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Medium 5.5
media: ov2740: Fix memleak in ov2740_init_controls()
In the Linux kernel, the following vulnerability has been resolved: media: ov2740: Fix memleak in ov2740_init_controls() There is a kmemleak when testing the media/i2c/ov2740.c with bpf mock device: unreferenced object 0xffff8881090e19e0 (size 16): comm "51-i…
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Medium 5.5
net/mlx5: Handle pairing of E-switch via uplink un/load APIs
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Handle pairing of E-switch via uplink un/load APIs In case user switch a device from switchdev mode to legacy mode, mlx5 first unpair the E-switch and afterwards unload the uplink v…
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Medium 5.5
btrfs: fix deadlock when aborting transaction during relocation with scrub
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock when aborting transaction during relocation with scrub Before relocating a block group we pause scrub, then do the relocation and then unpause scrub. The relocation proces…
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Medium 5.5
kernel/fail_function: fix memory leak with using debugfs_lookup()
In the Linux kernel, the following vulnerability has been resolved: kernel/fail_function: 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 thi…
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Medium 5.5
can: bcm: bcm_tx_setup(): fix KMSAN uninit-value in vfs_write
In the Linux kernel, the following vulnerability has been resolved: can: bcm: bcm_tx_setup(): fix KMSAN uninit-value in vfs_write Syzkaller reported the following issue: ===================================================== BUG: KMSAN: uninit-value in aio_rw_…
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Medium 5.5
icmp6: Fix null-ptr-deref of ip6_null_entry->rt6i_idev in icmp6_dev().
In the Linux kernel, the following vulnerability has been resolved: icmp6: Fix null-ptr-deref of ip6_null_entry->rt6i_idev in icmp6_dev(). With some IPv6 Ext Hdr (RPL, SRv6, etc.), we can send a packet that has the link-local address as src and dst IP and wil…
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Medium 5.5
nilfs2: do not write dirty data after degenerating to read-only
In the Linux kernel, the following vulnerability has been resolved: nilfs2: do not write dirty data after degenerating to read-only According to syzbot's report, mark_buffer_dirty() called from nilfs_segctor_do_construct() outputs a warning with some patterns…
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Medium 5.5
drm/vkms: Fix null-ptr-deref in vkms_release()
In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix null-ptr-deref in vkms_release() A null-ptr-deref is triggered when it tries to destroy the workqueue in vkms->output.composer_workq in vkms_release(). KASAN: null-ptr-deref in …
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Medium 5.5
i2c: mux: reg: check return value after calling platform_get_resource()
In the Linux kernel, the following vulnerability has been resolved: i2c: mux: reg: check return value after calling platform_get_resource() It will cause null-ptr-deref in resource_size(), if platform_get_resource() returns NULL, move calling resource_size() …
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Medium 4.2
brcmfmac: return error when getting invalid max_flowrings from dongle
In the Linux kernel, the following vulnerability has been resolved: brcmfmac: return error when getting invalid max_flowrings from dongle When firmware hit trap at initialization, host will read abnormal max_flowrings number from dongle, and it will cause ker…
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Medium 5.5
usb: dwc3: core: fix some leaks in probe
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: fix some leaks in probe The dwc3_get_properties() function calls: dwc->usb_psy = power_supply_get_by_name(usb_psy_name); so there is some additional clean up required on thes…
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Medium 5.5
mmc: wmt-sdmmc: fix return value check of mmc_add_host()
In the Linux kernel, the following vulnerability has been resolved: mmc: wmt-sdmmc: 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 wi…
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Medium 5.5
USB: chipidea: fix memory leak with using debugfs_lookup()
In the Linux kernel, the following vulnerability has been resolved: USB: chipidea: 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 sim…
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Medium 5.5
genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask()
In the Linux kernel, the following vulnerability has been resolved: genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask() If ipi_send_{mask|single}() is called with an invalid interrupt number, all the local variables there will be NULL. ipi_send…
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Medium 5.5
caif: fix memory leak in cfctrl_linkup_request()
In the Linux kernel, the following vulnerability has been resolved: caif: fix memory leak in cfctrl_linkup_request() When linktype is unknown or kzalloc failed in cfctrl_linkup_request(), pkt is not released. Add release process to error path.
