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linux-kvm

12,401 known vulnerabilities.

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  • Medium 5.9

    Kernel: local_bh imbalance in seg6_input_core() drop path (incomplete fix for cve-2026-46099)

    A flaw was found in Red Hat Enterprise Linux 9 kernel builds. An incomplete backport of the CVE-2026-46099 fix in RHEL 9.6 through 9.10 left a local_bh imbalance in seg6_input_core(), where the drop path returns with bottom halves still disabled. This can lea…

  • Medium 6.8

    USB: serial: io_ti: fix heap overflow in get_manuf_info()

    In the Linux kernel, the following vulnerability has been resolved: USB: serial: io_ti: fix heap overflow in get_manuf_info() get_manuf_info() reads le16_to_cpu(rom_desc->Size) bytes from the device I2C EEPROM into a buffer allocated with kmalloc_obj(), which…

  • Medium 6.3

    dm log: fix out-of-bounds write due to region_count overflow

    In the Linux kernel, the following vulnerability has been resolved: dm log: fix out-of-bounds write due to region_count overflow The local variable region_count in create_log_context() is declared as unsigned int (32-bit), but dm_sector_div_up() returns secto…

  • Medium 5.5

    usb: gadget: f_ncm: validate minimum block_len in ncm_unwrap_ntb()

    In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_ncm: validate minimum block_len in ncm_unwrap_ntb() The block_len read from the host-supplied NTB header is checked against ntb_max but has no lower bound. When block_len is sm…

  • Medium 6.5

    Nfs-utils: rpc.mountd in the nfs-utils privilege escalation

    A vulnerability was recently discovered in the rpc.mountd daemon in the nfs-utils package for Linux, that allows a NFSv3 client to escalate the privileges assigned to it in the /etc/exports file at mount time. In particular, it allows the client to access any…

  • Medium 5.5

    crypto: hisilicon/hpre - fix resource leak in remove process

    In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/hpre - fix resource leak in remove process In hpre_remove(), when the disable operation of qm sriov failed, the following logic should continue to be executed to release the…

  • Medium 5.5

    can: j1939: implement NETDEV_UNREGISTER notification handler

    In the Linux kernel, the following vulnerability has been resolved: can: j1939: implement NETDEV_UNREGISTER notification handler syzbot is reporting unregister_netdevice: waiting for vcan0 to become free. Usage count = 2 problem, for j1939 protocol did not ha…

  • Medium 5.5

    bpf: Tell memcg to use allow_spinning=false path in bpf_timer_init()

    In the Linux kernel, the following vulnerability has been resolved: bpf: Tell memcg to use allow_spinning=false path in bpf_timer_init() Currently, calling bpf_map_kmalloc_node() from __bpf_async_init() can cause various locking issues; see the following stac…

  • Medium 5.5

    vxlan: Fix NPD in {arp,neigh}_reduce() when using nexthop objects

    In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix NPD in {arp,neigh}_reduce() when using nexthop objects When the "proxy" option is enabled on a VXLAN device, the device will suppress ARP requests and IPv6 Neighbor Solicitation me…

  • Medium 4.7

    f2fs: don't reset unchangable mount option in f2fs_remount()

    In the Linux kernel, the following vulnerability has been resolved: f2fs: don't reset unchangable mount option in f2fs_remount() syzbot reports a bug as below: general protection fault, probably for non-canonical address 0xdffffc0000000009: 0000 [#1] PREEMPT …

  • Medium 5.5

    mfd: arizona: Use pm_runtime_resume_and_get() to prevent refcnt leak

    In the Linux kernel, the following vulnerability has been resolved: mfd: arizona: Use pm_runtime_resume_and_get() to prevent refcnt leak In arizona_clk32k_enable(), we should use pm_runtime_resume_and_get() as pm_runtime_get_sync() will increase the refcnt ev…

  • Medium 5.5

    bpf: cpumap: Fix memory leak in cpu_map_update_elem

    In the Linux kernel, the following vulnerability has been resolved: bpf: cpumap: Fix memory leak in cpu_map_update_elem Syzkaller reported a memory leak as follows: BUG: memory leak unreferenced object 0xff110001198ef748 (size 192): comm "syz-executor.3", pid…

  • Medium 5.5

    x86/MCE: Always save CS register on AMD Zen IF Poison errors

    In the Linux kernel, the following vulnerability has been resolved: x86/MCE: Always save CS register on AMD Zen IF Poison errors The Instruction Fetch (IF) units on current AMD Zen-based systems do not guarantee a synchronous #MC is delivered for poison consu…

  • Medium 5.5

    media: uvcvideo: Handle cameras with invalid descriptors

    In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Handle cameras with invalid descriptors If the source entity does not contain any pads, do not create a link.

