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Medium 6.3
Predictable DNS Transaction IDs Enable Cache Poisoning in Built-in Resolver
Generation of Predictable Numbers or Identifiers vulnerability in Erlang/OTP kernel (inet_res, inet_db modules) allows DNS Cache Poisoning. The built-in DNS resolver (inet_res) uses a sequential, process-global 16-bit transaction ID for UDP queries and does n…
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Medium 5.5
sched: Fix sched_numa_find_nth_cpu() if mask offline
In the Linux kernel, the following vulnerability has been resolved: sched: Fix sched_numa_find_nth_cpu() if mask offline sched_numa_find_nth_cpu() uses a bsearch to look for the 'closest' CPU in sched_domains_numa_masks and given cpus mask. However they might…
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Medium 5.5
bpf: Tell memcg to use allow_spinning=false path in bpf_timer_init()
In the Linux kernel, the following vulnerability has been resolved: bpf: Tell memcg to use allow_spinning=false path in bpf_timer_init() Currently, calling bpf_map_kmalloc_node() from __bpf_async_init() can cause various locking issues; see the following stac…
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Medium 5.5
vxlan: Fix NPD in {arp,neigh}_reduce() when using nexthop objects
In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix NPD in {arp,neigh}_reduce() when using nexthop objects When the "proxy" option is enabled on a VXLAN device, the device will suppress ARP requests and IPv6 Neighbor Solicitation me…
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Medium 5.5
x86/MCE: Always save CS register on AMD Zen IF Poison errors
In the Linux kernel, the following vulnerability has been resolved: x86/MCE: Always save CS register on AMD Zen IF Poison errors The Instruction Fetch (IF) units on current AMD Zen-based systems do not guarantee a synchronous #MC is delivered for poison consu…
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Medium 5.5
clk: mediatek: fix of_iomap memory leak
In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: fix of_iomap memory leak Smatch reports: drivers/clk/mediatek/clk-mtk.c:583 mtk_clk_simple_probe() warn: 'base' from of_iomap() not released on lines: 496. This problem was als…
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Medium 5.5
blk-cgroup: Reinit blkg_iostat_set after clearing in blkcg_reset_stats()
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Reinit blkg_iostat_set after clearing in blkcg_reset_stats() When blkg_alloc() is called to allocate a blkcg_gq structure with the associated blkg_iostat_set's, there are 2 fields…
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Medium 5.5
wifi: ath11k: mhi: fix potential memory leak in ath11k_mhi_register()
In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: mhi: fix potential memory leak in ath11k_mhi_register() mhi_alloc_controller() allocates a memory space for mhi_ctrl. When gets some error, mhi_ctrl should be freed with mhi_fre…
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Medium 5.5
crypto: hisilicon/qm - increase the memory of local variables
In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/qm - increase the memory of local variables Increase the buffer to prevent stack overflow by fuzz test. The maximum length of the qos configuration buffer is 256 bytes. Curr…
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Medium 4.7
mm: kmem: fix a NULL pointer dereference in obj_stock_flush_required()
In the Linux kernel, the following vulnerability has been resolved: mm: kmem: fix a NULL pointer dereference in obj_stock_flush_required() KCSAN found an issue in obj_stock_flush_required(): stock->cached_objcg can be reset between the check and dereference: …
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Medium 5.5
irqchip/gicv3: Workaround for NVIDIA erratum T241-FABRIC-4
In the Linux kernel, the following vulnerability has been resolved: irqchip/gicv3: Workaround for NVIDIA erratum T241-FABRIC-4 The T241 platform suffers from the T241-FABRIC-4 erratum which causes unexpected behavior in the GIC when multiple transactions are …
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Medium 5.5
drm/amdgpu: fix memory leak in mes self test
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix memory leak in mes self test The fences associated with mes queue have to be freed up during amdgpu_ring_fini.
