19,053 results · Feed
-
High 7.8
mm/secretmem: fix use-after-free race in fault handler
In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: fix use-after-free race in fault handler When a page fault occurs in a secret memory file created with `memfd_secret(2)`, the kernel will allocate a new folio for it, mark the u…
-
High 7.8CVE-2025-40271 Public exploit
fs/proc: fix uaf in proc_readdir_de()
In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix uaf in proc_readdir_de() Pde is erased from subdir rbtree through rb_erase(), but not set the node to EMPTY, which may result in uaf access. We should use RB_CLEAR_NODE() set the…
-
High 7.8
mm, swap: fix potential UAF issue for VMA readahead
In the Linux kernel, the following vulnerability has been resolved: mm, swap: fix potential UAF issue for VMA readahead Since commit 78524b05f1a3 ("mm, swap: avoid redundant swap device pinning"), the common helper for allocating and preparing a folio in the …
-
High 7.8
ALSA: usb-audio: Fix potential overflow of PCM transfer buffer
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fix potential overflow of PCM transfer buffer The PCM stream data in USB-audio driver is transferred over USB URB packet buffers, and each packet size is determined dynamical…
-
Unscored —
cifs: client: fix memory leak in smb3_fs_context_parse_param
In the Linux kernel, the following vulnerability has been resolved: cifs: client: fix memory leak in smb3_fs_context_parse_param The user calls fsconfig twice, but when the program exits, free() only frees ctx->source for the second fsconfig, not the first. R…
-
Unscored —
io_uring/rw: ensure allocated iovec gets cleared for early failure
In the Linux kernel, the following vulnerability has been resolved: io_uring/rw: ensure allocated iovec gets cleared for early failure A previous commit reused the recyling infrastructure for early cleanup, but this is not enough for the case where our intern…
-
High 8.2
KVM: arm64: Check the untrusted offset in FF-A memory share
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Check the untrusted offset in FF-A memory share Verify the offset to prevent OOB access in the hypervisor FF-A buffer in case an untrusted large enough value [U32_MAX - sizeof(str…
-
Unscored —
vfat: fix missing sb_min_blocksize() return value checks
In the Linux kernel, the following vulnerability has been resolved: vfat: fix missing sb_min_blocksize() return value checks When emulating an nvme device on qemu with both logical_block_size and physical_block_size set to 8 KiB, but without format, a kernel …
-
Unscored —
be2net: pass wrb_params in case of OS2BMC
In the Linux kernel, the following vulnerability has been resolved: be2net: pass wrb_params in case of OS2BMC be_insert_vlan_in_pkt() is called with the wrb_params argument being NULL at be_send_pkt_to_bmc() call site. This may lead to dereferencing a NULL p…
-
Unscored —
Input: cros_ec_keyb - fix an invalid memory access
In the Linux kernel, the following vulnerability has been resolved: Input: cros_ec_keyb - fix an invalid memory access If cros_ec_keyb_register_matrix() isn't called (due to `buttons_switches_only`) in cros_ec_keyb_probe(), `ckdev->idev` remains NULL. An inva…
-
High 7.8
Input: imx_sc_key - fix memory corruption on unload
In the Linux kernel, the following vulnerability has been resolved: Input: imx_sc_key - fix memory corruption on unload This is supposed to be "priv" but we accidentally pass "&priv" which is an address in the stack and so it will lead to memory corruption wh…
-
Critical 9.8
nvme: nvme-fc: Ensure ->ioerr_work is cancelled in nvme_fc_delete_ctrl()
In the Linux kernel, the following vulnerability has been resolved: nvme: nvme-fc: Ensure ->ioerr_work is cancelled in nvme_fc_delete_ctrl() nvme_fc_delete_assocation() waits for pending I/O to complete before returning, and an error can cause ->ioerr_work to…
-
Unscored —
sched_ext: Fix scx_enable() crash on helper kthread creation failure
In the Linux kernel, the following vulnerability has been resolved: sched_ext: Fix scx_enable() crash on helper kthread creation failure A crash was observed when the sched_ext selftests runner was terminated with Ctrl+\ while test 15 was running: NIP [c00000…
-
Critical 9.8