  • Medium 5.5

    scsi: snic: Fix possible memory leak if device_add() fails

    In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix possible memory leak if device_add() fails If device_add() returns error, the name allocated by dev_set_name() needs be freed. As the comment of device_add() says, put_device(…

  • Medium 5.5

    cassini: Fix a memory leak in the error handling path of cas_init_one()

    In the Linux kernel, the following vulnerability has been resolved: cassini: Fix a memory leak in the error handling path of cas_init_one() cas_saturn_firmware_init() allocates some memory using vmalloc(). This memory is freed in the .remove() function but no…

  • Medium 5.5

    net: add vlan_get_protocol_and_depth() helper

    In the Linux kernel, the following vulnerability has been resolved: net: add vlan_get_protocol_and_depth() helper Before blamed commit, pskb_may_pull() was used instead of skb_header_pointer() in __vlan_get_protocol() and friends. Few callers depended on skb-…

  • Medium 5.5

    media: platform: mediatek: vpu: fix NULL ptr dereference

    In the Linux kernel, the following vulnerability has been resolved: media: platform: mediatek: vpu: fix NULL ptr dereference If pdev is NULL, then it is still dereferenced. This fixes this smatch warning: drivers/media/platform/mediatek/vpu/mtk_vpu.c:570 vpu_…

  • Medium 5.5

    clk: mediatek: fix of_iomap memory leak

    In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: fix of_iomap memory leak Smatch reports: drivers/clk/mediatek/clk-mtk.c:583 mtk_clk_simple_probe() warn: 'base' from of_iomap() not released on lines: 496. This problem was als…

  • Medium 5.5

    wifi: iwlwifi: fw: fix memory leak in debugfs

    In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: fw: fix memory leak in debugfs Fix a memory leak that occurs when reading the fw_info file all the way, since we return NULL indicating no more data, but don't free the status …

  • Medium 5.5

    objtool: Fix memory leak in create_static_call_sections()

    In the Linux kernel, the following vulnerability has been resolved: objtool: Fix memory leak in create_static_call_sections() strdup() allocates memory for key_name. We need to release the memory in the following error paths. Add free() to avoid memory leak.

  • Medium 5.5

    blk-cgroup: Reinit blkg_iostat_set after clearing in blkcg_reset_stats()

    In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Reinit blkg_iostat_set after clearing in blkcg_reset_stats() When blkg_alloc() is called to allocate a blkcg_gq structure with the associated blkg_iostat_set's, there are 2 fields…

  • Medium 5.5

    rcu: Protect rcu_print_task_exp_stall() ->exp_tasks access

    In the Linux kernel, the following vulnerability has been resolved: rcu: Protect rcu_print_task_exp_stall() ->exp_tasks access For kernels built with CONFIG_PREEMPT_RCU=y, the following scenario can result in a NULL-pointer dereference: CPU1 CPU2 rcu_preempt_…

  • Medium 5.5

    irqchip/wpcm450: Fix memory leak in wpcm450_aic_of_init()

    In the Linux kernel, the following vulnerability has been resolved: irqchip/wpcm450: Fix memory leak in wpcm450_aic_of_init() If of_iomap() failed, 'aic' should be freed before return. Otherwise there is a memory leak.

  • Medium 5.5

    parisc: led: Fix potential null-ptr-deref in start_task()

    In the Linux kernel, the following vulnerability has been resolved: parisc: led: Fix potential null-ptr-deref in start_task() start_task() calls create_singlethread_workqueue() and not checked the ret value, which may return NULL. And a null-ptr-deref may hap…

  • Medium 5.5

    scsi: fcoe: Fix transport not deattached when fcoe_if_init() fails

    In the Linux kernel, the following vulnerability has been resolved: scsi: fcoe: Fix transport not deattached when fcoe_if_init() fails fcoe_init() calls fcoe_transport_attach(&fcoe_sw_transport), but when fcoe_if_init() fails, &fcoe_sw_transport is not detach…

  • Medium 5.5

    crypto: hisilicon/qm - increase the memory of local variables

    In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/qm - increase the memory of local variables Increase the buffer to prevent stack overflow by fuzz test. The maximum length of the qos configuration buffer is 256 bytes. Curr…

  • Medium 5.5

    fbdev: fbcon: release buffer when fbcon_do_set_font() failed

    In the Linux kernel, the following vulnerability has been resolved: fbdev: fbcon: release buffer when fbcon_do_set_font() failed syzbot is reporting memory leak at fbcon_do_set_font() [1], for commit a5a923038d70 ("fbdev: fbcon: Properly revert changes when v…

  • Medium 5.5

    drivers/md/md-bitmap: check the return value of md_bitmap_get_counter()

    In the Linux kernel, the following vulnerability has been resolved: drivers/md/md-bitmap: check the return value of md_bitmap_get_counter() Check the return value of md_bitmap_get_counter() in case it returns NULL pointer, which will result in a null pointer …

  • Medium 5.5

    USB: gadget: lpc32xx_udc: fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: USB: gadget: lpc32xx_udc: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make…

  • Medium 5.5

    USB: sl811: fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: USB: sl811: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things simple…

  • Medium 5.5

    USB: isp1362: fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: USB: isp1362: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things simp…

  • Medium 5.5

    scsi: snic: Fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things simple…

  • Medium 5.5

    USB: dwc3: fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: USB: dwc3: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things simpler…

  • Medium 5.5

    USB: isp116x: fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: USB: isp116x: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things simp…

  • Medium 5.5

    USB: gadget: bcm63xx_udc: fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: USB: gadget: bcm63xx_udc: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make…

  • Medium 5.5

    PM: EM: fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: PM: EM: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things simpler, j…

  • Medium 5.5

    drivers: base: component: fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: drivers: base: component: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make…

  • Medium 5.5

    trace/blktrace: fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: trace/blktrace: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things si…

  • Medium 5.5

    USB: gadget: pxa25x_udc: fix memory leak with using debugfs_lookup()

    In the Linux kernel, the following vulnerability has been resolved: USB: gadget: pxa25x_udc: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make …