7,125 results · Feed
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Unscored —
media: dw2102: Fix null-ptr-deref in dw2102_i2c_transfer()
In the Linux kernel, the following vulnerability has been resolved: media: dw2102: Fix null-ptr-deref in dw2102_i2c_transfer() In dw2102_i2c_transfer, msg is controlled by user. When msg[i].buf is null and msg[i].len is zero, former checks on msg[i].buf would…
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Medium 5.6
Exposure of Sensitive Information in Shared Microarchitectural Structures during Transient Execution for some Intel(R) …
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Unscored —
Bluetooth: btsdio: fix use after free bug in btsdio_remove due to race condition
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btsdio: fix use after free bug in btsdio_remove due to race condition In btsdio_probe, the data->work is bound with btsdio_work. It will be started in btsdio_send_frame. If the bts…
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High 8.8
KVM: x86: Reset IRTE to host control if *new* route isn't postable
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Reset IRTE to host control if *new* route isn't postable Restore an IRTE back to host control (remapped or posted MSI mode) if the *new* GSI route prevents posting the IRQ directly …
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Unscored —
s390/sclp: Add check for get_zeroed_page()
In the Linux kernel, the following vulnerability has been resolved: s390/sclp: Add check for get_zeroed_page() Add check for the return value of get_zeroed_page() in sclp_console_init() to prevent null pointer dereference. Furthermore, to solve the memory lea…
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Critical 9.8
9p/net: fix improper handling of bogus negative read/write replies
In the Linux kernel, the following vulnerability has been resolved: 9p/net: fix improper handling of bogus negative read/write replies In p9_client_write() and p9_client_read_once(), if the server incorrectly replies with success but a negative write/read cou…
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Unscored —
HID: pidff: Fix null pointer dereference in pidff_find_fields
In the Linux kernel, the following vulnerability has been resolved: HID: pidff: Fix null pointer dereference in pidff_find_fields This function triggered a null pointer dereference if used to search for a report that isn't implemented on the device. This happ…
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Unscored —
fs/jfs: Prevent integer overflow in AG size calculation
In the Linux kernel, the following vulnerability has been resolved: fs/jfs: Prevent integer overflow in AG size calculation The JFS filesystem calculates allocation group (AG) size using 1 << l2agsize in dbExtendFS(). When l2agsize exceeds 31 (possible with >…
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Unscored —
scsi: st: Fix array overflow in st_setup()
In the Linux kernel, the following vulnerability has been resolved: scsi: st: Fix array overflow in st_setup() Change the array size to follow parms size instead of a fixed value.
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Unscored —
drm/amdkfd: debugfs hang_hws skip GPU with MES
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: debugfs hang_hws skip GPU with MES debugfs hang_hws is used by GPU reset test with HWS, for MES this crash the kernel with NULL pointer access because dqm->packet_mgr is not setup…
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Unscored —
fbdev: omapfb: Add 'plane' value check
In the Linux kernel, the following vulnerability has been resolved: fbdev: omapfb: Add 'plane' value check Function dispc_ovl_setup is not intended to work with the value OMAP_DSS_WB of the enum parameter plane. The value of this parameter is initialized in d…
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Unscored —
pwm: mediatek: Prevent divide-by-zero in pwm_mediatek_config()
In the Linux kernel, the following vulnerability has been resolved: pwm: mediatek: Prevent divide-by-zero in pwm_mediatek_config() With CONFIG_COMPILE_TEST && !CONFIG_HAVE_CLK, pwm_mediatek_config() has a divide-by-zero in the following line: do_div(resolutio…
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High 8.8
KVM: arm64: Tear down vGIC on failed vCPU creation
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Tear down vGIC on failed vCPU creation If kvm_arch_vcpu_create() fails to share the vCPU page with the hypervisor, we propagate the error back to the ioctl but leave the vGIC vCPU…
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Unscored —
pm: cpupower: bench: Prevent NULL dereference on malloc failure
In the Linux kernel, the following vulnerability has been resolved: pm: cpupower: bench: Prevent NULL dereference on malloc failure If malloc returns NULL due to low memory, 'config' pointer can be NULL. Add a check to prevent NULL dereference.
