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Package · Ubuntu

linux-kvm

12,406 known vulnerabilities.

12,260 results · Feed

  • High 7.8

    vhost-scsi: Fix handling of multiple calls to vhost_scsi_set_endpoint

    In the Linux kernel, the following vulnerability has been resolved: vhost-scsi: Fix handling of multiple calls to vhost_scsi_set_endpoint If vhost_scsi_set_endpoint is called multiple times without a vhost_scsi_clear_endpoint between them, we can hit multiple…

  • High 7.8

    fs/ntfs3: Fix a couple integer overflows on 32bit systems

    In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix a couple integer overflows on 32bit systems On 32bit systems the "off + sizeof(struct NTFS_DE)" addition can have an integer wrapping issue. Fix it by using size_add().

  • High 7.8

    ocfs2: validate l_tree_depth to avoid out-of-bounds access

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate l_tree_depth to avoid out-of-bounds access The l_tree_depth field is 16-bit (__le16), but the actual maximum depth is limited to OCFS2_MAX_PATH_DEPTH. Add a check to prevent o…

  • Unscored —

    rtnetlink: Allocate vfinfo size for VF GUIDs when supported

    In the Linux kernel, the following vulnerability has been resolved: rtnetlink: Allocate vfinfo size for VF GUIDs when supported Commit 30aad41721e0 ("net/core: Add support for getting VF GUIDs") added support for getting VF port and node GUIDs in netlink ifin…

  • Unscored —

    spufs: fix a leak on spufs_new_file() failure

    In the Linux kernel, the following vulnerability has been resolved: spufs: fix a leak on spufs_new_file() failure It's called from spufs_fill_dir(), and caller of that will do spufs_rmdir() in case of failure. That does remove everything we'd managed to creat…

  • High 7.8

    spufs: fix gang directory lifetimes

    In the Linux kernel, the following vulnerability has been resolved: spufs: fix gang directory lifetimes prior to "[POWERPC] spufs: Fix gang destroy leaks" we used to have a problem with gang lifetimes - creation of a gang returns opened gang directory, which …

  • Unscored —

    spufs: fix a leak in spufs_create_context()

    In the Linux kernel, the following vulnerability has been resolved: spufs: fix a leak in spufs_create_context() Leak fixes back in 2008 missed one case - if we are trying to set affinity and spufs_mkdir() fails, we need to drop the reference to neighbor.

  • 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…

  • 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,…

  • High 7.8

    sctp: add mutual exclusion in proc_sctp_do_udp_port()

    In the Linux kernel, the following vulnerability has been resolved: sctp: add mutual exclusion in proc_sctp_do_udp_port() We must serialize calls to sctp_udp_sock_stop() and sctp_udp_sock_start() or risk a crash as syzbot reported: Oops: general protection fa…

  • Unscored —

    net: mvpp2: Prevent parser TCAM memory corruption

    In the Linux kernel, the following vulnerability has been resolved: net: mvpp2: Prevent parser TCAM memory corruption Protect the parser TCAM/SRAM memory, and the cached (shadow) SRAM information, from concurrent modifications. Both the TCAM and SRAM tables a…

  • Unscored —

    udp: Fix memory accounting leak.

    In the Linux kernel, the following vulnerability has been resolved: udp: Fix memory accounting leak. Matt Dowling reported a weird UDP memory usage issue. Under normal operation, the UDP memory usage reported in /proc/net/sockstat remains close to zero. Howev…

  • High 7.8

    net: decrease cached dst counters in dst_release

    In the Linux kernel, the following vulnerability has been resolved: net: decrease cached dst counters in dst_release Upstream fix ac888d58869b ("net: do not delay dst_entries_add() in dst_release()") moved decrementing the dst count from dst_destroy to dst_re…

  • High 7.8

    netfilter: nft_tunnel: fix geneve_opt type confusion addition

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_tunnel: fix geneve_opt type confusion addition When handling multiple NFTA_TUNNEL_KEY_OPTS_GENEVE attributes, the parsing logic should place every geneve_opt structure one by o…

