6,094 results · Feed
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Unscored —
net: skbuff: propagate shared-frag marker in skb_zerocopy()
In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker in skb_zerocopy() skb_zerocopy() moves frag descriptors from @from into @to and takes a reference on each frag, but it does not copy skb_shinfo(from)…
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Unscored —
netfilter: conntrack: tcp: use UNACK timeout for non-closing RST packets
In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: tcp: use UNACK timeout for non-closing RST packets Commit be0502a3f2e9 ("netfilter: conntrack: tcp: only close if RST matches exact sequence") keeps an established connt…
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Unscored —
net/sched: sch_teql: fix use-after-free on lower qdisc drop
In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_teql: fix use-after-free on lower qdisc drop The issue: teql_master_xmit() tests the slave's ndo_start_xmit() return value against NETDEV_TX_OK alone. A slave that consumes the…
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High 7.8
tun: Require CAP_NET_ADMIN to attach to an ownerless device
In the Linux kernel, the following vulnerability has been resolved: tun: Require CAP_NET_ADMIN to attach to an ownerless device Twenty years ago I made creating a tuntap device require CAP_NET_ADMIN in commit ca6bb5d7ab22 ("[NET]: Require CAP_NET_ADMIN to cre…
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Unscored —
In the Linux kernel, the following vulnerability has been resolved: ksmbd: drain session procfs readers before dropping…
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Unscored —
In the Linux kernel, the following vulnerability has been resolved: ksmbd: reclaim ended sessions on logoff and expirat…
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Unscored —
In the Linux kernel, the following vulnerability has been resolved: ksmbd: limit sessions on each connection The pendin…
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High 7.5
ksmbd: hold a connection reference for each session channel
In the Linux kernel, the following vulnerability has been resolved: ksmbd: hold a connection reference for each session channel ksmbd_session_unregister() removes a session from the global and per- connection tables before dropping the table reference. A conc…
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Unscored —
In the Linux kernel, the following vulnerability has been resolved: ksmbd: defer connection scavenging while session lo…
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Unscored —
In the Linux kernel, the following vulnerability has been resolved: smb: client: reject short SESSION_SETUP responses s…
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Unscored —
smb: client: fix fiemap wild read on empty truncated response
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix fiemap wild read on empty truncated response smb3_fiemap() treats -E2BIG from SMB2_ioctl() as a truncated range blob and loops for the next chunk. If the server reports STATU…
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Unscored —CVE-2026-99273 Public exploit
ksmbd: reserve space for the UTF-16 terminator in stream info
In the Linux kernel, the following vulnerability has been resolved: ksmbd: reserve space for the UTF-16 terminator in stream info smb_strtoUTF16() always writes a terminating zero UTF-16 unit after the converted characters, but get_file_stream_info() budgets …
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Unscored —
In the Linux kernel, the following vulnerability has been resolved: smb: client: validate the data area in SMB2_read() …
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Unscored —
ALSA: line6: Clear prev_fbuf on capture buffer release
In the Linux kernel, the following vulnerability has been resolved: ALSA: line6: Clear prev_fbuf on capture buffer release A KASAN slab-use-after-free read was reported in submit_audio_out_urb() when generating an impulse test signal: BUG: KASAN: slab-use-aft…
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High 7.8
xen-netback: defer xenvif_mcast_addr_list_free()
In the Linux kernel, the following vulnerability has been resolved: xen-netback: defer xenvif_mcast_addr_list_free() In order for the function to legitimately avoid locking/RCU, it needs to run after all TX/RX processing has finished/stopped: Lookups happen f…
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Unscored —
xen-blkback: Avoid UAF when reading I/O statistics
In the Linux kernel, the following vulnerability has been resolved: xen-blkback: Avoid UAF when reading I/O statistics Reading I/O statistics via sysfs concurrently with tearing down a frontend device might result in UAF or a NULL dereference, as the reading …
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Unscored —
xen-netback: Fix UAF when reading statistics data
In the Linux kernel, the following vulnerability has been resolved: xen-netback: Fix UAF when reading statistics data The network statistic data in the driver is protected by RCU. Unfortunately when tearing down the queues after an error during connecting to …
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High 8.1
tcp: Fix potential UAF in reqsk_timer_handler().
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix potential UAF in reqsk_timer_handler(). When TCP socket migration fails at inet_ehash_insert() in reqsk_timer_handler(), we jump to the no_ownership: label and free the new reqsk imm…
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Unscored —
drm/amdgpu: correct reservation fence slots for userq per-vm BOs eviction
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: correct reservation fence slots for userq per-vm BOs eviction It fixes both the move overflow and the eviction fence add for evicting these per-vm BOs.
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Unscored —
ntfs: fix resident conversion in ntfs_new_attr_flags
In the Linux kernel, the following vulnerability has been resolved: ntfs: fix resident conversion in ntfs_new_attr_flags When setting sparse/compressed flags on a resident attribute, the function skipped the resident-to-non-resident conversion and terminated.
