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linux-kvm

12,406 known vulnerabilities.

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  • High 7.3

    media: venus: Fix OOB read due to missing payload bound check

    In the Linux kernel, the following vulnerability has been resolved: media: venus: Fix OOB read due to missing payload bound check Currently, The event_seq_changed() handler processes a variable number of properties sent by the firmware. The number of properti…

  • High 7.8
    CVE-2025-38678 Public exploit

    netfilter: nf_tables: reject duplicate device on updates

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: reject duplicate device on updates A chain/flowtable update with duplicated devices in the same batch is possible. Unfortunately, netdev event path only removes the firs…

  • High 7.8

    f2fs: fix to avoid out-of-boundary access in dnode page

    In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid out-of-boundary access in dnode page As Jiaming Zhang reported: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x1c1/0x2a0 lib/dump_stack.c:120 print_addre…

  • High 7.8

    arm64/entry: Mask DAIF in cpu_switch_to(), call_on_irq_stack()

    In the Linux kernel, the following vulnerability has been resolved: arm64/entry: Mask DAIF in cpu_switch_to(), call_on_irq_stack() `cpu_switch_to()` and `call_on_irq_stack()` manipulate SP to change to different stacks along with the Shadow Call Stack if it i…

  • High 7.8

    gfs2: No more self recovery

    In the Linux kernel, the following vulnerability has been resolved: gfs2: No more self recovery When a node withdraws and it turns out that it is the only node that has the filesystem mounted, gfs2 currently tries to replay the local journal to bring the file…

  • High 7.3

    f2fs: fix to avoid out-of-boundary access in devs.path

    In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid out-of-boundary access in devs.path - touch /mnt/f2fs/012345678901234567890123456789012345678901234567890123 - truncate -s $((1024*1024*1024)) \ /mnt/f2fs/01234567890123456…

  • High 8.8

    wifi: cfg80211: Add missing lock in cfg80211_check_and_end_cac()

    In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Add missing lock in cfg80211_check_and_end_cac() Callers of wdev_chandef() must hold the wiphy mutex. But the worker cfg80211_propagate_cac_done_wk() never takes the lock. Whi…

  • High 7.1

    netfilter: xt_nfacct: don't assume acct name is null-terminated

    In the Linux kernel, the following vulnerability has been resolved: netfilter: xt_nfacct: don't assume acct name is null-terminated BUG: KASAN: slab-out-of-bounds in .. lib/vsprintf.c:721 Read of size 1 at addr ffff88801eac95c8 by task syz-executor183/5851 [.…

  • High 7.8

    vsock: Do not allow binding to VMADDR_PORT_ANY

    In the Linux kernel, the following vulnerability has been resolved: vsock: Do not allow binding to VMADDR_PORT_ANY It is possible for a vsock to autobind to VMADDR_PORT_ANY. This can cause a use-after-free when a connection is made to the bound socket. The so…

  • High 7.8

    net/packet: fix a race in packet_set_ring() and packet_notifier()

    In the Linux kernel, the following vulnerability has been resolved: net/packet: fix a race in packet_set_ring() and packet_notifier() When packet_set_ring() releases po->bind_lock, another thread can run packet_notifier() and process an NETDEV_UP event. This …

  • High 8.2
    CVE-2024-58239 Public exploit

    tls: stop recv() if initial process_rx_list gave us non-DATA

    In the Linux kernel, the following vulnerability has been resolved: tls: stop recv() if initial process_rx_list gave us non-DATA If we have a non-DATA record on the rx_list and another record of the same type still on the queue, we will end up merging them: -…

  • High 7.8

    fs/ntfs3: cancle set bad inode after removing name fails

    In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: cancle set bad inode after removing name fails The reproducer uses a file0 on a ntfs3 file system with a corrupted i_link. When renaming, the file0's inode is marked as a bad inode …

  • High 7.8

    eventpoll: Fix semi-unbounded recursion

    In the Linux kernel, the following vulnerability has been resolved: eventpoll: Fix semi-unbounded recursion Ensure that epoll instances can never form a graph deeper than EP_MAX_NESTS+1 links. Currently, ep_loop_check_proc() ensures that the graph is loop-fre…

