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Package · Ubuntu

linux-kvm

12,405 known vulnerabilities.

12,259 results · Feed

  • High 7.5

    tcp: fix a signed-integer-overflow bug in tcp_add_backlog()

    In the Linux kernel, the following vulnerability has been resolved: tcp: fix a signed-integer-overflow bug in tcp_add_backlog() The type of sk_rcvbuf and sk_sndbuf in struct sock is int, and in tcp_add_backlog(), the variable limit is caculated by adding sk_r…

  • Unscored —

    nilfs2: fix shift-out-of-bounds due to too large exponent of block size

    In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix shift-out-of-bounds due to too large exponent of block size If field s_log_block_size of superblock data is corrupted and too large, init_nilfs() and load_nilfs() still can trigge…

  • High 7.5

    NFSD: Finish converting the NFSv2 GETACL result encoder

    In the Linux kernel, the following vulnerability has been resolved: NFSD: Finish converting the NFSv2 GETACL result encoder The xdr_stream conversion inadvertently left some code that set the page_len of the send buffer. The XDR stream encoders should handle …

  • High 7.8

    apparmor: Fix memleak in alloc_ns()

    In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix memleak in alloc_ns() After changes in commit a1bd627b46d1 ("apparmor: share profile name on replacement"), the hname member of struct aa_policy is not valid slab object, but a …

  • Unscored —

    cifs: Fix the error length of VALIDATE_NEGOTIATE_INFO message

    In the Linux kernel, the following vulnerability has been resolved: cifs: Fix the error length of VALIDATE_NEGOTIATE_INFO message Commit d5c7076b772a ("smb3: add smb3.1.1 to default dialect list") extend the dialects from 3 to 4, but forget to decrease the ex…

  • Unscored —

    mmc: alcor: fix return value check of mmc_add_host()

    In the Linux kernel, the following vulnerability has been resolved: mmc: alcor: fix return value check of mmc_add_host() mmc_add_host() may return error, if we ignore its return value, the memory that allocated in mmc_alloc_host() will be leaked and it will l…

  • Unscored —

    rapidio: rio: fix possible name leak in rio_register_mport()

    In the Linux kernel, the following vulnerability has been resolved: rapidio: rio: fix possible name leak in rio_register_mport() If device_register() returns error, the name allocated by dev_set_name() need be freed. It should use put_device() to give up the …

  • Unscored —

    cifs: Fix xid leak in cifs_ses_add_channel()

    In the Linux kernel, the following vulnerability has been resolved: cifs: Fix xid leak in cifs_ses_add_channel() Before return, should free the xid, otherwise, the xid will be leaked.

  • Unscored —

    nfc: virtual_ncidev: Fix memory leak in virtual_nci_send()

    In the Linux kernel, the following vulnerability has been resolved: nfc: virtual_ncidev: Fix memory leak in virtual_nci_send() skb should be free in virtual_nci_send(), otherwise kmemleak will report memleak. Steps for reproduction (simulated in qemu): cd too…

  • Unscored —

    NFSv4: Fix a credential leak in _nfs4_discover_trunking()

    In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix a credential leak in _nfs4_discover_trunking()

  • Unscored —

    scsi: ipr: Fix WARNING in ipr_init()

    In the Linux kernel, the following vulnerability has been resolved: scsi: ipr: Fix WARNING in ipr_init() ipr_init() will not call unregister_reboot_notifier() when pci_register_driver() fails, which causes a WARNING. Call unregister_reboot_notifier() when pci…

  • Unscored —

    vhost_vdpa: fix the crash in unmap a large memory

    In the Linux kernel, the following vulnerability has been resolved: vhost_vdpa: fix the crash in unmap a large memory While testing in vIOMMU, sometimes Guest will unmap very large memory, which will cause the crash. To fix this, add a new function vhost_vdpa…

  • Unscored —

    pstore: Avoid kcore oops by vmap()ing with VM_IOREMAP

    In the Linux kernel, the following vulnerability has been resolved: pstore: Avoid kcore oops by vmap()ing with VM_IOREMAP An oops can be induced by running 'cat /proc/kcore > /dev/null' on devices using pstore with the ram backend because kmap_atomic() assume…

  • Unscored —

    drivers: dio: fix possible memory leak in dio_init()

