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linux

17,836 known vulnerabilities.

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  • High 7.5

    mptcp: avoid deadlock on fallback while reinjecting

    In the Linux kernel, the following vulnerability has been resolved: mptcp: avoid deadlock on fallback while reinjecting Jakub reported an MPTCP deadlock at fallback time: WARNING: possible recursive locking detected 6.18.0-rc7-virtme #1 Not tainted ----------…

  • High 7.5

    SUNRPC: svcauth_gss: avoid NULL deref on zero length gss_token in gss_read_proxy_verf

    In the Linux kernel, the following vulnerability has been resolved: SUNRPC: svcauth_gss: avoid NULL deref on zero length gss_token in gss_read_proxy_verf A zero length gss_token results in pages == 0 and in_token->pages[0] is NULL. The code unconditionally ev…

  • High 8.8

    net: hns3: add VLAN id validation before using

    In the Linux kernel, the following vulnerability has been resolved: net: hns3: add VLAN id validation before using Currently, the VLAN id may be used without validation when receive a VLAN configuration mailbox from VF. The length of vlan_del_fail_bmap is BIT…

  • High 7.1

    MIPS: ftrace: Fix memory corruption when kernel is located beyond 32 bits

    In the Linux kernel, the following vulnerability has been resolved: MIPS: ftrace: Fix memory corruption when kernel is located beyond 32 bits Since commit e424054000878 ("MIPS: Tracing: Reduce the overhead of dynamic Function Tracer"), the macro UASM_i_LA_mos…

  • High 7.1

    platform/x86: hp-bioscfg: Fix out-of-bounds array access in ACPI package parsing

    In the Linux kernel, the following vulnerability has been resolved: platform/x86: hp-bioscfg: Fix out-of-bounds array access in ACPI package parsing The hp_populate_*_elements_from_package() functions in the hp-bioscfg driver contain out-of-bounds array acces…

  • High 7.6

    wifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_desc()

    In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_desc() TID getting from ieee80211_get_tid() might be out of range of array size of sta_entry->tids[], so check TID is less than …

  • High 7.8

    drm/xe/oa: Fix potential UAF in xe_oa_add_config_ioctl()

    In the Linux kernel, the following vulnerability has been resolved: drm/xe/oa: Fix potential UAF in xe_oa_add_config_ioctl() In xe_oa_add_config_ioctl(), we accessed oa_config->id after dropping metrics_lock. Since this lock protects the lifetime of oa_config…

  • High 7.8

    iommu: disable SVA when CONFIG_X86 is set

    In the Linux kernel, the following vulnerability has been resolved: iommu: disable SVA when CONFIG_X86 is set Patch series "Fix stale IOTLB entries for kernel address space", v7. This proposes a fix for a security vulnerability related to IOMMU Shared Virtual…

  • High 7.5

    nfsd: fix nfsd_file reference leak in nfsd4_add_rdaccess_to_wrdeleg()

    In the Linux kernel, the following vulnerability has been resolved: nfsd: fix nfsd_file reference leak in nfsd4_add_rdaccess_to_wrdeleg() nfsd4_add_rdaccess_to_wrdeleg() unconditionally overwrites fp->fi_fds[O_RDONLY] with a newly acquired nfsd_file. However,…

  • High 7.5

    ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr()

    In the Linux kernel, the following vulnerability has been resolved: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() There exists a kernel oops caused by a BUG_ON(nhead < 0) at net/core/skbuff.c:2232 in pskb_expand_head(). This bug is tri…

  • High 7.8

    Bluetooth: btusb: revert use of devm_kzalloc in btusb

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: revert use of devm_kzalloc in btusb This reverts commit 98921dbd00c4e ("Bluetooth: Use devm_kzalloc in btusb.c file"). In btusb_probe(), we use devm_kzalloc() to allocate th…

  • High 7.5

    ipv6: fix a BUG in rt6_get_pcpu_route() under PREEMPT_RT

    In the Linux kernel, the following vulnerability has been resolved: ipv6: fix a BUG in rt6_get_pcpu_route() under PREEMPT_RT On PREEMPT_RT kernels, after rt6_get_pcpu_route() returns NULL, the current task can be preempted. Another task running on the same CP…

