CVE-2021-47584

In the Linux kernel, the following vulnerability has been resolved: iocost: Fix divide-by-zero on donation from low hweight cgroup The donation calculation logic assumes that the donor has non-zeroafter-donation hweight, so the lowest active hweight a donating cgroup canhave is 2 so that it can don...

CVE-2021-47607

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix kernel address leakage in atomic cmpxchg's r0 aux reg The implementation of BPF_CMPXCHG on a high level has the following parameters: .-[old-val] .-[new-val]BPF_R0 = cmpxchg{32,64}(DST_REG + insn->off, BPF_R0, SRC_REG)-...

CVE-2022-48722

In the Linux kernel, the following vulnerability has been resolved: net: ieee802154: ca8210: Stop leaking skb's Upon error the ieee802154_xmit_complete() helper is not called. Onlyieee802154_wake_queue() is called manually. We then leak the skbstructure. Free the skb structure upon error before ret...

CVE-2022-48726

In the Linux kernel, the following vulnerability has been resolved: RDMA/ucma: Protect mc during concurrent multicast leaves Partially revert the commit mentioned in the Fixes line to make sure thatallocation and erasing multicast struct are locked. BUG: KASAN: use-after-free in ucma_cleanup_multic...

CVE-2022-48781

In the Linux kernel, the following vulnerability has been resolved: crypto: af_alg - get rid of alg_memory_allocated alg_memory_allocated does not seem to be really used. alg_proto does have a .memory_allocated field, but nocorresponding .sysctl_mem. This means sk_has_account() returns true, but al...

CVE-2022-48801

In the Linux kernel, the following vulnerability has been resolved: iio: buffer: Fix file related error handling in IIO_BUFFER_GET_FD_IOCTL If we fail to copy the just created file descriptor to userland, wetry to clean up by putting back 'fd' and freeing 'ib'. The code usesput_unused_fd() for the ...

CVE-2022-48815

In the Linux kernel, the following vulnerability has been resolved: net: dsa: bcm_sf2: don't use devres for mdiobus As explained in commits:74b6d7d13307 ("net: dsa: realtek: register the MDIO bus under devres")5135e96a3dd2 ("net: dsa: don't allocate the slave_mii_bus using devres") mdiobus_free() w...

CVE-2022-48831

In the Linux kernel, the following vulnerability has been resolved: ima: fix reference leak in asymmetric_verify() Don't leak a reference to the key if its algorithm is unknown.

CVE-2022-48847

In the Linux kernel, the following vulnerability has been resolved: watch_queue: Fix filter limit check In watch_queue_set_filter(), there are a couple of places where we checkthat the filter type value does not exceed what the type_filter bitmapcan hold. One place calculates the number of bits by:...

CVE-2022-48854

In the Linux kernel, the following vulnerability has been resolved: net: arc_emac: Fix use after free in arc_mdio_probe() If bus->state is equal to MDIOBUS_ALLOCATED, mdiobus_free(bus) will freethe "bus". But bus->name is still used in the next line, which will leadto a use after free. We can...

CVE-2022-48898

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: do not complete dp_aux_cmd_fifo_tx() if irq is not for aux transfer There are 3 possible interrupt sources are handled by DP controller,HPDstatus, Controller state changes and Aux read/write transaction.At every irq, DP...

CVE-2022-48903

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix relocation crash due to premature return from btrfs_commit_transaction() We are seeing crashes similar to the following trace: [38.969182] WARNING: CPU: 20 PID: 2105 at fs/btrfs/relocation.c:4070 btrfs_relocate_block_gro...

CVE-2022-48907

In the Linux kernel, the following vulnerability has been resolved: auxdisplay: lcd2s: Fix memory leak in ->remove() Once allocated the struct lcd2s_data is never freed.Fix the memory leak by switching to devm_kzalloc().

CVE-2022-48924

In the Linux kernel, the following vulnerability has been resolved: thermal: int340x: fix memory leak in int3400_notify() It is easy to hit the below memory leaks in my TigerLake platform: unreferenced object 0xffff927c8b91dbc0 (size 32):comm "kworker/0:2", pid 112, jiffies 4294893323 (age 83.604s)...

CVE-2022-48927

In the Linux kernel, the following vulnerability has been resolved: iio: adc: tsc2046: fix memory corruption by preventing array overflow On one side we have indio_dev->num_channels includes all physical channels +timestamp channel. On other side we have an array allocated only forphysical chann...

CVE-2022-48945

In the Linux kernel, the following vulnerability has been resolved: media: vivid: fix compose size exceed boundary syzkaller found a bug: BUG: unable to handle page fault for address: ffffc9000a3b1000#PF: supervisor write access in kernel mode#PF: error_code(0x0002) - not-present pagePGD 100000067 ...