  • High 7.1

    net: fix geneve_opt length integer overflow

    In the Linux kernel, the following vulnerability has been resolved: net: fix geneve_opt length integer overflow struct geneve_opt uses 5 bit length for each single option, which means every vary size option should be smaller than 128 bytes. However, all curre…

  • Medium 5.5

    arcnet: Add NULL check in com20020pci_probe()

    In the Linux kernel, the following vulnerability has been resolved: arcnet: Add NULL check in com20020pci_probe() devm_kasprintf() returns NULL when memory allocation fails. Currently, com20020pci_probe() does not check for this case, which results in a NULL …

  • Unscored —

    net: ibmveth: make veth_pool_store stop hanging

    In the Linux kernel, the following vulnerability has been resolved: net: ibmveth: make veth_pool_store stop hanging v2: - Created a single error handling unlock and exit in veth_pool_store - Greatly expanded commit message with previous explanatory-only text …

  • Unscored —

    usbnet:fix NPE during rx_complete

    In the Linux kernel, the following vulnerability has been resolved: usbnet:fix NPE during rx_complete Missing usbnet_going_away Check in Critical Path. The usb_submit_urb function lacks a usbnet_going_away validation, whereas __usbnet_queue_skb includes this …

  • High 7.1

    acpi: nfit: fix narrowing conversion in acpi_nfit_ctl

    In the Linux kernel, the following vulnerability has been resolved: acpi: nfit: fix narrowing conversion in acpi_nfit_ctl Syzkaller has reported a warning in to_nfit_bus_uuid(): "only secondary bus families can be translated". This warning is emited if the ar…

  • High 7.8

    x86/mm: Fix flush_tlb_range() when used for zapping normal PMDs

    In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix flush_tlb_range() when used for zapping normal PMDs On the following path, flush_tlb_range() can be used for zapping normal PMD entries (PMD entries that point to page tables) tog…

  • High 8.1

    ksmbd: add bounds check for durable handle context

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: add bounds check for durable handle context Add missing bounds check for durable handle context.

  • High 8.1

    ksmbd: add bounds check for create lease context

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: add bounds check for create lease context Add missing bounds check for create lease context.

  • High 8.8

    ksmbd: fix use-after-free in ksmbd_sessions_deregister()

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_sessions_deregister() In multichannel mode, UAF issue can occur in session_deregister when the second channel sets up a session through the connection of th…

  • High 8.8

    ksmbd: fix session use-after-free in multichannel connection

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix session use-after-free in multichannel connection There is a race condition between session setup and ksmbd_sessions_deregister. The session can be freed before the connection is a…

  • High 8.8

    ksmbd: fix overflow in dacloffset bounds check

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix overflow in dacloffset bounds check The dacloffset field was originally typed as int and used in an unchecked addition, which could overflow and bypass the existing bounds check in…

  • High 8.3

    ksmbd: validate zero num_subauth before sub_auth is accessed

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate zero num_subauth before sub_auth is accessed Access psid->sub_auth[psid->num_subauth - 1] without checking if num_subauth is non-zero leads to an out-of-bounds read. This patc…

  • High 7.5
    CVE-2025-22037 EPSS 69%

    ksmbd: fix null pointer dereference in alloc_preauth_hash()

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in alloc_preauth_hash() The Client send malformed smb2 negotiate request. ksmbd return error response. Subsequently, the client can send smb2 session setup…

  • High 7.8

    tracing: Fix use-after-free in print_graph_function_flags during tracer switching

    In the Linux kernel, the following vulnerability has been resolved: tracing: Fix use-after-free in print_graph_function_flags during tracer switching Kairui reported a UAF issue in print_graph_function_flags() during ftrace stress testing [1]. This issue can …

