CVE-2024-42254

In the Linux kernel, the following vulnerability has been resolved: io_uring: fix error pbuf checking Syz reports a problem, which boils down to NULL vs IS_ERR inconsistenterror handling in io_alloc_pbuf_ring(). KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]RIP: 0010:__io_re...

CVE-2024-44959

In the Linux kernel, the following vulnerability has been resolved: tracefs: Use generic inode RCU for synchronizing freeing With structure layout randomization enabled for 'struct inode' we need toavoid overlapping any of the RCU-used / initialized-only-once members,e.g. i_lru or i_sb_list to not ...

CVE-2024-44997

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk_wed: fix use-after-free panic in mtk_wed_setup_tc_block_cb() When there are multiple ap interfaces on one band and with WED on,turning the interface down will cause a kernel panic on MT798X. Previously, cb_priv w...

CVE-2024-46768

In the Linux kernel, the following vulnerability has been resolved: hwmon: (hp-wmi-sensors) Check if WMI event data exists The BIOS can choose to return no event data in response to aWMI event, so the ACPI object passed to the WMI notify handlercan be NULL. Check for such a situation and ignore the...

CVE-2021-47268

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: cancel vdm and state machine hrtimer when unregister tcpm port A pending hrtimer may expire after the kthread_worker of tcpm portis destroyed, see below kernel dump when do module unload, fix itby cancel the 2 hrt...

CVE-2021-47292

In the Linux kernel, the following vulnerability has been resolved: io_uring: fix memleak in io_init_wq_offload() I got memory leak report when doing fuzz test: BUG: memory leakunreferenced object 0xffff888107310a80 (size 96):comm "syz-executor.6", pid 4610, jiffies 4295140240 (age 20.135s)hex dump...

CVE-2021-47593

In the Linux kernel, the following vulnerability has been resolved: mptcp: clear 'kern' flag from fallback sockets The mptcp ULP extension relies on sk->sk_sock_kern being set correctly:It prevents setsockopt(fd, IPPROTO_TCP, TCP_ULP, "mptcp", 6); fromworking for plain tcp sockets (any userspace...

CVE-2021-47613

In the Linux kernel, the following vulnerability has been resolved: i2c: virtio: fix completion handling The driver currently assumes that the notify callback is only receivedwhen the device is done with all the queued buffers. However, this is not true, since the notify callback could be calledwit...

CVE-2022-48873

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Don't remove map on creater_process and device_release Do not remove the map from the list on error path infastrpc_init_create_process, instead call fastrpc_map_put, to avoiduse-after-free. Do not remove it on fastrp...

CVE-2022-48932

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: DR, Fix slab-out-of-bounds in mlx5_cmd_dr_create_fte When adding a rule with 32 destinations, we hit the following out-of-bandaccess issue: BUG: KASAN: slab-out-of-bounds in mlx5_cmd_dr_create_fte+0x18ee/0x1e70 This patch...

CVE-2023-52668

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix lock ordering in btrfs_zone_activate() The btrfs CI reported a lockdep warning as follows by running genericgeneric/129. WARNING: possible circular locking dependency detected6.7.0-rc5+ #1 Not tainted kworker/u5:5...

CVE-2024-38561

In the Linux kernel, the following vulnerability has been resolved: kunit: Fix kthread reference There is a race condition when a kthread finishes after the deadline andbefore the call to kthread_stop(), which may lead to use after free.

CVE-2024-39470

In the Linux kernel, the following vulnerability has been resolved: eventfs: Fix a possible null pointer dereference in eventfs_find_events() In function eventfs_find_events,there is a potential null pointerthat may be caused by calling update_events_attr which will performsome operations on the me...

CVE-2024-40991

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma-glue: Fix of_k3_udma_glue_parse_chn_by_id() The of_k3_udma_glue_parse_chn_by_id() helper function erroneouslyinvokes "of_node_put()" on the "udmax_np" device-node passed to it,without having incremented its r...

CVE-2024-40992

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix responder length checking for UD request packets According to the IBA specification:If a UD request packet is detected with an invalid length, the requestshall be an invalid request and it shall be silently dropped by...

CVE-2024-41083

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix netfs_page_mkwrite() to check folio->mapping is valid Fix netfs_page_mkwrite() to check that folio->mapping is valid once it hastaken the folio lock (as filemap_page_mkwrite() does). Without this,generic/247 occasi...

CVE-2024-42234

In the Linux kernel, the following vulnerability has been resolved: mm: fix crashes from deferred split racing folio migration Even on 6.10-rc6, I've been seeing elusive "Bad page state"s (often onflags when freeing, yet the flags shown are not bad: PG_locked had beenset and cleared??), and VM_BUG_...