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Unscored —
dm cache: fix issue with background work locking
In the Linux kernel, the following vulnerability has been resolved: dm cache: fix issue with background work locking dm cache used a rw_semaphore for background_work_lock. Write locks on rw_semaphores have strict owner semantics, but there was no guarantee th…
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Unscored —
gpio: shared: gracefully handle no-device lookup of shared GPIOs
In the Linux kernel, the following vulnerability has been resolved: gpio: shared: gracefully handle no-device lookup of shared GPIOs We use platform lookup tables for shared GPIOs. This mechanism needs a struct device to work so fwnode-based lookup with no de…
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Unscored —
x86/hyperv: Avoid using per-cpu output page in hv_apicid_to_vp_index()
In the Linux kernel, the following vulnerability has been resolved: x86/hyperv: Avoid using per-cpu output page in hv_apicid_to_vp_index() hv_apicid_to_vp_index() currently uses the per-cpu hypercall input and output pages. This function is called when runnin…
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Unscored —
io_uring/io-wq: don't hide a link from cancellations
In the Linux kernel, the following vulnerability has been resolved: io_uring/io-wq: don't hide a link from cancellations A task that exits cancels its tracked requests and waits until they are gone. io_uring_cancel_generic() looks everywhere a request can be,…
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Unscored —
io_uring: don't flood a cancelling task with task_work
In the Linux kernel, the following vulnerability has been resolved: io_uring: don't flood a cancelling task with task_work io_ring_exit_work() asks each task which has used the ring to remove its tctx node, by task_work, and repeats that until the list is emp…
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Unscored —
printk: Postpone kthread startup
In the Linux kernel, the following vulnerability has been resolved: printk: Postpone kthread startup There have been various bug reports related to SMP systems hanging on boot. The reports vary but seem to have some overlap with regard to missed IPI's during …
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Unscored —
Drivers: hv: Avoid infinite retry loop in init_vp_index()
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: Avoid infinite retry loop in init_vp_index() There is a retry loop in init_vp_index() where the CPUs from a certain node are stripped out if they have already been in the allocat…
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Unscored —
pid_namespace: make zap_pid_ns_processes() freezable
In the Linux kernel, the following vulnerability has been resolved: pid_namespace: make zap_pid_ns_processes() freezable When the init of a pid namespace exits, zap_pid_ns_processes() waits until all other pids in the namespace are freed. A tracer outside the…
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Unscored —
tracing: Do not initialize tracefs work if tracing is disabled
In the Linux kernel, the following vulnerability has been resolved: tracing: Do not initialize tracefs work if tracing is disabled If trace buffer allocation fails during early boot (e.g. in early_trace_init() -> allocate_trace_buffers()), tracing_disabled is…
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High 8.1
tipc: protect node reset trace dump with node lock
In the Linux kernel, the following vulnerability has been resolved: tipc: protect node reset trace dump with node lock The tipc_node_reset_links trace event asks tipc_node_dump() to walk the node's link entries. Unlike the other node events that request link …
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Unscored —
KEYS: Fix key_reject_and_link() race with keyring restriction
In the Linux kernel, the following vulnerability has been resolved: KEYS: Fix key_reject_and_link() race with keyring restriction The restrict_link check in key_reject_and_link() is done before taking the keyring semaphore, racing with a concurrent keyring_re…
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Unscored —
pid_namespace: prevent TIF_NOTIFY_SIGNAL from interrupting the reaper
In the Linux kernel, the following vulnerability has been resolved: pid_namespace: prevent TIF_NOTIFY_SIGNAL from interrupting the reaper Since commit 7fea700e04bd ("zap_pid_ns_processes: clear TIF_NOTIFY_SIGNAL along with TIF_SIGPENDING") zap_pid_ns_processe…
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High 7.8
Bluetooth: L2CAP: refuse __l2cap_chan_add if chan already has conn
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: refuse __l2cap_chan_add if chan already has conn l2cap_chan may be linked to l2cap_conn at most once. This is assumed in several places, eg l2cap_chan_del cleanup. There is …
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Unscored —
mm/damon/core: error damos_commit_quota_goal() for zero target_value
In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: error damos_commit_quota_goal() for zero target_value Patch series "mm/damon: move zero damos quota target_value handling to the core layer". Having zero DAMOS quota target val…
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High 7.8
tracing: Hold trace_types_lock when updating modules in persistent instances
In the Linux kernel, the following vulnerability has been resolved: tracing: Hold trace_types_lock when updating modules in persistent instances trace_module_record() walks ftrace_trace_arrays from the module notifier without trace_types_lock. A concurrent rm…
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High 7.8
tracing: Hold trace_types_lock when resetting last boot data from readers
In the Linux kernel, the following vulnerability has been resolved: tracing: Hold trace_types_lock when resetting last boot data from readers update_last_data_if_empty() is called from tracing_open() with O_TRUNC, tracing_read_pipe() and tracing_buffers_read(…
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High 7.8
tracing: Reject incomplete event filter expressions
In the Linux kernel, the following vulnerability has been resolved: tracing: Reject incomplete event filter expressions A non-empty expression normally finishes in predicate_parse()'s inner loop, which resolves the pending logical operators before jumping to …
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Unscored —
tracing: Unregister field variable histograms when the command fails
In the Linux kernel, the following vulnerability has been resolved: tracing: Unregister field variable histograms when the command fails An action that names a field on another event needs that field as a variable, so create_field_var_hist() registers a secon…
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High 7.8
tracing: Save the event file instead of the compatible histogram
In the Linux kernel, the following vulnerability has been resolved: tracing: Save the event file instead of the compatible histogram create_field_var_hist() creates a histogram on the matched event to supply a field variable, and records it on the target so i…
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High 7.8
tracing/histograms: Verify event_call identity when updating synth_event refcount
In the Linux kernel, the following vulnerability has been resolved: tracing/histograms: Verify event_call identity when updating synth_event refcount In event_hist_trigger_parse() and hist_unreg_all(), the histogram registration and unregistration paths look …