  • Medium 4.7

    media: streamzap: fix race between device disconnection and urb callback

    In the Linux kernel, the following vulnerability has been resolved: media: streamzap: fix race between device disconnection and urb callback Syzkaller has reported a general protection fault at function ir_raw_event_store_with_filter(). This crash is caused b…

  • Unscored —

    media: vimc: skip .s_stream() for stopped entities

    In the Linux kernel, the following vulnerability has been resolved: media: vimc: skip .s_stream() for stopped entities Syzbot reported [1] a warning prompted by a check in call_s_stream() that checks whether .s_stream() operation is warranted for unstarted or…

  • Unscored —

    nfsd: don't ignore the return code of svc_proc_register()

    In the Linux kernel, the following vulnerability has been resolved: nfsd: don't ignore the return code of svc_proc_register() Currently, nfsd_proc_stat_init() ignores the return value of svc_proc_register(). If the procfile creation fails, then the kernel wil…

  • High 7.5

    nfsd: put dl_stid if fail to queue dl_recall

    In the Linux kernel, the following vulnerability has been resolved: nfsd: put dl_stid if fail to queue dl_recall Before calling nfsd4_run_cb to queue dl_recall to the callback_wq, we increment the reference count of dl_stid. We expect that after the correspon…

  • Medium 5.5

    wifi: ath11k: fix RCU stall while reaping monitor destination ring

    In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix RCU stall while reaping monitor destination ring While processing the monitor destination ring, MSDUs are reaped from the link descriptor based on the corresponding buf_id. …

  • High 8.8

    wifi: ath11k: add srng->lock for ath11k_hal_srng_* in monitor mode

    In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: add srng->lock for ath11k_hal_srng_* in monitor mode ath11k_hal_srng_* should be used with srng->lock to protect srng data. For ath11k_dp_rx_mon_dest_process() and ath11k_dp_ful…

  • Unscored —

    jfs: add check read-only before txBeginAnon() call

    In the Linux kernel, the following vulnerability has been resolved: jfs: add check read-only before txBeginAnon() call Added a read-only check before calling `txBeginAnon` in `extAlloc` and `extRecord`. This prevents modification attempts on a read-only mount…

  • High 7.8

    jfs: add check read-only before truncation in jfs_truncate_nolock()

    In the Linux kernel, the following vulnerability has been resolved: jfs: add check read-only before truncation in jfs_truncate_nolock() Added a check for "read-only" mode in the `jfs_truncate_nolock` function to avoid errors related to writing to a read-only …

  • Unscored —

    PCI/ASPM: Fix link state exit during switch upstream function removal

    In the Linux kernel, the following vulnerability has been resolved: PCI/ASPM: Fix link state exit during switch upstream function removal Before 456d8aa37d0f ("PCI/ASPM: Disable ASPM on MFD function removal to avoid use-after-free"), we would free the ASPM li…

  • High 7.1

    ntb_hw_switchtec: Fix shift-out-of-bounds in switchtec_ntb_mw_set_trans

    In the Linux kernel, the following vulnerability has been resolved: ntb_hw_switchtec: Fix shift-out-of-bounds in switchtec_ntb_mw_set_trans There is a kernel API ntb_mw_clear_trans() would pass 0 to both addr and size. This would make xlate_pos negative. [ 23…

  • High 7.8

    usb: xhci: Apply the link chain quirk on NEC isoc endpoints

    In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Apply the link chain quirk on NEC isoc endpoints Two clearly different specimens of NEC uPD720200 (one with start/stop bug, one without) were seen to cause IOMMU faults after some …

  • Critical 10.0

    netfilter: socket: Lookup orig tuple for IPv6 SNAT

    In the Linux kernel, the following vulnerability has been resolved: netfilter: socket: Lookup orig tuple for IPv6 SNAT nf_sk_lookup_slow_v4 does the conntrack lookup for IPv4 packets to restore the original 5-tuple in case of SNAT, to be able to find the righ…