CVE-2024-43815

In the Linux kernel, the following vulnerability has been resolved: crypto: mxs-dcp - Ensure payload is zero when using key slot We could leak stack memory through the payload field when runningAES with a key from one of the hardware's key slots. Fix this byensuring the payload field is set to 0 in...

CVE-2024-44976

In the Linux kernel, the following vulnerability has been resolved: ata: pata_macio: Fix DMA table overflow Kolbjørn and Jonáš reported that their 32-bit PowerMacs were crashingin pata-macio since commit 09fe2bfa6b83 ("ata: pata_macio: Fixmax_segment_size with PAGE_SIZE == 64K"). For example: kerne...

CVE-2021-47282

In the Linux kernel, the following vulnerability has been resolved: spi: bcm2835: Fix out-of-bounds access with more than 4 slaves Commit 571e31fa60b3 ("spi: bcm2835: Cache CS register value for->prepare_message()") limited the number of slaves to 3 at compile-time.The limitation was necessitate...

CVE-2021-47519

In the Linux kernel, the following vulnerability has been resolved: can: m_can: m_can_read_fifo: fix memory leak in error branch In m_can_read_fifo(), if the second call to m_can_fifo_read() fails,the function jump to the out_fail label and returns without callingm_can_receive_skb(). This means tha...

CVE-2022-48643

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain() syzbot is reporting underflow of nft_counters_enabled counter atnf_tables_addchain() [1], for commit 43eb8949cfdffa76 ("netfilter:nf_tables: do not le...

CVE-2022-48795

In the Linux kernel, the following vulnerability has been resolved: parisc: Fix data TLB miss in sba_unmap_sg Rolf Eike Beer reported the following bug: [1274934.746891] Bad Address (null pointer deref?): Code=15 (Data TLB miss fault) at addr 0000004140000018[1274934.746891] CPU: 3 PID: 5549 Comm: ...

CVE-2022-48832

In the Linux kernel, the following vulnerability has been resolved: audit: don't deref the syscall args when checking the openat2 open_how::flags As reported by Jeff, dereferencing the openat2 syscall argument inaudit_match_perm() to obtain the open_how::flags can result in anoops/page-fault. This ...

CVE-2022-48870

In the Linux kernel, the following vulnerability has been resolved: tty: fix possible null-ptr-defer in spk_ttyio_release Run the following tests on the qemu platform: syzkaller:~# modprobe speakup_audptrinput: Speakup as /devices/virtual/input/input4initialized device: /dev/synth, node (MAJOR 10, ...

CVE-2022-48906

In the Linux kernel, the following vulnerability has been resolved: mptcp: Correctly set DATA_FIN timeout when number of retransmits is large Syzkaller with UBSAN uncovered a scenario where a large number ofDATA_FIN retransmits caused a shift-out-of-bounds in the DATA_FINtimeout calculation: ======...

CVE-2022-48998

In the Linux kernel, the following vulnerability has been resolved: powerpc/bpf/32: Fix Oops on tail call tests test_bpf tail call tests end up as: test_bpf: #0 Tail call leaf jited:1 85 PASStest_bpf: #1 Tail call 2 jited:1 111 PASStest_bpf: #2 Tail call 3 jited:1 145 PASStest_bpf: #3 Tail call 4 j...

CVE-2023-52795

In the Linux kernel, the following vulnerability has been resolved: vhost-vdpa: fix use after free in vhost_vdpa_probe() The put_device() calls vhost_vdpa_release_dev() which callsida_simple_remove() and frees "v". So this call toida_simple_remove() is a use after free and a double free.

CVE-2023-52909

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix handling of cached open files in nfsd4_open codepath Commit fb70bf124b05 ("NFSD: Instantiate a struct file when creating aregular NFSv4 file") added the ability to cache an open fd over acompound. There are a couple of pr...

CVE-2024-27406

In the Linux kernel, the following vulnerability has been resolved: lib/Kconfig.debug: TEST_IOV_ITER depends on MMU Trying to run the iov_iter unit test on a nommu system such as the qemukc705-nommu emulation results in a crash. KTAP version 1 # Subtest: iov_iter # module: kunit_iov_iter 1..9 BUG: ...

CVE-2024-40933

In the Linux kernel, the following vulnerability has been resolved: iio: temperature: mlx90635: Fix ERR_PTR dereference in mlx90635_probe() When devm_regmap_init_i2c() fails, regmap_ee could be error pointer,instead of checking for IS_ERR(regmap_ee), regmap is checked which lookslike a copy paste e...

CVE-2024-40986

In the Linux kernel, the following vulnerability has been resolved: dmaengine: xilinx: xdma: Fix data synchronisation in xdma_channel_isr() Requests the vchan lock before using xdma->stop_request.