  • High 8.6

    bpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls

    In the Linux kernel, the following vulnerability has been resolved: bpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls When sending plaintext data, we initially calculated the corresponding ciphertext length. However, if we later reduced the…

  • High 7.8

    wifi: rtl818x: Kill URBs before clearing tx status queue

    In the Linux kernel, the following vulnerability has been resolved: wifi: rtl818x: Kill URBs before clearing tx status queue In rtl8187_stop() move the call of usb_kill_anchored_urbs() before clearing b_tx_status.queue. This change prevents callbacks from usi…

  • High 8.8

    wifi: ath11k: clear initialized flag for deinit-ed srng lists

    In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: clear initialized flag for deinit-ed srng lists In a number of cases we see kernel panics on resume due to ath11k kernel page fault, which happens under the following circumstan…

  • High 7.8

    xen: fix UAF in dmabuf_exp_from_pages()

    In the Linux kernel, the following vulnerability has been resolved: xen: fix UAF in dmabuf_exp_from_pages() [dma_buf_fd() fixes; no preferences regarding the tree it goes through - up to xen folks] As soon as we'd inserted a file reference into descriptor tab…

  • High 7.5

    net/mlx5e: Remove skb secpath if xfrm state is not found

    In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Remove skb secpath if xfrm state is not found Hardware returns a unique identifier for a decrypted packet's xfrm state, this state is looked up in an xarray. However, the state mig…

  • High 7.0

    padata: Fix pd UAF once and for all

    In the Linux kernel, the following vulnerability has been resolved: padata: Fix pd UAF once and for all There is a race condition/UAF in padata_reorder that goes back to the initial commit. A reference count is taken at the start of the process in padata_do_p…

  • High 7.8

    f2fs: fix KMSAN uninit-value in extent_info usage

    In the Linux kernel, the following vulnerability has been resolved: f2fs: fix KMSAN uninit-value in extent_info usage KMSAN reported a use of uninitialized value in `__is_extent_mergeable()` and `__is_back_mergeable()` via the read extent tree path. The root …

  • High 7.8

    f2fs: fix to avoid UAF in f2fs_sync_inode_meta()

    In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid UAF in f2fs_sync_inode_meta() syzbot reported an UAF issue as below: [1] [2] [1] https://syzkaller.appspot.com/text?tag=CrashReport&x=16594c60580000 =======================…

  • High 7.8

    f2fs: fix to avoid panic in f2fs_evict_inode

    In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid panic in f2fs_evict_inode As syzbot [1] reported as below: R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffe17473450 R13: 00007f28b1c10854 R14: 000000000000dae5 R15…

  • High 8.6

    pptp: ensure minimal skb length in pptp_xmit()

    In the Linux kernel, the following vulnerability has been resolved: pptp: ensure minimal skb length in pptp_xmit() Commit aabc6596ffb3 ("net: ppp: Add bound checking for skb data on ppp_sync_txmung") fixed ppp_sync_txmunge() We need a similar fix in pptp_xmit…

  • High 7.8

    ipv6: reject malicious packets in ipv6_gso_segment()

    In the Linux kernel, the following vulnerability has been resolved: ipv6: reject malicious packets in ipv6_gso_segment() syzbot was able to craft a packet with very long IPv6 extension headers leading to an overflow of skb->transport_header. This 16bit field …

  • High 7.8

    usb: gadget : fix use-after-free in composite_dev_cleanup()

    In the Linux kernel, the following vulnerability has been resolved: usb: gadget : fix use-after-free in composite_dev_cleanup() 1. In func configfs_composite_bind() -> composite_os_desc_req_prepare(): if kmalloc fails, the pointer cdev->os_desc_req will be fr…

  • High 8.1

    ksmbd: fix wrong next length validation of ea buffer in smb2_set_ea()

