19,757 results · Feed
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Unscored —
gpio: loongson-64bit: Fix incorrect NULL check after devm_kcalloc()
In the Linux kernel, the following vulnerability has been resolved: gpio: loongson-64bit: Fix incorrect NULL check after devm_kcalloc() Fix incorrect NULL check in loongson_gpio_init_irqchip(). The function checks chip->parent instead of chip->irq.parents.
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Unscored —
riscv: trace: fix snapshot deadlock with sbi ecall
In the Linux kernel, the following vulnerability has been resolved: riscv: trace: fix snapshot deadlock with sbi ecall If sbi_ecall.c's functions are traceable, echo "__sbi_ecall:snapshot" > /sys/kernel/tracing/set_ftrace_filter may get the kernel into a dead…
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Unscored —
scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count()
In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count() In iscsit_dec_conn_usage_count(), the function calls complete() while holding the conn->conn_usage_lock. As soon as co…
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Unscored —
x86/vmware: Fix hypercall clobbers
In the Linux kernel, the following vulnerability has been resolved: x86/vmware: Fix hypercall clobbers Fedora QA reported the following panic: BUG: unable to handle page fault for address: 0000000040003e54 #PF: supervisor write access in kernel mode #PF: erro…
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Unscored —
btrfs: reject new transactions if the fs is fully read-only
In the Linux kernel, the following vulnerability has been resolved: btrfs: reject new transactions if the fs is fully read-only [BUG] There is a bug report where a heavily fuzzed fs is mounted with all rescue mount options, which leads to the following warnin…
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Unscored —
drm/amd/pm: Disable MMIO access during SMU Mode 1 reset
In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Disable MMIO access during SMU Mode 1 reset During Mode 1 reset, the ASIC undergoes a reset cycle and becomes temporarily inaccessible via PCIe. Any attempt to access MMIO registe…
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Unscored —
wifi: mac80211: don't WARN for connections on invalid channels
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't WARN for connections on invalid channels It's not clear (to me) how exactly syzbot managed to hit this, but it seems conceivable that e.g. regulatory changed and has dis…
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Unscored —
md: suspend array while updating raid_disks via sysfs
In the Linux kernel, the following vulnerability has been resolved: md: suspend array while updating raid_disks via sysfs In raid1_reshape(), freeze_array() is called before modifying the r1bio memory pool (conf->r1bio_pool) and conf->raid_disks, and unfreeze…
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Unscored —
bonding: annotate data-races around slave->last_rx
In the Linux kernel, the following vulnerability has been resolved: bonding: annotate data-races around slave->last_rx slave->last_rx and slave->target_last_arp_rx[...] can be read and written locklessly. Add READ_ONCE() and WRITE_ONCE() annotations. syzbot r…
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Unscored —
mm, swap: restore swap_space attr aviod kernel panic
In the Linux kernel, the following vulnerability has been resolved: mm, swap: restore swap_space attr aviod kernel panic commit 8b47299a411a ("mm, swap: mark swap address space ro and add context debug check") made the swap address space read-only. It may lea…
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High 7.8
macvlan: fix error recovery in macvlan_common_newlink()
In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlan_common_newlink() valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set address 00:00:00:00:00:20 dev p1 ip link …
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Unscored —
ice: Fix PTP NULL pointer dereference during VSI rebuild
In the Linux kernel, the following vulnerability has been resolved: ice: Fix PTP NULL pointer dereference during VSI rebuild Fix race condition where PTP periodic work runs while VSI is being rebuilt, accessing NULL vsi->rx_rings. The sequence was: 1. ice_ptp…
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Unscored —
ALSA: usb-audio: Prevent excessive number of frames
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Prevent excessive number of frames In this case, the user constructed the parameters with maxpacksize 40 for rate 22050 / pps 1000, and packsize[0] 22 packsize[1] 23. The buf…
