolved: net: macb: Use dev_consume_skb_any() to free TX SKBs The napi_consume_skb() function is not intended to be called in an IRQ disabled context. However, after commit 6bc8a5098bf4 ("net: macb: F…

  • Unscored —

    x86/cpu: Remove X86_CR4_FRED from the CR4 pinned bits mask

    In the Linux kernel, the following vulnerability has been resolved: x86/cpu: Remove X86_CR4_FRED from the CR4 pinned bits mask Commit in Fixes added the FRED CR4 bit to the CR4 pinned bits mask so that whenever something else modifies CR4, that bit remains se…

  • Unscored —

    drm/mediatek: dsi: Store driver data before invoking mipi_dsi_host_register

    In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: dsi: Store driver data before invoking mipi_dsi_host_register The call to mipi_dsi_host_register triggers a callback to mtk_dsi_bind, which uses dev_get_drvdata to retrieve the …

  • Unscored —

    spi: spi-dw-dma: fix print error log when wait finish transaction

    In the Linux kernel, the following vulnerability has been resolved: spi: spi-dw-dma: fix print error log when wait finish transaction If an error occurs, the device may not have a current message. In this case, the system will crash. In this case, it's better…

  • High 7.5

    nvmet: move async event work off nvmet-wq

    In the Linux kernel, the following vulnerability has been resolved: nvmet: move async event work off nvmet-wq For target nvmet_ctrl_free() flushes ctrl->async_event_work. If nvmet_ctrl_free() runs on nvmet-wq, the flush re-enters workqueue completion for the …

  • Unscored —

    xfs: scrub: unlock dquot before early return in quota scrub

    In the Linux kernel, the following vulnerability has been resolved: xfs: scrub: unlock dquot before early return in quota scrub xchk_quota_item can return early after calling xchk_fblock_process_error. When that helper returns false, the function returned imm…

  • Unscored —

    futex: Clear stale exiting pointer in futex_lock_pi() retry path

    In the Linux kernel, the following vulnerability has been resolved: futex: Clear stale exiting pointer in futex_lock_pi() retry path Fuzzying/stressing futexes triggered: WARNING: kernel/futex/core.c:825 at wait_for_owner_exiting+0x7a/0x80, CPU#11: futex_lock…

  • High 7.8

    futex: Require sys_futex_requeue() to have identical flags

    In the Linux kernel, the following vulnerability has been resolved: futex: Require sys_futex_requeue() to have identical flags Nicholas reported that his LLM found it was possible to create a UaF when sys_futex_requeue() is used with different flags. The init…

  • High 7.5

    wifi: wlcore: Return -ENOMEM instead of -EAGAIN if there is not enough headroom

    In the Linux kernel, the following vulnerability has been resolved: wifi: wlcore: Return -ENOMEM instead of -EAGAIN if there is not enough headroom Since upstream commit e75665dd0968 ("wifi: wlcore: ensure skb headroom before skb_push"), wl1271_tx_allocate() …

  • Unscored —

    wifi: mac80211: Fix static_branch_dec() underflow for aql_disable.

    In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Fix static_branch_dec() underflow for aql_disable. syzbot reported static_branch_dec() underflow in aql_enable_write(). [0] The problem is that aql_enable_write() does not ser…

  • Unscored —

    pmdomain: bcm: bcm2835-power: Increase ASB control timeout

    In the Linux kernel, the following vulnerability has been resolved: pmdomain: bcm: bcm2835-power: Increase ASB control timeout The bcm2835_asb_control() function uses a tight polling loop to wait for the ASB bridge to acknowledge a request. During intensive w…

  • High 7.8

    wifi: cfg80211: cancel pmsr_free_wk in cfg80211_pmsr_wdev_down

    In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: cancel pmsr_free_wk in cfg80211_pmsr_wdev_down When the nl80211 socket that originated a PMSR request is closed, cfg80211_release_pmsr() sets the request's nl_portid to zero a…

  • Unscored —

    i2c: cp2615: fix serial string NULL-deref at probe

    In the Linux kernel, the following vulnerability has been resolved: i2c: cp2615: fix serial string NULL-deref at probe The cp2615 driver uses the USB device serial string as the i2c adapter name but does not make sure that the string exists. Verify that the d…

  • Unscored —

    drm/xe: Fix missing runtime PM reference in ccs_mode_store

    In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fix missing runtime PM reference in ccs_mode_store ccs_mode_store() calls xe_gt_reset() which internally invokes xe_pm_runtime_get_noresume(). That function requires the caller to alr…

  • Unscored —

    net: bonding: fix NULL deref in bond_debug_rlb_hash_show

    In the Linux kernel, the following vulnerability has been resolved: net: bonding: fix NULL deref in bond_debug_rlb_hash_show rlb_clear_slave intentionally keeps RLB hash-table entries on the rx_hashtbl_used_head list with slave set to NULL when no replacement…