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Package · Ubuntu

linux-kvm

12,405 known vulnerabilities.

12,259 results · Feed

  • Unscored —

    drm/vc4: Fix memory leak of BO array in hang state

    In the Linux kernel, the following vulnerability has been resolved: drm/vc4: Fix memory leak of BO array in hang state The hang state's BO array is allocated separately with kzalloc() in vc4_save_hang_state() but never freed in vc4_free_hang_state(). Add the …

  • Unscored —

    net: lapbether: handle NETDEV_PRE_TYPE_CHANGE

    In the Linux kernel, the following vulnerability has been resolved: net: lapbether: handle NETDEV_PRE_TYPE_CHANGE lapbeth_data_transmit() expects the underlying device type to be ARPHRD_ETHER. Returning NOTIFY_BAD from lapbeth_device_event() makes sure bondin…

  • High 7.5

    ipv6: ioam: fix potential NULL dereferences in __ioam6_fill_trace_data()

    In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix potential NULL dereferences in __ioam6_fill_trace_data() We need to check __in6_dev_get() for possible NULL value, as suggested by Yiming Qian. Also add skb_dst_dev_rcu() inst…

  • High 7.5

    ipv4: icmp: fix null-ptr-deref in icmp_build_probe()

    In the Linux kernel, the following vulnerability has been resolved: ipv4: icmp: fix null-ptr-deref in icmp_build_probe() ipv6_stub->ipv6_dev_find() may return ERR_PTR(-EAFNOSUPPORT) when the IPv6 stack is not active (CONFIG_IPV6=m and not loaded), and passing…

  • Unscored —

    nfc: s3fwrn5: allocate rx skb before consuming bytes

    In the Linux kernel, the following vulnerability has been resolved: nfc: s3fwrn5: allocate rx skb before consuming bytes s3fwrn82_uart_read() reports the number of accepted bytes to the serdev core. The current code consumes bytes into recv_skb and may alread…

  • High 7.8

    xsk: tighten UMEM headroom validation to account for tailroom and min frame

    In the Linux kernel, the following vulnerability has been resolved: xsk: tighten UMEM headroom validation to account for tailroom and min frame The current headroom validation in xdp_umem_reg() could leave us with insufficient space dedicated to even receive …

  • High 7.8

    xfrm: Wait for RCU readers during policy netns exit

    In the Linux kernel, the following vulnerability has been resolved: xfrm: Wait for RCU readers during policy netns exit xfrm_policy_fini() frees the policy_bydst hash tables after flushing the policy work items and deleting all policies, but it does not wait …

  • Unscored —

    xfrm_user: fix info leak in build_mapping()

    In the Linux kernel, the following vulnerability has been resolved: xfrm_user: fix info leak in build_mapping() struct xfrm_usersa_id has a one-byte padding hole after the proto field, which ends up never getting set to zero before copying out to userspace. F…

  • Unscored —

    net: af_key: zero aligned sockaddr tail in PF_KEY exports

    In the Linux kernel, the following vulnerability has been resolved: net: af_key: zero aligned sockaddr tail in PF_KEY exports PF_KEY export paths use `pfkey_sockaddr_size()` when reserving sockaddr payload space, so IPv6 addresses occupy 32 bytes on the wire.…

  • Unscored —

    netfilter: nfnetlink_log: initialize nfgenmsg in NLMSG_DONE terminator

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_log: initialize nfgenmsg in NLMSG_DONE terminator When batching multiple NFLOG messages (inst->qlen > 1), __nfulnl_send() appends an NLMSG_DONE terminator with sizeof(str…

  • Unscored —

    l2tp: Drop large packets with UDP encap

    In the Linux kernel, the following vulnerability has been resolved: l2tp: Drop large packets with UDP encap syzbot reported a WARN on my patch series [1]. The actual issue is an overflow of 16-bit UDP length field, and it exists in the upstream code. My serie…

  • Unscored —

    perf/x86/intel/uncore: Skip discovery table for offline dies

    In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: Skip discovery table for offline dies This warning can be triggered if NUMA is disabled and the system boots with fewer CPUs than the number of CPUs in die 0. WARNING: …

