13,738 results · Feed
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Unscored —
sfc: fix considering that all channels have TX queues
In the Linux kernel, the following vulnerability has been resolved: sfc: fix considering that all channels have TX queues Normally, all channels have RX and TX queues, but this is not true if modparam efx_separate_tx_channels=1 is used. In that cases, some ch…
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High 7.8
blk-mq: don't touch ->tagset in blk_mq_get_sq_hctx
In the Linux kernel, the following vulnerability has been resolved: blk-mq: don't touch ->tagset in blk_mq_get_sq_hctx blk_mq_run_hw_queues() could be run when there isn't queued request and after queue is cleaned up, at that time tagset is freed, because tag…
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Medium 5.5
scsi: sd: Fix potential NULL pointer dereference
In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fix potential NULL pointer dereference If sd_probe() sees an early error before sdkp->device is initialized, sd_zbc_release_disk() is called. This causes a NULL pointer dereference …
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Medium 5.5
tipc: check attribute length for bearer name
In the Linux kernel, the following vulnerability has been resolved: tipc: check attribute length for bearer name syzbot reported uninit-value: ===================================================== BUG: KMSAN: uninit-value in string_nocheck lib/vsprintf.c:644 …
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Medium 5.5
rtc: mt6397: check return value after calling platform_get_resource()
In the Linux kernel, the following vulnerability has been resolved: rtc: mt6397: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value.
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Unscored —
tcp: tcp_rtx_synack() can be called from process context
In the Linux kernel, the following vulnerability has been resolved: tcp: tcp_rtx_synack() can be called from process context Laurent reported the enclosed report [1] This bug triggers with following coditions: 0) Kernel built with CONFIG_DEBUG_PREEMPT=y 1) A …
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Medium 5.5
watchdog: ts4800_wdt: Fix refcount leak in ts4800_wdt_probe
In the Linux kernel, the following vulnerability has been resolved: watchdog: ts4800_wdt: Fix refcount leak in ts4800_wdt_probe of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_no…
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Medium 5.5
driver core: fix deadlock in __device_attach
In the Linux kernel, the following vulnerability has been resolved: driver core: fix deadlock in __device_attach In __device_attach function, The lock holding logic is as follows: ... __device_attach device_lock(dev) // get lock dev async_schedule_dev(__devic…
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Medium 5.5
firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle
In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add() If this function re…
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High 7.1
net: ethernet: mtk_eth_soc: out of bounds read in mtk_hwlro_get_fdir_entry()
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk_eth_soc: out of bounds read in mtk_hwlro_get_fdir_entry() The "fsp->location" variable comes from user via ethtool_get_rxnfc(). Check that it is valid to prevent an out of …
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Medium 5.5
ksmbd: fix reference count leak in smb_check_perm_dacl()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix reference count leak in smb_check_perm_dacl() The issue happens in a specific path in smb_check_perm_dacl(). When "id" and "uid" have the same value, the function simply jumps out …
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Medium 5.5
net: dsa: mv88e6xxx: Fix refcount leak in mv88e6xxx_mdios_register
In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6xxx: Fix refcount leak in mv88e6xxx_mdios_register of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. mv88e6…
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Medium 5.5
drm/amdgpu: Off by one in dm_dmub_outbox1_low_irq()
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Off by one in dm_dmub_outbox1_low_irq() The > ARRAY_SIZE() should be >= ARRAY_SIZE() to prevent an out of bounds access.
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Unscored —
f2fs: fix to clear dirty inode in f2fs_evict_inode()
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to clear dirty inode in f2fs_evict_inode() As Yanming reported in bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=215904 The kernel message is shown below: kernel BUG at fs/f2…
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High 7.8
f2fs: fix to do sanity check on block address in f2fs_do_zero_range()
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on block address in f2fs_do_zero_range() As Yanming reported in bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=215894 I have encountered a bug in F2FS file…
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Unscored —
f2fs: fix to do sanity check on total_data_blocks
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on total_data_blocks As Yanming reported in bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=215916 The kernel message is shown below: kernel BUG at fs/f2fs/…
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Unscored —
f2fs: fix to do sanity check for inline inode
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check for inline inode Yanming reported a kernel bug in Bugzilla kernel [1], which can be reproduced. The bug message is: The kernel message is shown below: kernel BUG …
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Medium 5.5
netfilter: nf_tables: memleak flow rule from commit path
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: memleak flow rule from commit path Abort path release flow rule object, however, commit path does not. Update code to destroy these objects before releasing the transact…
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High 7.8
drm/panfrost: Job should reference MMU not file_priv
In the Linux kernel, the following vulnerability has been resolved: drm/panfrost: Job should reference MMU not file_priv For a while now it's been allowed for a MMU context to outlive it's corresponding panfrost_priv, however the job structure still reference…
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Unscored —
efi: Do not import certificates from UEFI Secure Boot for T2 Macs
In the Linux kernel, the following vulnerability has been resolved: efi: Do not import certificates from UEFI Secure Boot for T2 Macs On Apple T2 Macs, when Linux attempts to read the db and dbx efi variables at early boot to load UEFI Secure Boot certificate…
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Critical 9.8
SUNRPC: Trap RDMA segment overflows
In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Trap RDMA segment overflows Prevent svc_rdma_build_writes() from walking off the end of a Write chunk's segment array. Caught with KASAN. The test that this fix replaces is invalid, a…