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Medium 5.5
fs/ntfs3: Enhance sanity check while generating attr_list
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Enhance sanity check while generating attr_list ni_create_attr_list uses WARN_ON to catch error cases while generating attribute list, which only prints out stack trace and may not …
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Medium 5.5
powerpc: Don't try to copy PPR for task with NULL pt_regs
In the Linux kernel, the following vulnerability has been resolved: powerpc: Don't try to copy PPR for task with NULL pt_regs powerpc sets up PF_KTHREAD and PF_IO_WORKER with a NULL pt_regs, which from my (arguably very short) checking is not commonly done fo…
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Medium 5.5
drm/msm/mdp5: Don't leak some plane state
In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Don't leak some plane state Apparently no one noticed that mdp5 plane states leak like a sieve ever since we introduced plane_state->commit refcount a few years ago in 21a01abbe…
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Medium 5.5
ext2/dax: Fix ext2_setsize when len is page aligned
In the Linux kernel, the following vulnerability has been resolved: ext2/dax: Fix ext2_setsize when len is page aligned PAGE_ALIGN(x) macro gives the next highest value which is multiple of pagesize. But if x is already page aligned then it simply returns x. …
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Medium 5.5
recordmcount: Fix memory leaks in the uwrite function
In the Linux kernel, the following vulnerability has been resolved: recordmcount: Fix memory leaks in the uwrite function Common realloc mistake: 'file_append' nulled but not freed upon failure
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Medium 5.5
ext4: fix WARNING in mb_find_extent
In the Linux kernel, the following vulnerability has been resolved: ext4: fix WARNING in mb_find_extent Syzbot found the following issue: EXT4-fs: Warning: mounting with data=journal disables delayed allocation, dioread_nolock, O_DIRECT and fast_commit suppor…
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Medium 5.5
md/raid10: fix wrong setting of max_corr_read_errors
In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix wrong setting of max_corr_read_errors There is no input check when echo md/max_read_errors and overflow might occur. Add check of input number.
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Medium 5.5
drm/radeon: Fix integer overflow in radeon_cs_parser_init
In the Linux kernel, the following vulnerability has been resolved: drm/radeon: Fix integer overflow in radeon_cs_parser_init The type of size is unsigned, if size is 0x40000000, there will be an integer overflow, size will be zero after size *= sizeof(uint32…
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Medium 5.5
netfilter: nft_set_rbtree: fix overlap expiration walk
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_rbtree: fix overlap expiration walk The lazy gc on insert that should remove timed-out entries fails to release the other half of the interval, if any. Can be reproduced wi…
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Medium 5.5
misc: tifm: fix possible memory leak in tifm_7xx1_switch_media()
In the Linux kernel, the following vulnerability has been resolved: misc: tifm: fix possible memory leak in tifm_7xx1_switch_media() If device_register() returns error in tifm_7xx1_switch_media(), name of kobject which is allocated in dev_set_name() called in…
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Medium 5.5
mmc: rtsx_usb_sdmmc: fix return value check of mmc_add_host()
In the Linux kernel, the following vulnerability has been resolved: mmc: rtsx_usb_sdmmc: 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 …
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Medium 5.5
ext4: init quota for 'old.inode' in 'ext4_rename'
In the Linux kernel, the following vulnerability has been resolved: ext4: init quota for 'old.inode' in 'ext4_rename' Syzbot found the following issue: ext4_parse_param: s_want_extra_isize=128 ext4_inode_info_init: s_want_extra_isize=32 ext4_rename: old.inode…
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Medium 5.5
rapidio: fix possible name leaks when rio_add_device() fails
In the Linux kernel, the following vulnerability has been resolved: rapidio: fix possible name leaks when rio_add_device() fails Patch series "rapidio: fix three possible memory leaks". This patchset fixes three name leaks in error handling. - patch #1 fixes …