CVE-2023-52744

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix potential NULL-ptr-dereference in_dev_get() can return NULL which will cause a failure once idev isdereferenced in in_dev_for_each_ifa_rtnl(). This patch adds acheck for NULL value in idev beforehand. Found by Linux...

CVE-2023-52785

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Fix racing issue between ufshcd_mcq_abort() and ISR If command timeout happens and cq complete IRQ is raised at the same time,ufshcd_mcq_abort clears lprb->cmd and a NULL pointer deref happens in theISR. Error l...

CVE-2023-6200

A race condition was found in the Linux Kernel. Under certain conditions, an unauthenticated attacker from an adjacent network could send an ICMPv6 router advertisement packet, causing arbitrary code execution.

CVE-2024-36970

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: Use request_module_nowait This appears to work around a deadlock regression that came inwith the LED merge in 6.9. The deadlock happens on my system with 24 iwlwifi radios, so maybeit something like all worker thread...

CVE-2024-38390

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: Avoid a nullptr dereference when speedbin setting fails Calling a6xx_destroy() before adreno_gpu_init() leads to a null pointerdereference on: msm_gpu_cleanup() : platform_set_drvdata(gpu->pdev, NULL); as gpu->p...

CVE-2024-38542

In the Linux kernel, the following vulnerability has been resolved: RDMA/mana_ib: boundary check before installing cq callbacks Add a boundary check inside mana_ib_install_cq_cb to prevent index overflow.

CVE-2024-40962

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: allocate dummy checksums for zoned NODATASUM writes Shin'ichiro reported that when he's running fstests' test-casebtrfs/167 on emulated zoned devices, he's seeing the following NULLpointer dereference in 'btrfs_zone_f...

CVE-2024-41043

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_queue: drop bogus WARN_ON Happens when rules get flushed/deleted while packet is out, so removethis WARN_ON. This WARN exists in one form or another since v4.14, no need to backportthis to older releases, hence...

CVE-2024-41053

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Fix ufshcd_abort_one racing issue When ufshcd_abort_one is racing with the completion ISR, the completed tagof the request's mq_hctx pointer will be set to NULL by ISR. Returnsuccess when request is completed by IS...

CVE-2024-42251

In the Linux kernel, the following vulnerability has been resolved: mm: page_ref: remove folio_try_get_rcu() The below bug was reported on a non-SMP kernel: [ 275.267158][ T4335] ------------[ cut here ]------------[ 275.267949][ T4335] kernel BUG at include/linux/page_ref.h:275![ 275.268526][ T433...

CVE-2024-42256

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix server re-repick on subrequest retry When a subrequest is marked for needing retry, netfs will callcifs_prepare_write() which will make cifs repick the server for the opbefore renegotiating credits; it then calls cifs_iss...

CVE-2024-46741

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Fix double free of 'buf' in error path smatch warning:drivers/misc/fastrpc.c:1926 fastrpc_req_mmap() error: double free of 'buf' In fastrpc_req_mmap() error path, the fastrpc buffer is freed infastrpc_req_munmap_impl...

CVE-2024-46764

In the Linux kernel, the following vulnerability has been resolved: bpf: add check for invalid name in btf_name_valid_section() If the length of the name string is 1 and the value of name[0] is NULLbyte, an OOB vulnerability occurs in btf_name_valid_section() and thereturn value is true, so the inv...

CVE-2024-56655

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: do not defer rule destruction via call_rcu nf_tables_chain_destroy can sleep, it can't be used from call_rcucallbacks. Moreover, nf_tables_rule_release() is only safe for error unwinding,while transaction mute...

CVE-2021-47125

In the Linux kernel, the following vulnerability has been resolved: sch_htb: fix refcount leak in htb_parent_to_leaf_offload The commit ae81feb7338c ("sch_htb: fix null pointer dereferenceon a null new_q") fixes a NULL pointer dereference bug, but itis not correct. Because htb_graft_helper properly...

CVE-2021-47147

In the Linux kernel, the following vulnerability has been resolved: ptp: ocp: Fix a resource leak in an error handling path If an error occurs after a successful 'pci_ioremap_bar()' call, it must beundone by a corresponding 'pci_iounmap()' call, as already done in theremove function.

CVE-2021-47299

In the Linux kernel, the following vulnerability has been resolved: xdp, net: Fix use-after-free in bpf_xdp_link_release The problem occurs between dev_get_by_index() and dev_xdp_attach_link().At this point, dev_xdp_uninstall() is called. Then xdp link will not bedetached automatically when dev is ...

