Archive
21 May 2024
Vulnerabilities first published on this day (UTC), newest first.
445 results · Feed
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High 7.8
bpf: Fix tail_call_reachable rejection for interpreter when jit failed
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix tail_call_reachable rejection for interpreter when jit failed During testing of f263a81451c1 ("bpf: Track subprog poke descriptors correctly and fix use-after-free") under various fa…
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Unscored —
xdp, net: Fix use-after-free in bpf_xdp_link_release
In the Linux kernel, the following vulnerability has been resolved: xdp, net: Fix use-after-free in bpf_xdp_link_release The problem occurs between dev_get_by_index() and dev_xdp_attach_link(). At this point, dev_xdp_uninstall() is called. Then xdp link will …
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Unscored —
bpf, sockmap: Fix potential memory leak on unlikely error case
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix potential memory leak on unlikely error case If skb_linearize is needed and fails we could leak a msg on the error handling. To fix ensure we kfree the msg block before retu…
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High 7.8
KVM: PPC: Fix kvm_arch_vcpu_ioctl vcpu_load leak
In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Fix kvm_arch_vcpu_ioctl vcpu_load leak vcpu_put is not called if the user copy fails. This can result in preempt notifier corruption and crashes, among other issues.
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Medium 5.5
net: fix uninit-value in caif_seqpkt_sendmsg
In the Linux kernel, the following vulnerability has been resolved: net: fix uninit-value in caif_seqpkt_sendmsg When nr_segs equal to zero in iovec_from_user, the object msg->msg_iter.iov is uninit stack memory in caif_seqpkt_sendmsg which is defined in ___s…
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High 7.5
net: sched: fix memory leak in tcindex_partial_destroy_work
In the Linux kernel, the following vulnerability has been resolved: net: sched: fix memory leak in tcindex_partial_destroy_work Syzbot reported memory leak in tcindex_set_parms(). The problem was in non-freed perfect hash in tcindex_partial_destroy_work(). In…
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Unscored —
netrom: Decrease sock refcount when sock timers expire
In the Linux kernel, the following vulnerability has been resolved: netrom: Decrease sock refcount when sock timers expire Commit 63346650c1a9 ("netrom: switch to sock timer API") switched to use sock timer API. It replaces mod_timer() by sk_reset_timer(), an…
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Unscored —
net/sched: act_skbmod: Skip non-Ethernet packets
In the Linux kernel, the following vulnerability has been resolved: net/sched: act_skbmod: Skip non-Ethernet packets Currently tcf_skbmod_act() assumes that packets use Ethernet as their L2 protocol, which is not always the case. As an example, for CAN device…
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Unscored —
io_uring: fix memleak in io_init_wq_offload()
In the Linux kernel, the following vulnerability has been resolved: io_uring: fix memleak in io_init_wq_offload() I got memory leak report when doing fuzz test: BUG: memory leak unreferenced object 0xffff888107310a80 (size 96): comm "syz-executor.6", pid 4610…
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High 7.8
ipv6: fix another slab-out-of-bounds in fib6_nh_flush_exceptions
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix another slab-out-of-bounds in fib6_nh_flush_exceptions While running the self-tests on a KASAN enabled kernel, I observed a slab-out-of-bounds splat very similar to the one reported…
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High 7.5
scsi: target: Fix NULL dereference on XCOPY completion
In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fix NULL dereference on XCOPY completion CPU affinity control added with commit 39ae3edda325 ("scsi: target: core: Make completion affinity configurable") makes target_complete_…
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Unscored —
ACPI: fix NULL pointer dereference
In the Linux kernel, the following vulnerability has been resolved: ACPI: fix NULL pointer dereference Commit 71f642833284 ("ACPI: utils: Fix reference counting in for_each_acpi_dev_match()") started doing "acpi_dev_put()" on a pointer that was possibly NULL.…
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Unscored —
media: ngene: Fix out-of-bounds bug in ngene_command_config_free_buf()
In the Linux kernel, the following vulnerability has been resolved: media: ngene: Fix out-of-bounds bug in ngene_command_config_free_buf() Fix an 11-year old bug in ngene_command_config_free_buf() while addressing the following warnings caught with -Warray-bo…
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Unscored —
driver core: auxiliary bus: Fix memory leak when driver_register() fail
In the Linux kernel, the following vulnerability has been resolved: driver core: auxiliary bus: Fix memory leak when driver_register() fail If driver_register() returns with error we need to free the memory allocated for auxdrv->driver.name before returning f…
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Unscored —
bus: mhi: core: Validate channel ID when processing command completions