  • High 7.8

    crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl

    In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl When page reassignment was added to af_alg_pull_tsgl the original loop wasn't updated so it may try to reassign one more pa…

  • Unscored —

    crypto: algif_aead - Fix minimum RX size check for decryption

    In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Fix minimum RX size check for decryption The check for the minimum receive buffer size did not take the tag size into account during decryption. Fix this by adding the re…

  • High 7.8

    ocfs2: validate inline data i_size during inode read

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate inline data i_size during inode read When reading an inode from disk, ocfs2_validate_inode_block() performs various sanity checks but does not validate the size of inline data…

  • High 7.8

    ocfs2: fix out-of-bounds write in ocfs2_write_end_inline

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2_write_end_inline KASAN reports a use-after-free write of 4086 bytes in ocfs2_write_end_inline, called from ocfs2_write_end_nolock during a copy_file_ra…

  • High 7.8
    CVE-2026-43074 Public exploit

    eventpoll: defer struct eventpoll free to RCU grace period

    In the Linux kernel, the following vulnerability has been resolved: eventpoll: defer struct eventpoll free to RCU grace period In certain situations, ep_free() in eventpoll.c will kfree the epi->ep eventpoll struct while it still being used by another concurr…

  • Unscored —

    x86-64: rename misleadingly named '__copy_user_nocache()' function

    In the Linux kernel, the following vulnerability has been resolved: x86-64: rename misleadingly named '__copy_user_nocache()' function This function was a masterclass in bad naming, for various historical reasons. It claimed to be a non-cached user copy. It i…

  • Critical 9.1

    dcache: Limit the minimal number of bucket to two

    In the Linux kernel, the following vulnerability has been resolved: dcache: Limit the minimal number of bucket to two There is an OOB read problem on dentry_hashtable when user sets 'dhash_entries=1': BUG: unable to handle page fault for address: ffff888b30b7…

  • Unscored —

    drm/vc4: platform_get_irq_byname() returns an int

    In the Linux kernel, the following vulnerability has been resolved: drm/vc4: platform_get_irq_byname() returns an int platform_get_irq_byname() will return a negative value if an error happens, so it should be checked and not just passed directly into devm_re…

  • Unscored —

    Bluetooth: hci_ll: Fix firmware leak on error path

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_ll: Fix firmware leak on error path Smatch reports: drivers/bluetooth/hci_ll.c:587 download_firmware() warn: 'fw' from request_firmware() not released on lines: 544. In downloa…

  • Unscored —

    ext4: avoid allocate block from corrupted group in ext4_mb_find_by_goal()

    In the Linux kernel, the following vulnerability has been resolved: ext4: avoid allocate block from corrupted group in ext4_mb_find_by_goal() There's issue as follows: ... EXT4-fs (mmcblk0p1): Delayed block allocation failed for inode 206 at logical offset 0 …

  • Critical 9.8

    ext4: handle wraparound when searching for blocks for indirect mapped blocks

    In the Linux kernel, the following vulnerability has been resolved: ext4: handle wraparound when searching for blocks for indirect mapped blocks Commit 4865c768b563 ("ext4: always allocate blocks only from groups inode can use") restricts what blocks will be …

  • Unscored —

    ext4: always drain queued discard work in ext4_mb_release()

    In the Linux kernel, the following vulnerability has been resolved: ext4: always drain queued discard work in ext4_mb_release() While reviewing recent ext4 patch[1], Sashiko raised the following concern[2]: > If the filesystem is initially mounted with the di…

  • Unscored —

    ext4: fix iloc.bh leak in ext4_fc_replay_inode() error paths

    In the Linux kernel, the following vulnerability has been resolved: ext4: fix iloc.bh leak in ext4_fc_replay_inode() error paths During code review, Joseph found that ext4_fc_replay_inode() calls ext4_get_fc_inode_loc() to get the inode location, which holds …

  • Unscored —

    dmaengine: idxd: Fix not releasing workqueue on .release()

    In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix not releasing workqueue on .release() The workqueue associated with an DSA/IAA device is not released when the object is freed.