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Unscored —
spi: tegra210-quad: Protect curr_xfer check in IRQ handler
In the Linux kernel, the following vulnerability has been resolved: spi: tegra210-quad: Protect curr_xfer check in IRQ handler Now that all other accesses to curr_xfer are done under the lock, protect the curr_xfer NULL check in tegra_qspi_isr_thread() with t…
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Unscored —
dpaa2-switch: prevent ZERO_SIZE_PTR dereference when num_ifs is zero
In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: prevent ZERO_SIZE_PTR dereference when num_ifs is zero The driver allocates arrays for ports, FDBs, and filter blocks using kcalloc() with ethsw->sw_attr.num_ifs as the element …
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Unscored —
smb/client: fix memory leak in smb2_open_file()
In the Linux kernel, the following vulnerability has been resolved: smb/client: fix memory leak in smb2_open_file() Reproducer: 1. server: directories are exported read-only 2. client: mount -t cifs //${server_ip}/export /mnt 3. client: dd if=/dev/zero of=/mn…
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Unscored —
net: cpsw_new: Execute ndo_set_rx_mode callback in a work queue
In the Linux kernel, the following vulnerability has been resolved: net: cpsw_new: Execute ndo_set_rx_mode callback in a work queue Commit 1767bb2d47b7 ("ipv6: mcast: Don't hold RTNL for IPV6_ADD_MEMBERSHIP and MCAST_JOIN_GROUP.") removed the RTNL lock for IP…
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High 7.1
net/sched: cls_u32: use skb_header_pointer_careful()
In the Linux kernel, the following vulnerability has been resolved: net/sched: cls_u32: use skb_header_pointer_careful() skb_header_pointer() does not fully validate negative @offset values. Use skb_header_pointer_careful() instead. GangMin Kim provided a rep…
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Unscored —
spi: tegra210-quad: Protect curr_xfer in tegra_qspi_combined_seq_xfer
In the Linux kernel, the following vulnerability has been resolved: spi: tegra210-quad: Protect curr_xfer in tegra_qspi_combined_seq_xfer The curr_xfer field is read by the IRQ handler without holding the lock to check if a transfer is in progress. When clear…
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Unscored —
ceph: fix oops due to invalid pointer for kfree() in parse_longname()
In the Linux kernel, the following vulnerability has been resolved: ceph: fix oops due to invalid pointer for kfree() in parse_longname() This fixes a kernel oops when reading ceph snapshot directories (.snap), for example by simply running `ls /mnt/my_ceph/.…
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Unscored —
ipv6: Fix ECMP sibling count mismatch when clearing RTF_ADDRCONF
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix ECMP sibling count mismatch when clearing RTF_ADDRCONF syzbot reported a kernel BUG in fib6_add_rt2node() when adding an IPv6 route. [0] Commit f72514b3c569 ("ipv6: clear RA flags w…
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Unscored —
procfs: avoid fetching build ID while holding VMA lock
In the Linux kernel, the following vulnerability has been resolved: procfs: avoid fetching build ID while holding VMA lock Fix PROCMAP_QUERY to fetch optional build ID only after dropping mmap_lock or per-VMA lock, whichever was used to lock VMA under questio…
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High 7.8
KVM: Don't clobber irqfd routing type when deassigning irqfd
In the Linux kernel, the following vulnerability has been resolved: KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVM_IRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so breaks kvm_arch_irq_bypass_del…
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Unscored —
i2c: imx: preserve error state in block data length handler
In the Linux kernel, the following vulnerability has been resolved: i2c: imx: preserve error state in block data length handler When a block read returns an invalid length, zero or >I2C_SMBUS_BLOCK_MAX, the length handler sets the state to IMX_I2C_STATE_FAILE…
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Unscored —
HID: Intel-thc-hid: Intel-thc: Add safety check for reading DMA buffer
In the Linux kernel, the following vulnerability has been resolved: HID: Intel-thc-hid: Intel-thc: Add safety check for reading DMA buffer Add DMA buffer readiness check before reading DMA buffer to avoid unexpected NULL pointer accessing.