In the Linux kernel, the following vulnerability has been resolved: bus: mhi: core: Validate channel ID when processing command completions MHI reads the channel ID from the event ring element sent by the device which can be any value between 0 and 255. In or…
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Medium 4.7
isdn: mISDN: netjet: Fix crash in nj_probe:
In the Linux kernel, the following vulnerability has been resolved: isdn: mISDN: netjet: Fix crash in nj_probe: 'nj_setup' in netjet.c might fail with -EIO and in this case 'card->irq' is initialized and is bigger than zero. A subsequent call to 'nj_release' …
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High 7.8
spi: bcm2835: Fix out-of-bounds access with more than 4 slaves
In the Linux kernel, the following vulnerability has been resolved: spi: bcm2835: Fix out-of-bounds access with more than 4 slaves Commit 571e31fa60b3 ("spi: bcm2835: Cache CS register value for ->prepare_message()") limited the number of slaves to 3 at compi…
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Unscored —
net:sfc: fix non-freed irq in legacy irq mode
In the Linux kernel, the following vulnerability has been resolved: net:sfc: fix non-freed irq in legacy irq mode SFC driver can be configured via modparam to work using MSI-X, MSI or legacy IRQ interrupts. In the last one, the interrupt was not properly rele…
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High 7.8
ALSA: seq: Fix race of snd_seq_timer_open()
In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fix race of snd_seq_timer_open() The timer instance per queue is exclusive, and snd_seq_timer_open() should have managed the concurrent accesses. It looks as if it's checking the a…
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Unscored —
drm: Fix use-after-free read in drm_getunique()
In the Linux kernel, the following vulnerability has been resolved: drm: Fix use-after-free read in drm_getunique() There is a time-of-check-to-time-of-use error in drm_getunique() due to retrieving file_priv->master prior to locking the device's master mutex…
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Unscored —
usb: misc: brcmstb-usb-pinmap: check return value after calling platform_get_resource()
In the Linux kernel, the following vulnerability has been resolved: usb: misc: brcmstb-usb-pinmap: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value.
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Unscored —
bus: mhi: pci_generic: Fix possible use-after-free in mhi_pci_remove()
In the Linux kernel, the following vulnerability has been resolved: bus: mhi: pci_generic: Fix possible use-after-free in mhi_pci_remove() This driver's remove path calls del_timer(). However, that function does not wait until the timer handler finishes. This…
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Unscored —
kvm: avoid speculation-based attacks from out-of-range memslot accesses
In the Linux kernel, the following vulnerability has been resolved: kvm: avoid speculation-based attacks from out-of-range memslot accesses KVM's mechanism for accessing guest memory translates a guest physical address (gpa) to a host virtual address using th…
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Unscored —
ftrace: Do not blindly read the ip address in ftrace_bug()
In the Linux kernel, the following vulnerability has been resolved: ftrace: Do not blindly read the ip address in ftrace_bug() It was reported that a bug on arm64 caused a bad ip address to be used for updating into a nop in ftrace_init(), but the error path …
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Unscored —
bcache: avoid oversized read request in cache missing code path
In the Linux kernel, the following vulnerability has been resolved: bcache: avoid oversized read request in cache missing code path In the cache missing code path of cached device, if a proper location from the internal B+ tree is matched for a cache miss ran…
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High 7.8
tracing: Correct the length check which causes memory corruption
In the Linux kernel, the following vulnerability has been resolved: tracing: Correct the length check which causes memory corruption We've suffered from severe kernel crashes due to memory corruption on our production environment, like, Call Trace: [1640542.5…
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Unscored —
usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled When only PHY1 is used (for example on Odroid-HC4), the regmap init code uses the usb2 ports when doesn't initialize the PHY…
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Unscored —
usb: dwc3: gadget: Bail from dwc3_gadget_exit() if dwc->gadget is NULL
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: gadget: Bail from dwc3_gadget_exit() if dwc->gadget is NULL There exists a possible scenario in which dwc3_gadget_init() can fail: during during host -> peripheral mode switch in d…
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Medium 5.5
usb: cdnsp: Fix deadlock issue in cdnsp_thread_irq_handler
In the Linux kernel, the following vulnerability has been resolved: usb: cdnsp: Fix deadlock issue in cdnsp_thread_irq_handler Patch fixes the following critical issue caused by deadlock which has been detected during testing NCM class: smp: csd: Detected non…
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Unscored —
usb: fix various gadgets null ptr deref on 10gbps cabling.