    In the Linux kernel, the following vulnerability has been resolved: drivers: dio: fix possible memory leak in dio_init() If device_register() returns error, the 'dev' and name needs be freed. Add a release function, and then call put_device() in the error pat…

  • High 7.8

    netfilter: ebtables: fix table blob use-after-free

    In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix table blob use-after-free We are not allowed to return an error at this point. Looking at the code it looks like ret is always 0 at this point, but its not. t = find_…

  • Unscored —

    net: ethernet: mtk_eth_soc: fix possible NULL pointer dereference in mtk_hwlro_get_fdir_all()

    In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk_eth_soc: fix possible NULL pointer dereference in mtk_hwlro_get_fdir_all() rule_locs is allocated in ethtool_get_rxnfc and the size is determined by rule_cnt from user spac…

  • Unscored —

    MIPS: KVM: Fix NULL pointer dereference

    In the Linux kernel, the following vulnerability has been resolved: MIPS: KVM: Fix NULL pointer dereference After commit 45c7e8af4a5e3f0bea4ac209 ("MIPS: Remove KVM_TE support") we get a NULL pointer dereference when creating a KVM guest: [ 146.243409] Starti…

  • Critical 9.8

    net/smc: fix potential panic dues to unprotected smc_llc_srv_add_link()

    In the Linux kernel, the following vulnerability has been resolved: net/smc: fix potential panic dues to unprotected smc_llc_srv_add_link() There is a certain chance to trigger the following panic: PID: 5900 TASK: ffff88c1c8af4100 CPU: 1 COMMAND: "kworker/1:4…

  • Unscored —

    net/net_failover: fix txq exceeding warning

    In the Linux kernel, the following vulnerability has been resolved: net/net_failover: fix txq exceeding warning The failover txq is inited as 16 queues. when a packet is transmitted from the failover device firstly, the failover device will select the queue w…

  • High 7.8

    scsi: mpi3mr: Fix missing mrioc->evtack_cmds initialization

    In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fix missing mrioc->evtack_cmds initialization Commit c1af985d27da ("scsi: mpi3mr: Add Event acknowledgment logic") introduced an array mrioc->evtack_cmds but initialization of t…

  • Unscored —

    m68k: Only force 030 bus error if PC not in exception table

    In the Linux kernel, the following vulnerability has been resolved: m68k: Only force 030 bus error if PC not in exception table __get_kernel_nofault() does copy data in supervisor mode when forcing a task backtrace log through /proc/sysrq_trigger. This is exp…

  • Unscored —

    amba: bus: fix refcount leak

    In the Linux kernel, the following vulnerability has been resolved: amba: bus: fix refcount leak commit 5de1540b7bc4 ("drivers/amba: create devices from device tree") increases the refcount of of_node, but not releases it in amba_device_release, so there is r…

  • Unscored —

    wifi: ath11k: fix registration of 6Ghz-only phy without the full channel range

    In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix registration of 6Ghz-only phy without the full channel range Because of what seems to be a typo, a 6Ghz-only phy for which the BDF does not allow the 7115Mhz channel will fa…

  • Unscored —

    af_unix: Fix data races around sk->sk_shutdown.

    In the Linux kernel, the following vulnerability has been resolved: af_unix: Fix data races around sk->sk_shutdown. KCSAN found a data race around sk->sk_shutdown where unix_release_sock() and unix_shutdown() update it under unix_state_lock(), OTOH unix_poll(…

  • Unscored —

    btrfs: fix lockdep splat and potential deadlock after failure running delayed items

    In the Linux kernel, the following vulnerability has been resolved: btrfs: fix lockdep splat and potential deadlock after failure running delayed items When running delayed items we are holding a delayed node's mutex and then we will attempt to modify a subvo…

  • High 7.8

    serial: 8250: Fix oops for port->pm on uart_change_pm()

    In the Linux kernel, the following vulnerability has been resolved: serial: 8250: Fix oops for port->pm on uart_change_pm() Unloading a hardware specific 8250 driver can produce error "Unable to handle kernel paging request at virtual address" about ten secon…

  • Unscored —

    net: Fix load-tearing on sk->sk_stamp in sock_recv_cmsgs().