mptcp: fix race condition in mptcp_schedule_work()
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race condition in mptcp_schedule_work() syzbot reported use-after-free in mptcp_schedule_work() [1] Issue here is that mptcp_schedule_work() schedules a work, then gets a refcount …
-
Unscored —
scsi: sg: Do not sleep in atomic context
In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Do not sleep in atomic context sg_finish_rem_req() calls blk_rq_unmap_user(). The latter function may sleep. Hence, call sg_finish_rem_req() with interrupts enabled instead of disab…
-
Critical 9.8
mptcp: fix a race in mptcp_pm_del_add_timer()
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix a race in mptcp_pm_del_add_timer() mptcp_pm_del_add_timer() can call sk_stop_timer_sync(sk, &entry->add_timer) while another might have free entry already, as reported by syzbot. A…
-
Unscored —
net: core: prevent NULL deref in generic_hwtstamp_ioctl_lower()
In the Linux kernel, the following vulnerability has been resolved: net: core: prevent NULL deref in generic_hwtstamp_ioctl_lower() The ethtool tsconfig Netlink path can trigger a null pointer dereference. A call chain such as: tsconfig_prepare_data() -> dev_…
-
Unscored —
xfrm: also call xfrm_state_delete_tunnel at destroy time for states that were never added
In the Linux kernel, the following vulnerability has been resolved: xfrm: also call xfrm_state_delete_tunnel at destroy time for states that were never added In commit b441cf3f8c4b ("xfrm: delete x->tunnel as we delete x"), I missed the case where state creat…
-
Unscored —
net: openvswitch: remove never-working support for setting nsh fields
In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: remove never-working support for setting nsh fields The validation of the set(nsh(...)) action is completely wrong. It runs through the nsh_key_put_from_nlattr() function th…
-
High 8.8
s390/ctcm: Fix double-kfree
In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Fix double-kfree The function 'mpc_rcvd_sweep_req(mpcginfo)' is called conditionally from function 'ctcmpc_unpack_skb'. It frees passed mpcginfo. After that a call to function 'kfr…
-
Critical 9.8
net: qlogic/qede: fix potential out-of-bounds read in qede_tpa_cont() and qede_tpa_end()
In the Linux kernel, the following vulnerability has been resolved: net: qlogic/qede: fix potential out-of-bounds read in qede_tpa_cont() and qede_tpa_end() The loops in 'qede_tpa_cont()' and 'qede_tpa_end()', iterate over 'cqe->len_list[]' using only a zero-…
-
High 7.8
devlink: rate: Unset parent pointer in devl_rate_nodes_destroy
In the Linux kernel, the following vulnerability has been resolved: devlink: rate: Unset parent pointer in devl_rate_nodes_destroy The function devl_rate_nodes_destroy is documented to "Unset parent for all rate objects". However, it was only calling the driv…
-
High 7.8
gpio: cdev: make sure the cdev fd is still active before emitting events
In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: make sure the cdev fd is still active before emitting events With the final call to fput() on a file descriptor, the release action may be deferred and scheduled on a work queue. …
-
High 7.8
net/mlx5: Clean up only new IRQ glue on request_irq() failure
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Clean up only new IRQ glue on request_irq() failure The mlx5_irq_alloc() function can inadvertently free the entire rmap and end up in a crash[1] when the other threads tries to acc…
-
High 7.8
vsock: Ignore signal/timeout on connect() if already established
In the Linux kernel, the following vulnerability has been resolved: vsock: Ignore signal/timeout on connect() if already established During connect(), acting on a signal/timeout by disconnecting an already established socket leads to several issues: 1. connec…
-
Unscored —
drm/msm: Fix pgtable prealloc error path
In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix pgtable prealloc error path The following splat was reported: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000010 Mem abort info: ESR = 0x0000000…
-
Unscored —
xfs: fix out of bounds memory read error in symlink repair