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix wrong next length validation of ea buffer in smb2_set_ea() There are multiple smb2_ea_info buffers in FILE_FULL_EA_INFORMATION request from client. ksmbd find next smb2_ea_info usi…

  • High 7.5
    CVE-2023-3866 EPSS 13%

    ksmbd: validate session id and tree id in the compound request

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate session id and tree id in the compound request This patch validate session id and tree id in compound request. If first operation in the compound is SMB2 ECHO request, ksmbd b…

  • High 8.1

    ksmbd: fix out-of-bound read in smb2_write

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bound read in smb2_write ksmbd_smb2_check_message doesn't validate hdr->NextCommand. If ->NextCommand is bigger than Offset + Length of smb2 write, It will allow oversized s…

  • High 7.8

    ipv6: mcast: Delay put pmc->idev in mld_del_delrec()

    In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: Delay put pmc->idev in mld_del_delrec() pmc->idev is still used in ip6_mc_clear_src(), so as mld_clear_delrec() does, the reference should be put after ip6_mc_clear_src() return.

  • High 7.8

    net: appletalk: Fix device refcount leak in atrtr_create()

    In the Linux kernel, the following vulnerability has been resolved: net: appletalk: Fix device refcount leak in atrtr_create() When updating an existing route entry in atrtr_create(), the old device reference was not being released before assigning the new de…

  • High 7.8

    tracing: Add down_write(trace_event_sem) when adding trace event

    In the Linux kernel, the following vulnerability has been resolved: tracing: Add down_write(trace_event_sem) when adding trace event When a module is loaded, it adds trace events defined by the module. It may also need to modify the modules trace printk forma…

  • High 7.1

    bpf: Reject %p% format string in bprintf-like helpers

    In the Linux kernel, the following vulnerability has been resolved: bpf: Reject %p% format string in bprintf-like helpers static const char fmt[] = "%p%"; bpf_trace_printk(fmt, sizeof(fmt)); The above BPF program isn't rejected and causes a kernel warning at …

  • High 7.5

    rxrpc: Fix recv-recv race of completed call

    In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recv-recv race of completed call If a call receives an event (such as incoming data), the call gets placed on the socket's queue and a thread in recvmsg can be awakened to go and p…

  • High 7.5

    rxrpc: Fix oops due to non-existence of prealloc backlog struct

    In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix oops due to non-existence of prealloc backlog struct If an AF_RXRPC service socket is opened and bound, but calls are preallocated, then rxrpc_alloc_incoming_call() will oops becau…

  • High 7.8
    CVE-2025-38502 Public exploit

    bpf: Fix oob access in cgroup local storage

    In the Linux kernel, the following vulnerability has been resolved: bpf: Fix oob access in cgroup local storage Lonial reported that an out-of-bounds access in cgroup local storage can be crafted via tail calls. Given two programs each utilizing a cgroup loca…

  • High 7.5
    CVE-2025-38501 Public exploit

    ksmbd: limit repeated connections from clients with the same IP

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: limit repeated connections from clients with the same IP Repeated connections from clients with the same IP address may exhaust the max connections and prevent other normal client conn…

  • High 7.8

    clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns

    In the Linux kernel, the following vulnerability has been resolved: clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns What we want is to verify there is that clone won't expose something hidden by a mount we wouldn't be able to …

  • High 7.5

    Kernel: ksmbd race issue from smb2 close and logoff with multichannel

    A flaw was found in the Linux kernel's ksmbd component. A race condition between smb2 close operation and logoff in multichannel connections could result in a use-after-free issue.

  • High 7.8

    do_change_type(): refuse to operate on unmounted/not ours mounts

    In the Linux kernel, the following vulnerability has been resolved: do_change_type(): refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns pe…

  • High 8.8

    HID: core: ensure the allocated report buffer can contain the reserved report ID

    In the Linux kernel, the following vulnerability has been resolved: HID: core: ensure the allocated report buffer can contain the reserved report ID When the report ID is not used, the low level transport drivers expect the first byte to be 0. However, curren…