CVE-2021-47313

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init It's a classic example of memleak, we allocate something, we fail andnever free the resources. Make sure we free all resources on policy ->init() failures.

CVE-2021-47608

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix kernel address leakage in atomic fetch The change in commit 37086bfdc737 ("bpf: Propagate stack bounds to registersin atomics w/ BPF_FETCH") around check_mem_access() handling is buggy sincethis would allow for unprivilege...

CVE-2022-48749

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: invalid parameter check in dpu_setup_dspp_pcc The function performs a check on the "ctx" input parameter, however, itis used before the check. Initialize the "base" variable after the sanity check to avoid apossible NU...

CVE-2022-48753

In the Linux kernel, the following vulnerability has been resolved: block: fix memory leak in disk_register_independent_access_ranges kobject_init_and_add() takes reference even when it fails.According to the doc of kobject_init_and_add() If this function returns an error, kobject_put() must be cal...

CVE-2022-48800

In the Linux kernel, the following vulnerability has been resolved: mm: vmscan: remove deadlock due to throttling failing to make progress A soft lockup bug in kcompactd was reported in a private bugzilla withthe following visible in dmesg; watchdog: BUG: soft lockup - CPU#33 stuck for 26s! [kcompa...

CVE-2022-48830

In the Linux kernel, the following vulnerability has been resolved: can: isotp: fix potential CAN frame reception race in isotp_rcv() When receiving a CAN frame the current code logic does not considerconcurrently receiving processes which do not show up in real worldusage. Ziyang Xuan writes: The ...

CVE-2022-48889

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: sof-nau8825: fix module alias overflow The maximum name length for a platform_device_id entry is 20 charactersincluding the trailing NUL byte. The sof_nau8825.c file exceeds that,which causes an obscure error message: ...

CVE-2022-48937

In the Linux kernel, the following vulnerability has been resolved: io_uring: add a schedule point in io_add_buffers() Looping ~65535 times doing kmalloc() calls can trigger soft lockups,especially with DEBUG features (like KASAN). [ 253.536212] watchdog: BUG: soft lockup - CPU#64 stuck for 26s! [b...

CVE-2023-52807

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix out-of-bounds access may occur when coalesce info is read via debugfs The hns3 driver define an array of string to show the coalesceinfo, but if the kernel adds a new mode or a new state,out-of-bounds access may occu...

CVE-2023-52848

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop meta_inode's page cache in f2fs_put_super() syzbot reports a kernel bug as below: F2FS-fs (loop1): detect filesystem reference count leak during umount, type: 10, count: 1kernel BUG at fs/f2fs/super.c:1639!CPU: 0 ...

CVE-2024-26850

In the Linux kernel, the following vulnerability has been resolved: mm/debug_vm_pgtable: fix BUG_ON with pud advanced test Architectures like powerpc add debug checks to ensure we find only devmapPUD pte entries. These debug checks are only done with CONFIG_DEBUG_VM.This patch marks the ptes used f...

CVE-2024-39465

In the Linux kernel, the following vulnerability has been resolved: media: mgb4: Fix double debugfs remove Fixes an error where debugfs_remove_recursive() is called first on a parentdirectory and then again on a child which causes a kernel panic. [hverkuil: added Fixes/Cc tags]

CVE-2024-40951

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix NULL pointer dereference in ocfs2_abort_trigger() bdev->bd_super has been removed and commit 8887b94d9322 change the usagefrom bdev->bd_super to b_assoc_map->host->i_sb. Since ocfs2 hasn't setbh->b_assoc_m...

CVE-2024-40964

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: cs35l41: Possible null pointer dereference in cs35l41_hda_unbind() The cs35l41_hda_unbind() function clears the hda_component entrymatching it's index and then dereferences the codec pointer held in thefirst element of t...

CVE-2024-41003

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix reg_set_min_max corruption of fake_reg Juan reported that after doing some changes to buzzer [0] and implementinga new fuzzing strategy guided by coverage, they noticed the following inone of the probes: [...]13: (79) r6 =...

CVE-2024-41086

In the Linux kernel, the following vulnerability has been resolved: bcachefs: Fix sb_field_downgrade validation bch2_sb_downgrade_validate() wasn't checking for a downgrade entryextending past the end of the superblock section for_each_downgrade_entry() is used in to_text() and needs to work onmalf...

CVE-2024-42100

In the Linux kernel, the following vulnerability has been resolved: clk: sunxi-ng: common: Don't call hw_to_ccu_common on hw without common In order to set the rate range of a hw sunxi_ccu_probe callshw_to_ccu_common() assuming all entries in desc->ccu_clks are containedin a ccu_common struct. T...