In the Linux kernel, the following vulnerability has been resolved: xfs: fix out of bounds memory read error in symlink repair xfs/286 produced this report on my test fleet: ================================================================== BUG: KFENCE: out-o…
-
High 7.8
nios2: ensure that memblock.current_limit is set when setting pfn limits
In the Linux kernel, the following vulnerability has been resolved: nios2: ensure that memblock.current_limit is set when setting pfn limits On nios2, with CONFIG_FLATMEM set, the kernel relies on memblock_get_current_limit() to determine the limits of mem_ma…
-
High 7.8
hfsplus: fix KMSAN uninit-value issue in __hfsplus_ext_cache_extent()
In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix KMSAN uninit-value issue in __hfsplus_ext_cache_extent() The syzbot reported issue in __hfsplus_ext_cache_extent(): [ 70.194323][ T9350] BUG: KMSAN: uninit-value in __hfsplus_ext…
-
High 7.8
hfs: fix KMSAN uninit-value issue in hfs_find_set_zero_bits()
In the Linux kernel, the following vulnerability has been resolved: hfs: fix KMSAN uninit-value issue in hfs_find_set_zero_bits() The syzbot reported issue in hfs_find_set_zero_bits(): ===================================================== BUG: KMSAN: uninit-v…
-
High 7.0
gfs2: Fix unlikely race in gdlm_put_lock
In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix unlikely race in gdlm_put_lock In gdlm_put_lock(), there is a small window of time in which the DFL_UNMOUNT flag has been set but the lockspace hasn't been released, yet. In that wi…
-
High 7.8
erofs: fix crafted invalid cases for encoded extents
In the Linux kernel, the following vulnerability has been resolved: erofs: fix crafted invalid cases for encoded extents Robert recently reported two corrupted images that can cause system crashes, which are related to the new encoded extents introduced in Li…
-
High 7.5
sctp: avoid NULL dereference when chunk data buffer is missing
In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk->skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk->skb can only be NULL if chunk->he…
-
Unscored —
net: phy: micrel: always set shared->phydev for LAN8814
In the Linux kernel, the following vulnerability has been resolved: net: phy: micrel: always set shared->phydev for LAN8814 Currently, during the LAN8814 PTP probe shared->phydev is only set if PTP clock gets actually set, otherwise the function will return b…
-
Unscored —
net/mlx5: Fix IPsec cleanup over MPV device
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix IPsec cleanup over MPV device When we do mlx5e_detach_netdev() we eventually disable blocking events notifier, among those events are IPsec MPV events from IB to core. So before…
-
Unscored —
fs/notify: call exportfs_encode_fid with s_umount
In the Linux kernel, the following vulnerability has been resolved: fs/notify: call exportfs_encode_fid with s_umount Calling intotify_show_fdinfo() on fd watching an overlayfs inode, while the overlayfs is being unmounted, can lead to dereferencing NULL ptr.…
-
Unscored —
virtio-net: zero unused hash fields
In the Linux kernel, the following vulnerability has been resolved: virtio-net: zero unused hash fields When GSO tunnel is negotiated virtio_net_hdr_tnl_from_skb() tries to initialize the tunnel metadata but forget to zero unused rxhash fields. This may leak …
-
Unscored —
btrfs: directly free partially initialized fs_info in btrfs_check_leaked_roots()
In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fs_info in btrfs_check_leaked_roots() If fs_info->super_copy or fs_info->super_for_commit allocated failed in btrfs_get_tree_subvol(), then no need …
-
Unscored —
platform/x86: alienware-wmi-wmax: Fix NULL pointer dereference in sleep handlers
In the Linux kernel, the following vulnerability has been resolved: platform/x86: alienware-wmi-wmax: Fix NULL pointer dereference in sleep handlers Devices without the AWCC interface don't initialize `awcc`. Add a check before dereferencing it in sleep handl…
-
Unscored —
rv: Fully convert enabled_monitors to use list_head as iterator
In the Linux kernel, the following vulnerability has been resolved: rv: Fully convert enabled_monitors to use list_head as iterator The callbacks in enabled_monitors_seq_ops are inconsistent. Some treat the iterator as struct rv_monitor *, while others treat …