In the Linux kernel, the following vulnerability has been resolved: usb: fix various gadgets null ptr deref on 10gbps cabling. This avoids a null pointer dereference in f_{ecm,eem,hid,loopback,printer,rndis,serial,sourcesink,subset,tcm} by simply reusing the …
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Unscored —
usb: dwc3: ep0: fix NULL pointer exception
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: ep0: fix NULL pointer exception There is no validation of the index from dwc3_wIndex_to_dep() and we might be referring a non-existing ep and trigger a NULL pointer exception. In c…
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Unscored —
usb: typec: tcpm: cancel vdm and state machine hrtimer when unregister tcpm port
In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: cancel vdm and state machine hrtimer when unregister tcpm port A pending hrtimer may expire after the kthread_worker of tcpm port is destroyed, see below kernel dump when do…
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Unscored —
RDMA/ipoib: Fix warning caused by destroying non-initial netns
In the Linux kernel, the following vulnerability has been resolved: RDMA/ipoib: Fix warning caused by destroying non-initial netns After the commit 5ce2dced8e95 ("RDMA/ipoib: Set rtnl_link_ops for ipoib interfaces"), if the IPoIB device is moved to non-initia…
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Medium 6.3
usb: fix various gadget panics on 10gbps cabling
In the Linux kernel, the following vulnerability has been resolved: usb: fix various gadget panics on 10gbps cabling usb_assign_descriptors() is called with 5 parameters, the last 4 of which are the usb_descriptor_header for: full-speed (USB1.1 - 12Mbps [incl…
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Unscored —
RDMA: Verify port when creating flow rule
In the Linux kernel, the following vulnerability has been resolved: RDMA: Verify port when creating flow rule Validate port value provided by the user and with that remove no longer needed validation by the driver. The missing check in the mlx5_ib driver coul…
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Unscored —
ASoC: core: Fix Null-point-dereference in fmt_single_name()
In the Linux kernel, the following vulnerability has been resolved: ASoC: core: Fix Null-point-dereference in fmt_single_name() Check the return value of devm_kstrdup() in case of Null-point-dereference.
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Unscored —
gpio: wcd934x: Fix shift-out-of-bounds error
In the Linux kernel, the following vulnerability has been resolved: gpio: wcd934x: Fix shift-out-of-bounds error bit-mask for pins 0 to 4 is BIT(0) to BIT(4) however we ended up with BIT(n - 1) which is not right, and this was caught by below usban check UBSA…
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High 7.8
IB/mlx5: Fix initializing CQ fragments buffer
In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Fix initializing CQ fragments buffer The function init_cq_frag_buf() can be called to initialize the current CQ fragments buffer cq->buf, or the temporary cq->resize_buf that is fill…
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High 7.1
KVM: x86: Ensure liveliness of nested VM-Enter fail tracepoint message
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ensure liveliness of nested VM-Enter fail tracepoint message Use the __string() machinery provided by the tracing subystem to make a copy of the string literals consumed by the "nes…
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Unscored —
NFS: Fix a potential NULL dereference in nfs_get_client()
In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a potential NULL dereference in nfs_get_client() None of the callers are expecting NULL returns from nfs_get_client() so this code will lead to an Oops. It's better to return an erro…