20,182 results · Feed
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Unscored —
netfs: Fix folio state after ENOMEM whilst under writeback iteration
In the Linux kernel, the following vulnerability has been resolved: netfs: Fix folio state after ENOMEM whilst under writeback iteration Fix the state of the current folio when ENOMEM occurs during writeback iteration. The folio needs to be redirtied and unlo…
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High 7.1
netfs: Fix writeback error handling
In the Linux kernel, the following vulnerability has been resolved: netfs: Fix writeback error handling Fix the error handling in writeback_iter() loop. If an error occurs, writeback_iter() needs to be called again with *error set to the error so that it can …
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Unscored —
drm/xe/pt: Fix NULL pointer dereference in xe_pt_zap_ptes_entry()
In the Linux kernel, the following vulnerability has been resolved: drm/xe/pt: Fix NULL pointer dereference in xe_pt_zap_ptes_entry() The page-table walk framework may pass a NULL *child pointer for unpopulated entries. xe_pt_zap_ptes_entry() called container…
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Unscored —
drm/xe/hw_engine: Fix double-free of managed BO in error path
In the Linux kernel, the following vulnerability has been resolved: drm/xe/hw_engine: Fix double-free of managed BO in error path The error path in hw_engine_init() explicitly frees a BO allocated with xe_managed_bo_create_pin_map() via xe_bo_unpin_map_no_vm(…
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High 8.4
drm/xe/pf: Don't attempt to process FAST_REQ or EVENT relays
In the Linux kernel, the following vulnerability has been resolved: drm/xe/pf: Don't attempt to process FAST_REQ or EVENT relays Currently defined VF/PF relay actions use regular REQUEST messages only and the PF shouldn't attempt to handle FAST_REQUEST nor EV…
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Unscored —
drm/xe: fix NPD in bo_meminfo()
In the Linux kernel, the following vulnerability has been resolved: drm/xe: fix NPD in bo_meminfo() When a buffer object is purged, its ttm.resource is set to NULL via the TTM pipeline gutting flow. However, the BO remains in the client's object list until us…
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High 7.8
drm/xe/pt: prevent invalid cursor access for purged BOs
In the Linux kernel, the following vulnerability has been resolved: drm/xe/pt: prevent invalid cursor access for purged BOs During a page table walk for binding, xe_pt_stage_bind() explicitly skips initializing the xe_res_cursor for purged BOs, treating them …
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High 7.8
uprobes/x86: Use proper mm_struct in __in_uprobe_trampoline
In the Linux kernel, the following vulnerability has been resolved: uprobes/x86: Use proper mm_struct in __in_uprobe_trampoline In the unregister path we use __in_uprobe_trampoline check with current->mm for the VMA lookup, which is wrong, because we are in t…
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High 7.5
cifs: Fix missing credit release on failure in cifs_issue_read()
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix missing credit release on failure in cifs_issue_read() Fix missing release of credits in the failure path in cifs_issue_read() lest retrying the subreq just overwrites the credits v…
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Critical 9.8
netfs: Fix barriering when walking subrequest list
In the Linux kernel, the following vulnerability has been resolved: netfs: Fix barriering when walking subrequest list Fix the barriering used when walking the subrequest list in retry as there's a possibility of seeing a subreq that's just been added by the …
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High 8.8
ntfs: avoid stale runlist element dereference in MFT writeback
In the Linux kernel, the following vulnerability has been resolved: ntfs: avoid stale runlist element dereference in MFT writeback ntfs_write_mft_block() maps each $MFT record through the $MFT data runlist. For sub-folio clusters it looks up a struct runlist_…
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High 8.8
ntfs: avoid stale runlist element dereference in fallocate
In the Linux kernel, the following vulnerability has been resolved: ntfs: avoid stale runlist element dereference in fallocate ntfs_attr_fallocate() allocates holes and delayed allocations inside initialized size by looking up the current runlist element unde…
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Critical 9.8
gue: validate REMCSUM private option length
In the Linux kernel, the following vulnerability has been resolved: gue: validate REMCSUM private option length GUE private flags can indicate that remote checksum offload metadata is present. The private flags field itself is accounted for by guehdr_flags_le…