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Medium 5.5
block: be a bit more careful in checking for NULL bdev while polling
In the Linux kernel, the following vulnerability has been resolved: block: be a bit more careful in checking for NULL bdev while polling Wei reports a crash with an application using polled IO: PGD 14265e067 P4D 14265e067 PUD 47ec50067 PMD 0 Oops: 0000 [#1] S…
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Medium 5.5
staging: pi433: fix memory leak with using debugfs_lookup()
In the Linux kernel, the following vulnerability has been resolved: staging: pi433: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things si…
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Medium 5.5
accel/habanalabs: postpone mem_mgr IDR destruction to hpriv_release()
In the Linux kernel, the following vulnerability has been resolved: accel/habanalabs: postpone mem_mgr IDR destruction to hpriv_release() The memory manager IDR is currently destroyed when user releases the file descriptor. However, at this point the user con…
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Medium 5.5
net/mlx5: Handle pairing of E-switch via uplink un/load APIs
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Handle pairing of E-switch via uplink un/load APIs In case user switch a device from switchdev mode to legacy mode, mlx5 first unpair the E-switch and afterwards unload the uplink v…
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Medium 5.5
btrfs: fix deadlock when aborting transaction during relocation with scrub
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock when aborting transaction during relocation with scrub Before relocating a block group we pause scrub, then do the relocation and then unpause scrub. The relocation proces…
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Medium 5.5
usb: dwc3: core: fix some leaks in probe
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: fix some leaks in probe The dwc3_get_properties() function calls: dwc->usb_psy = power_supply_get_by_name(usb_psy_name); so there is some additional clean up required on thes…
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Medium 5.5
genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask()
In the Linux kernel, the following vulnerability has been resolved: genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask() If ipi_send_{mask|single}() is called with an invalid interrupt number, all the local variables there will be NULL. ipi_send…
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Medium 5.5
ext2/dax: Fix ext2_setsize when len is page aligned
In the Linux kernel, the following vulnerability has been resolved: ext2/dax: Fix ext2_setsize when len is page aligned PAGE_ALIGN(x) macro gives the next highest value which is multiple of pagesize. But if x is already page aligned then it simply returns x. …
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Medium 5.5
mISDN: hfcpci: Fix warning when deleting uninitialized timer
In the Linux kernel, the following vulnerability has been resolved: mISDN: hfcpci: Fix warning when deleting uninitialized timer With CONFIG_DEBUG_OBJECTS_TIMERS unloading hfcpci module leads to the following splat: [ 250.215892] ODEBUG: assert_init not avail…
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Medium 5.5
net/mlx5: Fix lockdep assertion on sync reset unload event
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix lockdep assertion on sync reset unload event Fix lockdep assertion triggered during sync reset unload event. When the sync reset flow is initiated using the devlink reload fw_ac…
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Medium 5.5
trace/fgraph: Fix the warning caused by missing unregister notifier
In the Linux kernel, the following vulnerability has been resolved: trace/fgraph: Fix the warning caused by missing unregister notifier This warning was triggered during testing on v6.16: notifier callback ftrace_suspend_notifier_call already registered WARNI…
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Medium 5.5
blk-mq: fix NULL dereference on q->elevator in blk_mq_elv_switch_none
In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q->elevator in blk_mq_elv_switch_none After grabbing q->sysfs_lock, q->elevator may become NULL because of elevator switch. Fix the NULL dereference on q->elev…
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Medium 5.5
drm/amdgpu: install stub fence into potential unused fence pointers
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: install stub fence into potential unused fence pointers When using cpu to update page tables, vm update fences are unused. Install stub fence into these fence pointers instead of …
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Medium 5.5
btrfs: set_page_extent_mapped after read_folio in btrfs_cont_expand
In the Linux kernel, the following vulnerability has been resolved: btrfs: set_page_extent_mapped after read_folio in btrfs_cont_expand While trying to get the subpage blocksize tests running, I hit the following panic on generic/476 assertion failed: PagePri…
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Medium 5.5
xsk: check IFF_UP earlier in Tx path
In the Linux kernel, the following vulnerability has been resolved: xsk: check IFF_UP earlier in Tx path Xsk Tx can be triggered via either sendmsg() or poll() syscalls. These two paths share a call to common function xsk_xmit() which has two sanity checks wi…
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Medium 5.5
bpf: Fix memleak due to fentry attach failure
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix memleak due to fentry attach failure If it fails to attach fentry, the allocated bpf trampoline image will be left in the system. That can be verified by checking /proc/kallsyms. Thi…
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Medium 5.5
wifi: mac80211_hwsim: Fix possible NULL dereference
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211_hwsim: Fix possible NULL dereference In a call to mac80211_hwsim_select_tx_link() the sta pointer might be NULL, thus need to check that it is not NULL before accessing it.