    In the Linux kernel, the following vulnerability has been resolved: net: Fix load-tearing on sk->sk_stamp in sock_recv_cmsgs(). KCSAN found a data race in sock_recv_cmsgs() where the read access to sk->sk_stamp needs READ_ONCE(). BUG: KCSAN: data-race in pack…

  • High 7.5

    Revert "IB/isert: Fix incorrect release of isert connection"

    In the Linux kernel, the following vulnerability has been resolved: Revert "IB/isert: Fix incorrect release of isert connection" Commit: 699826f4e30a ("IB/isert: Fix incorrect release of isert connection") is causing problems on OPA when DEVICE_REMOVAL is hap…

  • High 8.8

    Bluetooth: L2CAP: Fix potential user-after-free

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix potential user-after-free This fixes all instances of which requires to allocate a buffer calling alloc_skb which may release the chan lock and reacquire later which mak…

  • Unscored —

    USB: sisusbvga: Add endpoint checks

    In the Linux kernel, the following vulnerability has been resolved: USB: sisusbvga: Add endpoint checks The syzbot fuzzer was able to provoke a WARNING from the sisusbvga driver: ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 3 != type 1 W…

  • Unscored —

    tracing: Fix warning in trace_buffered_event_disable()

    In the Linux kernel, the following vulnerability has been resolved: tracing: Fix warning in trace_buffered_event_disable() Warning happened in trace_buffered_event_disable() at WARN_ON_ONCE(!trace_buffered_event_ref) Call Trace: ? __warn+0xa5/0x1b0 ? trace_bu…

  • Unscored —

    media: ov5675: Fix memleak in ov5675_init_controls()

    In the Linux kernel, the following vulnerability has been resolved: media: ov5675: Fix memleak in ov5675_init_controls() There is a kmemleak when testing the media/i2c/ov5675.c with bpf mock device: AssertionError: unreferenced object 0xffff888107362160 (size…

  • Unscored —

    HID: uclogic: Correct devm device reference for hidinput input_dev name

    In the Linux kernel, the following vulnerability has been resolved: HID: uclogic: Correct devm device reference for hidinput input_dev name Reference the HID device rather than the input device for the devm allocation of the input_dev name. Referencing the in…

  • Unscored —

    pinctrl: stm32: Fix refcount leak in stm32_pctrl_get_irq_domain

    In the Linux kernel, the following vulnerability has been resolved: pinctrl: stm32: Fix refcount leak in stm32_pctrl_get_irq_domain of_irq_find_parent() returns a node pointer with refcount incremented, We should use of_node_put() on it when not needed anymor…

  • Unscored —

    mmc: via-sdmmc: fix return value check of mmc_add_host()

    In the Linux kernel, the following vulnerability has been resolved: mmc: via-sdmmc: fix return value check of mmc_add_host() mmc_add_host() may return error, if we ignore its return value, it will lead two issues: 1. The memory that allocated in mmc_alloc_hos…

  • Unscored —

    ext4: fix inode leak in ext4_xattr_inode_create() on an error path

    In the Linux kernel, the following vulnerability has been resolved: ext4: fix inode leak in ext4_xattr_inode_create() on an error path There is issue as follows when do setxattr with inject fault: [localhost]# fsck.ext4 -fn /dev/sda e2fsck 1.46.6-rc1 (12-Sep-…

  • Unscored —

    drm/amdgpu: Fix type of second parameter in odn_edit_dpm_table() callback

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix type of second parameter in odn_edit_dpm_table() callback With clang's kernel control flow integrity (kCFI, CONFIG_CFI_CLANG), indirect call targets are validated against the …

  • Unscored —

    dm clone: Fix UAF in clone_dtr()

    In the Linux kernel, the following vulnerability has been resolved: dm clone: Fix UAF in clone_dtr() Dm_clone also has the same UAF problem when dm_resume() and dm_destroy() are concurrent. Therefore, cancelling timer again in clone_dtr().

  • Unscored —

    drm/virtio: Check whether transferred 2D BO is shmem

    In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Check whether transferred 2D BO is shmem Transferred 2D BO always must be a shmem BO. Add check for that to prevent NULL dereference if userspace passes a VRAM BO.

  • Unscored —

    scsi: snic: Fix possible UAF in snic_tgt_create()

    In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix possible UAF in snic_tgt_create() Smatch reports a warning as follows: drivers/scsi/snic/snic_disc.c:307 snic_tgt_create() warn: '&tgt->list' not removed from list If device_a…