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High 7.8
HID: bpf: Fix hid_bpf_get_data() range check
In the Linux kernel, the following vulnerability has been resolved: HID: bpf: Fix hid_bpf_get_data() range check hid_bpf_get_data() returns a pointer into the HID-BPF context data when the caller-provided offset and size fit inside ctx->allocated_size. The cu…
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High 7.8
netfilter: xt_u32: reject invalid shift counts
In the Linux kernel, the following vulnerability has been resolved: netfilter: xt_u32: reject invalid shift counts u32_match_it() executes rule-supplied shift operands on a 32-bit value. A malformed u32 rule can provide a shift count of 32 or more, triggering…
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Unscored —
netfilter: xt_rateest: fix u64 truncation in xt_rateest_mt()
In the Linux kernel, the following vulnerability has been resolved: netfilter: xt_rateest: fix u64 truncation in xt_rateest_mt() On links faster than ~34 Gbps, where byte rate may exceed 2^32-1 (~ 4.3 GBps), the comparison result becomes incorrect because the…
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Critical 9.1
netfilter: ip6tables: mark malformed IPv6 extension headers for hotdrop
In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6tables: mark malformed IPv6 extension headers for hotdrop The ah, hbh and rt matches check that the fixed extension header is present, then use the header length field to derive…
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High 7.3
netfilter: xt_connmark: reject invalid shift parameters
In the Linux kernel, the following vulnerability has been resolved: netfilter: xt_connmark: reject invalid shift parameters Revision 2 of the CONNMARK target accepts user-controlled shift parameters and applies them to 32-bit mark values in connmark_tg_shift(…
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Unscored —
platform/x86: bitland-mifs-wmi: Fix NULL pointer dereference during suspend/resume
In the Linux kernel, the following vulnerability has been resolved: platform/x86: bitland-mifs-wmi: Fix NULL pointer dereference during suspend/resume The driver registers two distinct WMI devices: a control device (BITLAND_WMI_CONTROL) and an event device (B…
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High 7.8
net/mlx5: LAG, Fix off-by-one in single-FDB error rollback
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: LAG, Fix off-by-one in single-FDB error rollback On failure at index i, the reverse cleanup loop in mlx5_lag_create_single_fdb() starts from i, so the failed index itself is rolled …
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High 8.4
net/mlx5e: Fix HV VHCA stats zero-sized buffer allocation
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix HV VHCA stats zero-sized buffer allocation mlx5e_hv_vhca_stats_create() is called from mlx5e_nic_enable(), before mlx5e_open(). At that point priv->stats_nch is still zero, bec…
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High 7.8
net/mlx5e: TC, skip peer flow cleanup when LAG seq is unavailable
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, skip peer flow cleanup when LAG seq is unavailable mlx5_lag_get_dev_seq() will return error when the peer isn't in the LAG or when no device is marked as master. Result bad mem…
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High 8.4
net/mlx5e: Fix HV VHCA stats agent registration race
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix HV VHCA stats agent registration race mlx5e_hv_vhca_stats_create() registers the stats agent through mlx5_hv_vhca_agent_create(). The helper publishes the agent in hv_vhca->age…
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High 7.8
net: microchip: vcap: fix races on the shared Super VCAP block
In the Linux kernel, the following vulnerability has been resolved: net: microchip: vcap: fix races on the shared Super VCAP block The VCAP instances on a chip are not independent, yet they are locked independently. On sparx5 and lan969x the IS0 and IS2 insta…
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Unscored —
net/mlx5e: Fix publication race for priv->channel_stats[]
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix publication race for priv->channel_stats[] mlx5e_channel_stats_alloc() publishes a new entry to priv->channel_stats[] and then increments priv->stats_nch as a publication token…
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Critical 9.8
qede: fix off-by-one in BD ring consumption on build_skb failure
In the Linux kernel, the following vulnerability has been resolved: qede: fix off-by-one in BD ring consumption on build_skb failure qede_rx_build_skb() and qede_tpa_rx_build_skb() do not check for a NULL return from qede_build_skb(). When it returns NULL und…
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High 7.8
net/sched: act_pedit: fix TOCTOU heap OOB write in tc offload