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Unscored —
jbd2: remove wrong sb->s_sequence check
In the Linux kernel, the following vulnerability has been resolved: jbd2: remove wrong sb->s_sequence check Journal emptiness is not determined by sb->s_sequence == 0 but rather by sb->s_start == 0 (which is set a few lines above). Furthermore 0 is a valid tr…
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Unscored —
PCI: Fix reference leak in pci_register_host_bridge()
In the Linux kernel, the following vulnerability has been resolved: PCI: Fix reference leak in pci_register_host_bridge() If device_register() fails, call put_device() to give up the reference to avoid a memory leak, per the comment at device_register(). Foun…
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Unscored —
mm/vmscan: don't try to reclaim hwpoison folio
In the Linux kernel, the following vulnerability has been resolved: mm/vmscan: don't try to reclaim hwpoison folio Syzkaller reports a bug as follows: Injecting memory failure for pfn 0x18b00e at process virtual address 0x20ffd000 Memory failure: 0x18b00e: di…
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Unscored —
net/niu: Niu requires MSIX ENTRY_DATA fields touch before entry reads
In the Linux kernel, the following vulnerability has been resolved: net/niu: Niu requires MSIX ENTRY_DATA fields touch before entry reads Fix niu_try_msix() to not cause a fatal trap on sparc systems. Set PCI_DEV_FLAGS_MSIX_TOUCH_ENTRY_DATA_FIRST on the struc…
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High 7.8
net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too
In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too Similarly to the previous patch, we need to safe guard hfsc_dequeue() too. But for this one, we don't have a reliable reproducer.
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Unscored —
irqchip/gic-v2m: Prevent use after free of gicv2m_get_fwnode()
In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v2m: Prevent use after free of gicv2m_get_fwnode() With ACPI in place, gicv2m_get_fwnode() is registered with the pci subsystem as pci_msi_get_fwnode_cb(), which may get invoked a…
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Unscored —
mcb: fix a double free bug in chameleon_parse_gdd()
In the Linux kernel, the following vulnerability has been resolved: mcb: fix a double free bug in chameleon_parse_gdd() In chameleon_parse_gdd(), if mcb_device_register() fails, 'mdev' would be released in mcb_device_register() via put_device(). Thus, goto 'e…
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Unscored —
usb: dwc3: gadget: check that event count does not exceed event buffer length
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: gadget: check that event count does not exceed event buffer length The event count is read from register DWC3_GEVNTCOUNT. There is a check for the count being zero, but not for exc…
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Unscored —
crypto: null - Use spin lock instead of mutex
In the Linux kernel, the following vulnerability has been resolved: crypto: null - Use spin lock instead of mutex As the null algorithm may be freed in softirq context through af_alg, use spin locks instead of mutexes to protect the default null algorithm.