  • High 7.1

    Bluetooth: L2CAP: Fix type confusion in l2cap_ecred_reconf_rsp()

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix type confusion in l2cap_ecred_reconf_rsp() l2cap_ecred_reconf_rsp() casts the incoming data to struct l2cap_ecred_conn_rsp (the ECRED *connection* response, 8 bytes with…

  • Unscored —

    serial: 8250: Fix TX deadlock when using DMA

    In the Linux kernel, the following vulnerability has been resolved: serial: 8250: Fix TX deadlock when using DMA `dmaengine_terminate_async` does not guarantee that the `__dma_tx_complete` callback will run. The callback is currently the only place where `dma…

  • High 7.8

    netfilter: nft_ct: drop pending enqueued packets on removal

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_ct: drop pending enqueued packets on removal Packets sitting in nfqueue might hold a reference to: - templates that specify the conntrack zone, because a percpu area is used an…

  • Unscored —

    media: vidtv: fix pass-by-value structs causing MSAN warnings

    In the Linux kernel, the following vulnerability has been resolved: media: vidtv: fix pass-by-value structs causing MSAN warnings vidtv_ts_null_write_into() and vidtv_ts_pcr_write_into() take their argument structs by value, causing MSAN to report uninit-valu…

  • Unscored —

    scsi: target: tcm_loop: Drain commands in target_reset handler

    In the Linux kernel, the following vulnerability has been resolved: scsi: target: tcm_loop: Drain commands in target_reset handler tcm_loop_target_reset() violates the SCSI EH contract: it returns SUCCESS without draining any in-flight commands. The SCSI EH d…

  • Unscored —

    xfs: close crash window in attr dabtree inactivation

    In the Linux kernel, the following vulnerability has been resolved: xfs: close crash window in attr dabtree inactivation When inactivating an inode with node-format extended attributes, xfs_attr3_node_inactive() invalidates all child leaf/node blocks via xfs_…

  • Unscored —

    wifi: mac80211: check tdls flag in ieee80211_tdls_oper

    In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check tdls flag in ieee80211_tdls_oper When NL80211_TDLS_ENABLE_LINK is called, the code only checks if the station exists but not whether it is actually a TDLS station. This …

  • High 8.1

    HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq

    In the Linux kernel, the following vulnerability has been resolved: HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq The wacom_intuos_bt_irq() function processes Bluetooth HID reports without sufficient bounds checking. A maliciously crafted short re…

  • Unscored —

    atm: lec: fix use-after-free in sock_def_readable()

    In the Linux kernel, the following vulnerability has been resolved: atm: lec: fix use-after-free in sock_def_readable() A race condition exists between lec_atm_close() setting priv->lecd to NULL and concurrent access to priv->lecd in send_to_lecd(), lec_handl…

  • High 8.8

    HID: core: Mitigate potential OOB by removing bogus memset()

    In the Linux kernel, the following vulnerability has been resolved: HID: core: Mitigate potential OOB by removing bogus memset() The memset() in hid_report_raw_event() has the good intention of clearing out bogus data by zeroing the area from the end of the i…

  • Unscored —

    HID: logitech-hidpp: Prevent use-after-free on force feedback initialisation failure

    In the Linux kernel, the following vulnerability has been resolved: HID: logitech-hidpp: Prevent use-after-free on force feedback initialisation failure Presently, if the force feedback initialisation fails when probing the Logitech G920 Driving Force Racing …

  • High 7.8

    HID: multitouch: Check to ensure report responses match the request

    In the Linux kernel, the following vulnerability has been resolved: HID: multitouch: Check to ensure report responses match the request It is possible for a malicious (or clumsy) device to respond to a specific report's feature request using a completely diff…

  • Unscored —

    btrfs: reject root items with drop_progress and zero drop_level

    In the Linux kernel, the following vulnerability has been resolved: btrfs: reject root items with drop_progress and zero drop_level [BUG] When recovering relocation at mount time, merge_reloc_root() and btrfs_drop_snapshot() both use BUG_ON(level == 0) to gua…

  • Unscored —

    crypto: af-alg - fix NULL pointer dereference in scatterwalk

    In the Linux kernel, the following vulnerability has been resolved: crypto: af-alg - fix NULL pointer dereference in scatterwalk The AF_ALG interface fails to unmark the end of a Scatter/Gather List (SGL) when chaining a new af_alg_tsgl structure. If a sendms…