CVE-2024-42075

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix remap of arena. The bpf arena logic didn't account for mremap operation. Add a refcnt formultiple mmap events to prevent use-after-free in arena_vm_close.

CVE-2024-42111

In the Linux kernel, the following vulnerability has been resolved: btrfs: always do the basic checks for btrfs_qgroup_inherit structure [BUG]Syzbot reports the following regression detected by KASAN: BUG: KASAN: slab-out-of-bounds in btrfs_qgroup_inherit+0x42e/0x2e20 fs/btrfs/qgroup.c:3277Read of ...

CVE-2024-43836

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: pse-pd: Fix possible null-deref Fix a possible null dereference when a PSE supports both c33 and PoDL, butonly one of the netlink attributes is specified. The c33 or PoDL PSEcapabilities are already validated in the e...

CVE-2024-44945

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink: Initialise extack before use in ACKs Add missing extack initialisation when ACKing BATCH_BEGIN and BATCH_END.

CVE-2024-46790

In the Linux kernel, the following vulnerability has been resolved: codetag: debug: mark codetags for poisoned page as empty When PG_hwpoison pages are freed they are treated differently infree_pages_prepare() and instead of being released they are isolated. Page allocation tag counters are decreme...

CVE-2024-56730

In the Linux kernel, the following vulnerability has been resolved: net/9p/usbg: fix handling of the failed kzalloc() memory allocation On the linux-next, next-20241108 vanilla kernel, the coccinelle tool gave thefollowing error report: ./net/9p/trans_usbg.c:912:5-11: ERROR: allocation function on ...

CVE-2021-47225

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix deadlock in AP/VLAN handling Syzbot reports that when you have AP_VLAN interfaces that are upand close the AP interface they belong to, we get a deadlock. Nosurprise - since we dev_close() them with the wiphy mutex he...

CVE-2021-47264

In the Linux kernel, the following vulnerability has been resolved: ASoC: core: Fix Null-point-dereference in fmt_single_name() Check the return value of devm_kstrdup() in case ofNull-point-dereference.

CVE-2022-48649

In the Linux kernel, the following vulnerability has been resolved: mm/slab_common: fix possible double free of kmem_cache When doing slub_debug test, kfence's 'test_memcache_typesafe_by_rcu'kunit test case cause a use-after-free error: BUG: KASAN: use-after-free in kobject_del+0x14/0x30Read of siz...

CVE-2022-48661

In the Linux kernel, the following vulnerability has been resolved: gpio: mockup: Fix potential resource leakage when register a chip If creation of software node fails, the locally allocated stringarray is left unfreed. Free it on error path.

CVE-2022-48729

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix panic with larger ipoib send_queue_size When the ipoib send_queue_size is increased from the default the followingpanic happens: RIP: 0010:hfi1_ipoib_drain_tx_ring+0x45/0xf0 [hfi1]Code: 31 e4 eb 0f 8b 85 c8 02 00 00 41...

CVE-2022-48867

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Prevent use after free on completion memory On driver unload any pending descriptors are flushed at thetime the interrupt is freed:idxd_dmaengine_drv_remove() ->drv_disable_wq() ->idxd_wq_free_irq() ->idxd...

CVE-2022-48922

In the Linux kernel, the following vulnerability has been resolved: riscv: fix oops caused by irqsoff latency tracer The trace_hardirqs_{on,off}() require the caller to setup frame pointerproperly. This because these two functions use macro 'CALLER_ADDR1' (aka.__builtin_return_address(1)) to acquir...

CVE-2022-48940

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix crash due to incorrect copy_map_value When both bpf_spin_lock and bpf_timer are present in a BPF map value,copy_map_value needs to skirt both objects when copying a value into andout of the map. However, the current code d...

CVE-2022-48986

In the Linux kernel, the following vulnerability has been resolved: mm/gup: fix gup_pud_range() for dax For dax pud, pud_huge() returns true on x86. So the function works as longas hugetlb is configured. However, dax doesn't depend on hugetlb.Commit 414fd080d125 ("mm/gup: fix gup_pmd_range() for da...

CVE-2023-39179

A flaw was found within the handling of SMB2 read requests in the kernel ksmbd module. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this to disclose sensitive information on affec...

CVE-2023-52839

In the Linux kernel, the following vulnerability has been resolved: drivers: perf: Do not broadcast to other cpus when starting a counter This command: $ perf record -e cycles:k -e instructions:k -c 10000 -m 64M dd if=/dev/zero of=/dev/null count=1000 gives rise to this kernel warning: [ 444.364395...

CVE-2023-52895

In the Linux kernel, the following vulnerability has been resolved: io_uring/poll: don't reissue in case of poll race on multishot request A previous commit fixed a poll race that can occur, but it's onlyapplicable for multishot requests. For a multishot request, we can safelyignore a spurious wake...