  • High 7.8

    powerpc/64s/slb: Fix SLB multihit issue during SLB preload

    In the Linux kernel, the following vulnerability has been resolved: powerpc/64s/slb: Fix SLB multihit issue during SLB preload On systems using the hash MMU, there is a software SLB preload cache that mirrors the entries loaded into the hardware SLB buffer. T…

  • High 7.8

    functionfs: fix the open/removal races

    In the Linux kernel, the following vulnerability has been resolved: functionfs: fix the open/removal races ffs_epfile_open() can race with removal, ending up with file->private_data pointing to freed object. There is a total count of opened files on functionf…

  • High 8.2

    shmem: fix recovery on rename failures

    In the Linux kernel, the following vulnerability has been resolved: shmem: fix recovery on rename failures maple_tree insertions can fail if we are seriously short on memory; simple_offset_rename() does not recover well if it runs into that. The same goes for…

  • High 7.8

    ublk: clean up user copy references on ublk server exit

    In the Linux kernel, the following vulnerability has been resolved: ublk: clean up user copy references on ublk server exit If a ublk server process releases a ublk char device file, any requests dispatched to the ublk server but not yet completed will retain…

  • High 7.8

    net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change

    In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change zdi-disclosures@trendmicro.com says: The vulnerability is a race condition between `ets_qdisc_dequeue`…

  • High 7.8

    Input: alps - fix use-after-free bugs caused by dev3_register_work

    In the Linux kernel, the following vulnerability has been resolved: Input: alps - fix use-after-free bugs caused by dev3_register_work The dev3_register_work delayed work item is initialized within alps_reconnect() and scheduled upon receipt of the first bare…

  • High 8.8

    scsi: Revert "scsi: qla2xxx: Perform lockless command completion in abort path"

    In the Linux kernel, the following vulnerability has been resolved: scsi: Revert "scsi: qla2xxx: Perform lockless command completion in abort path" This reverts commit 0367076b0817d5c75dfb83001ce7ce5c64d803a9. The commit being reverted added code to __qla2x00…

  • High 7.8

    media: dvb-usb: dtv5100: fix out-of-bounds in dtv5100_i2c_msg()

    In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: dtv5100: fix out-of-bounds in dtv5100_i2c_msg() rlen value is a user-controlled value, but dtv5100_i2c_msg() does not check the size of the rlen value. Therefore, if it is set…

  • High 7.8

    net/sched: ets: Remove drr class from the active list if it changes to strict

    In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: Remove drr class from the active list if it changes to strict Whenever a user issues an ets qdisc change command, transforming a drr class into a strict one, the ets code isn'…

  • High 7.8

    KVM: Disallow toggling KVM_MEM_GUEST_MEMFD on an existing memslot

    In the Linux kernel, the following vulnerability has been resolved: KVM: Disallow toggling KVM_MEM_GUEST_MEMFD on an existing memslot Reject attempts to disable KVM_MEM_GUEST_MEMFD on a memslot that was initially created with a guest_memfd binding, as KVM doe…

  • High 7.8

    media: vidtv: initialize local pointers upon transfer of memory ownership

    In the Linux kernel, the following vulnerability has been resolved: media: vidtv: initialize local pointers upon transfer of memory ownership vidtv_channel_si_init() creates a temporary list (program, service, event) and ownership of the memory itself is tran…

  • High 7.8

    fuse: fix io-uring list corruption for terminated non-committed requests

    In the Linux kernel, the following vulnerability has been resolved: fuse: fix io-uring list corruption for terminated non-committed requests When a request is terminated before it has been committed, the request is not removed from the queue's list. This leav…

  • High 7.5

    ksmbd: fix buffer validation by including null terminator size in EA length

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix buffer validation by including null terminator size in EA length The smb2_set_ea function, which handles Extended Attributes (EA), was performing buffer validation checks that inco…

  • High 8.0

    NFSD: NFSv4 file creation neglects setting ACL

    In the Linux kernel, the following vulnerability has been resolved: NFSD: NFSv4 file creation neglects setting ACL An NFSv4 client that sets an ACL with a named principal during file creation retrieves the ACL afterwards, and finds that it is only a default A…

