CVE-2021-46920

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix clobbering of SWERR overflow bit on writeback Current code blindly writes over the SWERR and the OVERFLOW bits. Writeback the bits actually read instead so the driver avoids clobbering theOVERFLOW bit that come...

CVE-2021-46916

In the Linux kernel, the following vulnerability has been resolved: ixgbe: Fix NULL pointer dereference in ethtool loopback test The ixgbe driver currently generates a NULL pointer dereference whenperforming the ethtool loopback test. This is due to the fact that thereisn't a q_vector associated wi...

CVE-2021-46914

In the Linux kernel, the following vulnerability has been resolved: ixgbe: fix unbalanced device enable/disable in suspend/resume pci_disable_device() called in __ixgbe_shutdown() decreasesdev->enable_cnt by 1. pci_enable_device_mem() which increasesdev->enable_cnt by 1, was removed from ixgb...

CVE-2021-46911

In the Linux kernel, the following vulnerability has been resolved: ch_ktls: Fix kernel panic Taking page refcount is not ideal and causes kernel panicsometimes. It's better to take tx_ctx lock for the completeskb transmit, to avoid page cleanup if ACK received in middle.

CVE-2024-53104

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Skip parsing frames of type UVC_VS_UNDEFINED in uvc_parse_format This can lead to out of bounds writes since frames of this type were nottaken into account when calculating the size of the frames buffer inuvc_parse...

CVE-2024-1086

A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. The nft_verdict_init() function allows positive values as drop error within the hook verdict, and hence the nf_hook_slow() function can cause a double free vul...

CVE-2024-26591

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix re-attachment branch in bpf_tracing_prog_attach The following case can cause a crash due to missing attach_btf: load rawtp program load fentry program with rawtp as target_fd create tracing link for fentry program with tar...

CVE-2021-46951

In the Linux kernel, the following vulnerability has been resolved: tpm: efi: Use local variable for calculating final log size When tpm_read_log_efi is called multiple times, which happens whenone loads and unloads a TPM2 driver multiple times, then the globalvariable efi_tpm_final_log_size will a...

CVE-2022-2586

It was discovered that a nft object or expression could reference a nft set on a different nft table, leading to a use-after-free once that table was deleted.

CVE-2023-52451

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries/memhp: Fix access beyond end of drmem array dlpar_memory_remove_by_index() may access beyond the bounds of thedrmem lmb array when the LMB lookup fails to match an entry with thegiven DRC index. When the search fail...

CVE-2024-56548

In the Linux kernel, the following vulnerability has been resolved: hfsplus: don't query the device logical block size multiple times Devices block sizes may change. One of these cases is a loop device byusing ioctl LOOP_SET_BLOCK_SIZE. While this may cause other issues like IO being rejected, in t...

CVE-2022-2588

It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.

CVE-2024-56703

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix soft lockups in fib6_select_path under high next hop churn Soft lockups have been observed on a cluster of Linux-based edge routerslocated in a highly dynamic environment. Using the bird service, theserouters continuously...

CVE-2023-52450

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: Fix NULL pointer dereference issue in upi_fill_topology() Get logical socket id instead of physical id in discover_upi_topology()to avoid out-of-bound access on 'upi = &type->topology[nid][idx];' linethat ...

CVE-2023-52452

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix accesses to uninit stack slots Privileged programs are supposed to be able to read uninitialized stackmemory (ever since 6715df8d5) but, before this patch, these accesseswere permitted inconsistently. In particular, access...

CVE-2024-26588

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Prevent out-of-bounds memory access The test_tag test triggers an unhandled page fault: ./test_tag [ 130.640218] CPU 0 Unable to handle kernel paging request at virtual address ffff80001b898004, era == 9000000003137...

CVE-2023-52448

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix kernel NULL pointer dereference in gfs2_rgrp_dump Syzkaller has reported a NULL pointer dereference when accessingrgd->rd_rgl in gfs2_rgrp_dump(). This can happen when creatingrgd->rd_gl fails in read_rindex_entry()...

CVE-2024-26587

In the Linux kernel, the following vulnerability has been resolved: net: netdevsim: don't try to destroy PHC on VFs PHC gets initialized in nsim_init_netdevsim(), whichis only called if (nsim_dev_port_is_pf()). Create a counterpart of nsim_init_netdevsim() andmove the mock_phc_destroy() there. This...