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Medium 5.5
media: venus: protect against spurious interrupts during probe
In the Linux kernel, the following vulnerability has been resolved: media: venus: protect against spurious interrupts during probe Make sure the interrupt handler is initialized before the interrupt is registered. If the IRQ is registered before hfi_create(),…
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Medium 4.7
Systemd-coredump: race condition that allows a local attacker to crash a suid program and gain read access to the resulting core dump
A vulnerability was found in systemd-coredump. This flaw allows an attacker to force a SUID process to crash and replace it with a non-SUID binary to access the original's privileged process coredump, allowing the attacker to read sensitive data, such as /etc…
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Medium 5.5
blk-mq: Fix kmemleak in blk_mq_init_allocated_queue
In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fix kmemleak in blk_mq_init_allocated_queue There is a kmemleak caused by modprobe null_blk.ko unreferenced object 0xffff8881acb1f000 (size 1024): comm "modprobe", pid 836, jiffies 42…
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Medium 5.5
sfc: fix NULL dereferences in ef100_process_design_param()
In the Linux kernel, the following vulnerability has been resolved: sfc: fix NULL dereferences in ef100_process_design_param() Since cited commit, ef100_probe_main() and hence also ef100_check_design_params() run before efx->net_dev is created; consequently, …
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Medium 5.5
fs/9p: fix NULL pointer dereference on mkdir
In the Linux kernel, the following vulnerability has been resolved: fs/9p: fix NULL pointer dereference on mkdir When a 9p tree was mounted with option 'posixacl', parent directory had a default ACL set for its subdirectories, e.g.: setfacl -m default:group:s…
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Medium 5.5
ASoC: imx-card: Add NULL check in imx_card_probe()
In the Linux kernel, the following vulnerability has been resolved: ASoC: imx-card: Add NULL check in imx_card_probe() devm_kasprintf() returns NULL when memory allocation fails. Currently, imx_card_probe() does not check for this case, which results in a NUL…
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Medium 5.5
netlabel: Fix NULL pointer exception caused by CALIPSO on IPv4 sockets
In the Linux kernel, the following vulnerability has been resolved: netlabel: Fix NULL pointer exception caused by CALIPSO on IPv4 sockets When calling netlbl_conn_setattr(), addr->sa_family is used to determine the function behavior. If sk is an IPv4 socket,…
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Medium 5.5
arm64: Don't call NULL in do_compat_alignment_fixup()
In the Linux kernel, the following vulnerability has been resolved: arm64: Don't call NULL in do_compat_alignment_fixup() do_alignment_t32_to_handler() only fixes up alignment faults for specific instructions; it returns NULL otherwise (e.g. LDREX). When that…
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Medium 5.5
atm: Fix NULL pointer dereference
In the Linux kernel, the following vulnerability has been resolved: atm: Fix NULL pointer dereference When MPOA_cache_impos_rcvd() receives the msg, it can trigger Null Pointer Dereference Vulnerability if both entry and holding_time are NULL. Because there i…
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Medium 5.5
regulator: dummy: force synchronous probing
In the Linux kernel, the following vulnerability has been resolved: regulator: dummy: force synchronous probing Sometimes I get a NULL pointer dereference at boot time in kobject_get() with the following call stack: anatop_regulator_probe() devm_regulator_reg…
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Medium 5.5
Bluetooth: Fix error code in chan_alloc_skb_cb()
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix error code in chan_alloc_skb_cb() The chan_alloc_skb_cb() function is supposed to return error pointers on error. Returning NULL will lead to a NULL dereference.