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Medium 5.5
ata: pata_octeon_cf: Fix refcount leak in octeon_cf_probe
In the Linux kernel, the following vulnerability has been resolved: ata: pata_octeon_cf: Fix refcount leak in octeon_cf_probe of_find_device_by_node() takes reference, we should use put_device() to release it when not need anymore. Add missing put_device() to…
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Medium 5.5
net: altera: Fix refcount leak in altera_tse_mdio_create
In the Linux kernel, the following vulnerability has been resolved: net: altera: Fix refcount leak in altera_tse_mdio_create Every iteration of for_each_child_of_node() decrements the reference count of the previous node. When break from a for_each_child_of_n…
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Unscored —
ext4: fix warning in ext4_handle_inode_extension
In the Linux kernel, the following vulnerability has been resolved: ext4: fix warning in ext4_handle_inode_extension We got issue as follows: EXT4-fs error (device loop0) in ext4_reserve_inode_write:5741: Out of memory EXT4-fs error (device loop0): ext4_setat…
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Unscored —
net: mdio: unexport __init-annotated mdio_bus_init()
In the Linux kernel, the following vulnerability has been resolved: net: mdio: unexport __init-annotated mdio_bus_init() EXPORT_SYMBOL and __init is a bad combination because the .init.text section is freed up after the initialization. Hence, modules cannot u…
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High 7.8
ext4: fix use-after-free in ext4_rename_dir_prepare
In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free in ext4_rename_dir_prepare We got issue as follows: EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue ext4_get_first_dir_block: bh->b_data=0…
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Unscored —
ext4: filter out EXT4_FC_REPLAY from on-disk superblock field s_state
In the Linux kernel, the following vulnerability has been resolved: ext4: filter out EXT4_FC_REPLAY from on-disk superblock field s_state The EXT4_FC_REPLAY bit in sbi->s_mount_state is used to indicate that we are in the middle of replay the fast commit jour…
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Medium 5.5
net: dsa: lantiq_gswip: Fix refcount leak in gswip_gphy_fw_list
In the Linux kernel, the following vulnerability has been resolved: net: dsa: lantiq_gswip: Fix refcount leak in gswip_gphy_fw_list Every iteration of for_each_available_child_of_node() decrements the reference count of the previous node. when breaking early …
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Unscored —
ext4: fix bug_on in ext4_writepages
In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug_on in ext4_writepages we got issue as follows: EXT4-fs error (device loop0): ext4_mb_generate_buddy:1141: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free …
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Unscored —
net: xfrm: unexport __init-annotated xfrm4_protocol_init()
In the Linux kernel, the following vulnerability has been resolved: net: xfrm: unexport __init-annotated xfrm4_protocol_init() EXPORT_SYMBOL and __init is a bad combination because the .init.text section is freed up after the initialization. Hence, modules ca…
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Medium 4.7
af_unix: Fix a data-race in unix_dgram_peer_wake_me().
In the Linux kernel, the following vulnerability has been resolved: af_unix: Fix a data-race in unix_dgram_peer_wake_me(). unix_dgram_poll() calls unix_dgram_peer_wake_me() without `other`'s lock held and check if its receive queue is full. Here we need to us…
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High 7.8
ext4: avoid cycles in directory h-tree
In the Linux kernel, the following vulnerability has been resolved: ext4: avoid cycles in directory h-tree A maliciously corrupted filesystem can contain cycles in the h-tree stored inside a directory. That can easily lead to the kernel corrupting tree nodes …
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Medium 5.5
net: ethernet: bgmac: Fix refcount leak in bcma_mdio_mii_register
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: bgmac: Fix refcount leak in bcma_mdio_mii_register of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anym…
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Unscored —
bpf, arm64: Clear prog->jited_len along prog->jited
In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Clear prog->jited_len along prog->jited syzbot reported an illegal copy_to_user() attempt from bpf_prog_get_info_by_fd() [1] There was no repro yet on this bug, but I think that c…
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High 7.1
ip_gre: test csum_start instead of transport header
In the Linux kernel, the following vulnerability has been resolved: ip_gre: test csum_start instead of transport header GRE with TUNNEL_CSUM will apply local checksum offload on CHECKSUM_PARTIAL packets. ipgre_xmit must validate csum_start after an optional s…
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Unscored —
net: ipv6: unexport __init-annotated seg6_hmac_init()
In the Linux kernel, the following vulnerability has been resolved: net: ipv6: unexport __init-annotated seg6_hmac_init() EXPORT_SYMBOL and __init is a bad combination because the .init.text section is freed up after the initialization. Hence, modules cannot …
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High 7.8
ocfs2: dlmfs: fix error handling of user_dlm_destroy_lock
In the Linux kernel, the following vulnerability has been resolved: ocfs2: dlmfs: fix error handling of user_dlm_destroy_lock When user_dlm_destroy_lock failed, it didn't clean up the flags it set before exit. For USER_LOCK_IN_TEARDOWN, if this function fails…
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High 7.8
drm/etnaviv: check for reaped mapping in etnaviv_iommu_unmap_gem
In the Linux kernel, the following vulnerability has been resolved: drm/etnaviv: check for reaped mapping in etnaviv_iommu_unmap_gem When the mapping is already reaped the unmap must be a no-op, as we would otherwise try to remove the mapping twice, corruptin…
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Medium 5.5
drm/amdgpu/cs: make commands with 0 chunks illegal behaviour.
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/cs: make commands with 0 chunks illegal behaviour. Submitting a cs with 0 chunks, causes an oops later, found trying to execute the wrong userspace driver. MESA_LOADER_DRIVER_OVERR…
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Unscored —
net/mlx5: E-Switch, pair only capable devices
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: E-Switch, pair only capable devices OFFLOADS paring using devcom is possible only on devices that support LAG. Filter based on lag capabilities. This fixes an issue where mlx5_get_n…