In the Linux kernel, the following vulnerability has been resolved: net/sched: act_pedit: fix TOCTOU heap OOB write in tc offload There is a TOCTOU race condition in flower lockless approach between sizing a flow_rule buffer and filling it. zdi-disclosures@tr…
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Unscored —
Bluetooth: 6lowpan: avoid untracked enable work
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: 6lowpan: avoid untracked enable work lowpan_enable_set() allocates a temporary work item and schedules do_enable_set() on system_wq, then returns to debugfs. The debugfs active ope…
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Unscored —
Bluetooth: 6lowpan: hold L2CAP conn across debugfs control
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: 6lowpan: hold L2CAP conn across debugfs control get_l2cap_conn() looks up an LE hci_conn under hdev protection, but then drops that protection before reading hcon->l2cap_data and b…
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High 8.8
Bluetooth: ISO: fix malformed ISO_END/CONT handling
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISO_END/CONT handling Core specification (Part C vol 4 sec 5.4.5) does not exclude empty ISO_CONT, ISO_END packets. We currently reject them if they are last. If…
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High 7.8
Bluetooth: MGMT: Fix adv monitor add failure cleanup
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix adv monitor add failure cleanup hci_add_adv_monitor() publishes a new adv_monitor in hdev->adv_monitors_idr before the powered MSFT setup step. The MSFT offload add path …
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Unscored —
Bluetooth: L2CAP: fix tx ident leak for commands without a response
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix tx ident leak for commands without a response Commit 6c3ea155e5ee ("Bluetooth: L2CAP: Fix not tracking outstanding TX ident") changed ident allocation to use an IDA, rel…
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High 7.8
accel/amdxdna: Fix VMA access race
In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix VMA access race aie2_populate_range() and amdxdna_umap_release() access a saved VMA pointer that may have already been freed, leading to a potential use-after-free. Remove …
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Unscored —
accel/amdxdna: Prevent PM resume deadlock in hwctx_sync_debug_bo()
In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Prevent PM resume deadlock in hwctx_sync_debug_bo() amdxdna_hwctx_sync_debug_bo() invokes the hardware hwctx_sync_debug_bo() callback while holding xdna->dev_lock. The callback…
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High 7.5
net/tls: Consume empty data records in tls_sw_read_sock()
In the Linux kernel, the following vulnerability has been resolved: net/tls: Consume empty data records in tls_sw_read_sock() A peer may send a zero-length TLS application_data record; TLS 1.3 explicitly permits these as a traffic-analysis countermeasure (RFC…
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High 7.8
accel/amdxdna: Fix potential amdxdna_umap lifetime race
In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix potential amdxdna_umap lifetime race amdxdna_umap_release() calls the blocking mmu_interval_notifier_remove() before removing the object from abo->mem.umap_list. If aie2_po…
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Critical 9.3
net/liquidio: drop cached VF pci_dev LUT
In the Linux kernel, the following vulnerability has been resolved: net/liquidio: drop cached VF pci_dev LUT The PF SR-IOV enable path caches VF pci_dev pointers in dpiring_to_vfpcidev_lut[] by iterating with pci_get_device(). Those entries do not own a refer…
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Unscored —
drm/v3d: Reject invalid indirect BO handle in indirect CSD setup
In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Reject invalid indirect BO handle in indirect CSD setup v3d_get_cpu_indirect_csd_params() looks up the indirect buffer object from a userspace-supplied handle but never checks the re…
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Unscored —
perf/x86/amd/core: Avoid enabling BRS from the SVM reload path
In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd/core: Avoid enabling BRS from the SVM reload path Branch Sampling (BRS) and Last Branch Record (LBR) are mutually exclusive hardware features, and users of both are tracked via c…
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Unscored —
net/sched: cake: reject overhead values that underflow length
In the Linux kernel, the following vulnerability has been resolved: net/sched: cake: reject overhead values that underflow length CAKE accepts signed overhead values and stores them in an s16, but the adjusted packet length calculation uses unsigned arithmeti…