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Unscored —
bpf: Fix kmemleak warning for percpu hashmap
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix kmemleak warning for percpu hashmap Vlad Poenaru reported the following kmemleak issue: unreferenced object 0x606fd7c44ac8 (size 32): backtrace (crc 0): pcpu_alloc_noprof+0x730/0xeb0…
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High 7.1
driver core: fix potential NULL pointer dereference in dev_uevent()
In the Linux kernel, the following vulnerability has been resolved: driver core: fix potential NULL pointer dereference in dev_uevent() If userspace reads "uevent" device attribute at the same time as another threads unbinds the device from its driver, change…
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High 7.8
net_sched: keep alloc_hash updated after hash allocation
In the Linux kernel, the following vulnerability has been resolved: net_sched: keep alloc_hash updated after hash allocation In commit 599be01ee567 ("net_sched: fix an OOB access in cls_tcindex") I moved cp->hash calculation before the first tcindex_alloc_per…
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High 7.5
scsi: target: Fix WRITE_SAME No Data Buffer crash
In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fix WRITE_SAME No Data Buffer crash In newer version of the SBC specs, we have a NDOB bit that indicates there is no data buffer that gets written out. If this bit is set using …
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Unscored —
ext4: fix another off-by-one fsmap error on 1k block filesystems
In the Linux kernel, the following vulnerability has been resolved: ext4: fix another off-by-one fsmap error on 1k block filesystems Apparently syzbot figured out that issuing this FSMAP call: struct fsmap_head cmd = { .fmh_count = ...; .fmh_keys = { { .fmr_d…
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Unscored —
ila: do not generate empty messages in ila_xlat_nl_cmd_get_mapping()
In the Linux kernel, the following vulnerability has been resolved: ila: do not generate empty messages in ila_xlat_nl_cmd_get_mapping() ila_xlat_nl_cmd_get_mapping() generates an empty skb, triggerring a recent sanity check [1]. Instead, return an error code…
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Unscored —
nfc: fdp: add null check of devm_kmalloc_array in fdp_nci_i2c_read_device_properties
In the Linux kernel, the following vulnerability has been resolved: nfc: fdp: add null check of devm_kmalloc_array in fdp_nci_i2c_read_device_properties devm_kmalloc_array may fails, *fw_vsc_cfg might be null and cause out-of-bounds write in device_property_r…
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Unscored —
scsi: core: Remove the /proc/scsi/${proc_name} directory earlier
In the Linux kernel, the following vulnerability has been resolved: scsi: core: Remove the /proc/scsi/${proc_name} directory earlier Remove the /proc/scsi/${proc_name} directory earlier to fix a race condition between unloading and reloading kernel modules. T…
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High 7.8
net: caif: Fix use-after-free in cfusbl_device_notify()
In the Linux kernel, the following vulnerability has been resolved: net: caif: Fix use-after-free in cfusbl_device_notify() syzbot reported use-after-free in cfusbl_device_notify() [1]. This causes a stack trace like below: BUG: KASAN: use-after-free in cfusb…
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Unscored —
riscv: Use READ_ONCE_NOCHECK in imprecise unwinding stack mode
In the Linux kernel, the following vulnerability has been resolved: riscv: Use READ_ONCE_NOCHECK in imprecise unwinding stack mode When CONFIG_FRAME_POINTER is unset, the stack unwinding function walk_stackframe randomly reads the stack and then, when KASAN i…
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Unscored —
SUNRPC: Fix a server shutdown leak
In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix a server shutdown leak Fix a race where kthread_stop() may prevent the threadfn from ever getting called. If that happens the svc_rqst will not be cleaned up.
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Unscored —
net: usb: smsc75xx: Limit packet length to skb->len
In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb->len Packet length retrieved from skb data may be larger than the actual socket buffer length (up to 9026 bytes). In such case the cloned skb pa…
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Unscored —
scsi: mpt3sas: Fix NULL pointer access in mpt3sas_transport_port_add()
In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fix NULL pointer access in mpt3sas_transport_port_add() Port is allocated by sas_port_alloc_num() and rphy is allocated by either sas_end_device_alloc() or sas_expander_alloc()…
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Unscored —
tcp: tcp_make_synack() can be called from process context
In the Linux kernel, the following vulnerability has been resolved: tcp: tcp_make_synack() can be called from process context tcp_rtx_synack() now could be called in process context as explained in 0a375c822497 ("tcp: tcp_rtx_synack() can be called from proce…
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Unscored —
nfc: pn533: initialize struct pn533_out_arg properly
In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: initialize struct pn533_out_arg properly struct pn533_out_arg used as a temporary context for out_urb is not initialized properly. Its uninitialized 'phy' field can be dereference…
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Unscored —
fs: prevent out-of-bounds array speculation when closing a file descriptor
In the Linux kernel, the following vulnerability has been resolved: fs: prevent out-of-bounds array speculation when closing a file descriptor Google-Bug-Id: 114199369
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Critical 9.8
nvmet: avoid potential UAF in nvmet_req_complete()
In the Linux kernel, the following vulnerability has been resolved: nvmet: avoid potential UAF in nvmet_req_complete() An nvme target ->queue_response() operation implementation may free the request passed as argument. Such implementation potentially could re…