  • High 7.8

    mlxsw: spectrum_router: Fix neighbour use-after-free

    In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_router: Fix neighbour use-after-free We sometimes observe use-after-free when dereferencing a neighbour [1]. The problem seems to be that the driver stores a pointer to the ne…

  • High 8.1

    caif: fix integer underflow in cffrml_receive()

    In the Linux kernel, the following vulnerability has been resolved: caif: fix integer underflow in cffrml_receive() The cffrml_receive() function extracts a length field from the packet header and, when FCS is disabled, subtracts 2 from this length without va…

  • High 7.8

    mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats

    In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex (instead of RTNL) to protect the multicast route list, so that it will not chan…

  • High 7.8

    ethtool: Avoid overflowing userspace buffer on stats query

    In the Linux kernel, the following vulnerability has been resolved: ethtool: Avoid overflowing userspace buffer on stats query The ethtool -S command operates across three ioctl calls: ETHTOOL_GSSET_INFO for the size, ETHTOOL_GSTRINGS for the names, and ETHTO…

  • High 7.8

    tpm2-sessions: Fix out of range indexing in name_size

    In the Linux kernel, the following vulnerability has been resolved: tpm2-sessions: Fix out of range indexing in name_size 'name_size' does not have any range checks, and it just directly indexes with TPM_ALG_ID, which could lead into memory corruption at wors…

  • High 7.8

    drm/amdgpu: fix a job->pasid access race in gpu recovery

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix a job->pasid access race in gpu recovery Avoid a possible UAF in GPU recovery due to a race between the sched timeout callback and the tdr work queue. The gpu recovery functio…

  • High 7.1

    net: openvswitch: fix middle attribute validation in push_nsh() action

    In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix middle attribute validation in push_nsh() action The push_nsh() action structure looks like this: OVS_ACTION_ATTR_PUSH_NSH(OVS_KEY_ATTR_NSH(OVS_NSH_KEY_ATTR_BASE,...)) T…

  • High 7.5

    scsi: target: Reset t_task_cdb pointer in error case

    In the Linux kernel, the following vulnerability has been resolved: scsi: target: Reset t_task_cdb pointer in error case If allocation of cmd->t_task_cdb fails, it remains NULL but is later dereferenced in the 'err' path. In case of error, reset NULL t_task_c…

  • High 7.5

    hfsplus: fix missing hfs_bnode_get() in __hfs_bnode_create

    In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix missing hfs_bnode_get() in __hfs_bnode_create When sync() and link() are called concurrently, both threads may enter hfs_bnode_find() without finding the node in the hash table a…

  • High 7.5

    bnxt_en: Fix XDP_TX path

    In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix XDP_TX path For XDP_TX action in bnxt_rx_xdp(), clearing of the event flags is not correct. __bnxt_poll_work() -> bnxt_rx_pkt() -> bnxt_rx_xdp() may be looping within NAPI and so…

  • High 7.8

    NFS: Automounted filesystems should inherit ro,noexec,nodev,sync flags

    In the Linux kernel, the following vulnerability has been resolved: NFS: Automounted filesystems should inherit ro,noexec,nodev,sync flags When a filesystem is being automounted, it needs to preserve the user-set superblock mount options, such as the "ro" fla…

  • High 7.1

    ALSA: firewire-motu: add bounds check in put_user loop for DSP events

    In the Linux kernel, the following vulnerability has been resolved: ALSA: firewire-motu: add bounds check in put_user loop for DSP events In the DSP event handling code, a put_user() loop copies event data. When the user buffer size is not aligned to 4 bytes,…

  • High 7.8

    misc: pci_endpoint_test: Free IRQs before removing the device

    In the Linux kernel, the following vulnerability has been resolved: misc: pci_endpoint_test: Free IRQs before removing the device In pci_endpoint_test_remove(), freeing the IRQs after removing the device creates a small race window for IRQs to be received wit…

  • High 7.1

    crypto: qat - fix out-of-bounds read

    In the Linux kernel, the following vulnerability has been resolved: crypto: qat - fix out-of-bounds read When preparing an AER-CTR request, the driver copies the key provided by the user into a data structure that is accessible by the firmware. If the target …