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Medium 5.5
floppy: Fix memory leak in do_floppy_init()
In the Linux kernel, the following vulnerability has been resolved: floppy: Fix memory leak in do_floppy_init() A memory leak was reported when floppy_alloc_disk() failed in do_floppy_init(). unreferenced object 0xffff888115ed25a0 (size 8): comm "modprobe", p…
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Medium 5.5
media: vimc: Fix wrong function called when vimc_init() fails
In the Linux kernel, the following vulnerability has been resolved: media: vimc: Fix wrong function called when vimc_init() fails In vimc_init(), when platform_driver_register(&vimc_pdrv) fails, platform_driver_unregister(&vimc_pdrv) is wrongly called rather …
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Medium 5.5
mISDN: hfcpci: Fix warning when deleting uninitialized timer
In the Linux kernel, the following vulnerability has been resolved: mISDN: hfcpci: Fix warning when deleting uninitialized timer With CONFIG_DEBUG_OBJECTS_TIMERS unloading hfcpci module leads to the following splat: [ 250.215892] ODEBUG: assert_init not avail…
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Medium 5.5
trace/fgraph: Fix the warning caused by missing unregister notifier
In the Linux kernel, the following vulnerability has been resolved: trace/fgraph: Fix the warning caused by missing unregister notifier This warning was triggered during testing on v6.16: notifier callback ftrace_suspend_notifier_call already registered WARNI…
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Medium 5.5
wifi: iwl4965: Add missing check for create_singlethread_workqueue()
In the Linux kernel, the following vulnerability has been resolved: wifi: iwl4965: Add missing check for create_singlethread_workqueue() Add the check for the return value of the create_singlethread_workqueue() in order to avoid NULL pointer dereference.
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Medium 5.5
md/raid10: fix leak of 'r10bio->remaining' for recovery
In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix leak of 'r10bio->remaining' for recovery raid10_sync_request() will add 'r10bio->remaining' for both rdev and replacement rdev. However, if the read io fails, recovery_request_…
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Medium 5.5
nfc: fix memory leak of se_io context in nfc_genl_se_io
In the Linux kernel, the following vulnerability has been resolved: nfc: fix memory leak of se_io context in nfc_genl_se_io The callback context for sending/receiving APDUs to/from the selected secure element is allocated inside nfc_genl_se_io and supposed to…
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Medium 5.5
sctp: check send stream number after wait_for_sndbuf
In the Linux kernel, the following vulnerability has been resolved: sctp: check send stream number after wait_for_sndbuf This patch fixes a corner case where the asoc out stream count may change after wait_for_sndbuf. When the main thread in the client starts…
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Medium 5.5
udf: Do not update file length for failed writes to inline files
In the Linux kernel, the following vulnerability has been resolved: udf: Do not update file length for failed writes to inline files When write to inline file fails (or happens only partly), we still updated length of inline data as if the whole write succeed…
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Medium 5.5
fs/ntfs3: Fix null-ptr-deref on inode->i_op in ntfs_lookup()
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix null-ptr-deref on inode->i_op in ntfs_lookup() Syzbot reported a null-ptr-deref bug: ntfs3: loop0: Different NTFS' sector size (1024) and media sector size (512) ntfs3: loop0: M…
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Medium 5.5
rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale
In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale Running the 'kfree_rcu_test' test case [1] results in a splat [2]. The root cause is the kfree_scale_thread thread(s) …
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Medium 5.5
samples/bpf: Fix fout leak in hbm's run_bpf_prog
In the Linux kernel, the following vulnerability has been resolved: samples/bpf: Fix fout leak in hbm's run_bpf_prog Fix fout being fopen'ed but then not subsequently fclose'd. In the affected branch, fout is otherwise going out of scope.