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High 7.0
cgroup/dmem: avoid pool UAF
In the Linux kernel, the following vulnerability has been resolved: cgroup/dmem: avoid pool UAF An UAF issue was observed: BUG: KASAN: slab-use-after-free in page_counter_uncharge+0x65/0x150 Write of size 8 at addr ffff888106715440 by task insmod/527 CPU: 4 U…
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Unscored —
rust_binder: correctly handle FDA objects of length zero
In the Linux kernel, the following vulnerability has been resolved: rust_binder: correctly handle FDA objects of length zero Fix a bug where an empty FDA (fd array) object with 0 fds would cause an out-of-bounds error. The previous implementation used `skip =…
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High 8.8
scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count()
In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count() In iscsit_dec_session_usage_count(), the function calls complete() while holding the sess->session_usage_lock. Simi…
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High 7.8
linkwatch: use __dev_put() in callers to prevent UAF
In the Linux kernel, the following vulnerability has been resolved: linkwatch: use __dev_put() in callers to prevent UAF After linkwatch_do_dev() calls __dev_put() to release the linkwatch reference, the device refcount may drop to 1. At this point, netdev_ru…
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High 7.8
ALSA: aloop: Fix racy access at PCM trigger
In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since b…
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Unscored —
ASoC: amd: fix memory leak in acp3x pdm dma ops
In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: fix memory leak in acp3x pdm dma ops
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Unscored —
ceph: fix NULL pointer dereference in ceph_mds_auth_match()
In the Linux kernel, the following vulnerability has been resolved: ceph: fix NULL pointer dereference in ceph_mds_auth_match() The CephFS kernel client has regression starting from 6.18-rc1. We have issue in ceph_mds_auth_match() if fs_name == NULL: const ch…
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Unscored —
net: usb: r8152: fix resume reset deadlock
In the Linux kernel, the following vulnerability has been resolved: net: usb: r8152: fix resume reset deadlock rtl8152 can trigger device reset during reset which potentially can result in a deadlock: **** DPM device timeout after 10 seconds; 15 seconds until…
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Unscored —
pmdomain: imx8m-blk-ctrl: fix out-of-range access of bc->domains
In the Linux kernel, the following vulnerability has been resolved: pmdomain: imx8m-blk-ctrl: fix out-of-range access of bc->domains Fix out-of-range access of bc->domains in imx8m_blk_ctrl_remove().
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Unscored —
hwmon: (acpi_power_meter) Fix deadlocks related to acpi_power_meter_notify()
In the Linux kernel, the following vulnerability has been resolved: hwmon: (acpi_power_meter) Fix deadlocks related to acpi_power_meter_notify() The acpi_power_meter driver's .notify() callback function, acpi_power_meter_notify(), calls hwmon_device_unregiste…
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High 7.8
wifi: iwlwifi: mld: cancel mlo_scan_start_wk
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mld: cancel mlo_scan_start_wk mlo_scan_start_wk is not canceled on disconnection. In fact, it is not canceled anywhere except in the restart cleanup, where we don't really have…
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High 7.8
binder: fix UAF in binder_netlink_report()
In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF in binder_netlink_report() Oneway transactions sent to frozen targets via binder_proc_transaction() return a BR_TRANSACTION_PENDING_FROZEN error but they are still treated as …
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Unscored —
cgroup/dmem: fix NULL pointer dereference when setting max
In the Linux kernel, the following vulnerability has been resolved: cgroup/dmem: fix NULL pointer dereference when setting max An issue was triggered: BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor read access in kernel mode #…
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Unscored —
btrfs: sync read disk super and set block size
In the Linux kernel, the following vulnerability has been resolved: btrfs: sync read disk super and set block size When the user performs a btrfs mount, the block device is not set correctly. The user sets the block size of the block device to 0x4000 by execu…
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Unscored —
spi: tegra: Fix a memory leak in tegra_slink_probe()
In the Linux kernel, the following vulnerability has been resolved: spi: tegra: Fix a memory leak in tegra_slink_probe() In tegra_slink_probe(), when platform_get_irq() fails, it directly returns from the function with an error code, which causes a memory lea…