CVE-2021-46944

In the Linux kernel, the following vulnerability has been resolved: media: staging/intel-ipu3: Fix memory leak in imu_fmt We are losing the reference to an allocated memory if try. Change theorder of the check to avoid that.

CVE-2023-52449

In the Linux kernel, the following vulnerability has been resolved: mtd: Fix gluebi NULL pointer dereference caused by ftl notifier If both ftl.ko and gluebi.ko are loaded, the notifier of ftltriggers NULL pointer dereference when trying to access‘gluebi->desc’ in gluebi_read(). ubi_gluebi_initu...

CVE-2021-46930

In the Linux kernel, the following vulnerability has been resolved: usb: mtu3: fix list_head check warning This is caused by uninitialization of list_head. BUG: KASAN: use-after-free in __list_del_entry_valid+0x34/0xe4 Call trace:dump_backtrace+0x0/0x298show_stack+0x24/0x34dump_stack+0x130/0x1a8pri...

CVE-2024-50302

In the Linux kernel, the following vulnerability has been resolved: HID: core: zero-initialize the report buffer Since the report buffer is used by all kinds of drivers in various ways, let'szero-initialize it during allocation to make sure that it can't be ever usedto leak kernel memory via specia...

CVE-2024-36971

In the Linux kernel, the following vulnerability has been resolved: net: fix __dst_negative_advice() race __dst_negative_advice() does not enforce proper RCU rules whensk->dst_cache must be cleared, leading to possible UAF. RCU rules are that we must first clear sk->sk_dst_cache,then call dst...

CVE-2024-43911

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix NULL dereference at band check in starting tx ba session In MLD connection, link_data/link_conf are dynamically allocated. Theydon't point to vif->bss_conf. So, there will be no chanreq assigned tovif->bss...

CVE-2024-0565

An out-of-bounds memory read flaw was found in receive_encrypted_standard in fs/smb/client/smb2ops.c in the SMB Client sub-component in the Linux Kernel. This issue occurs due to integer underflow on the memcpy length, leading to a denial of service.

CVE-2023-6240

A Marvin vulnerability side-channel leakage was found in the RSA decryption operation in the Linux Kernel. This issue may allow a network attacker to decrypt ciphertexts or forge signatures, limiting the services that use that private key.

CVE-2024-42230

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fix scv instruction crash with kexec kexec on pseries disables AIL (reloc_on_exc), required for scvinstruction support, before other CPUs have been shut down. This meansthey can execute scv instructions after AIL i...

CVE-2024-0641

A denial of service vulnerability was found in tipc_crypto_key_revoke in net/tipc/crypto.c in the Linux kernel’s TIPC subsystem. This flaw allows guests with local user privileges to trigger a deadlock and potentially crash the system.

CVE-2024-0340

A vulnerability was found in vhost_new_msg in drivers/vhost/vhost.c in the Linux kernel, which does not properly initialize memory in messages passed between virtual guests and the host operating system in the vhost/vhost.c:vhost_new_msg() function. This issue can allow local privileged users to re...

CVE-2024-42229

In the Linux kernel, the following vulnerability has been resolved: crypto: aead,cipher - zeroize key buffer after use I.G 9.7.B for FIPS 140-3 specifies that variables temporarily holdingcryptographic information should be zeroized once they are no longerneeded. Accomplish this by using kfree_sens...

CVE-2023-52445

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix use after free on context disconnection Upon module load, a kthread is created targeting thepvr2_context_thread_func function, which may call pvr2_context_destroyand thus call kfree() on the context object. Howe...

CVE-2023-52447

In the Linux kernel, the following vulnerability has been resolved: bpf: Defer the free of inner map when necessary When updating or deleting an inner map in map array or map htab, the mapmay still be accessed by non-sleepable program or sleepable program.However bpf_map_fd_put_ptr() decreases the ...

CVE-2024-53163

In the Linux kernel, the following vulnerability has been resolved: crypto: qat/qat_420xx - fix off by one in uof_get_name() This is called from uof_get_name_420xx() where "num_objs" is theARRAY_SIZE() of fw_objs[]. The > needs to be >= to prevent an out ofbounds access.

CVE-2023-52817

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix a null pointer access when the smc_rreg pointer is NULL In certain types of chips, such as VEGA20, reading the amdgpu_regs_smc file could result in an abnormal null pointer access when the smc_rreg pointer is NULL. ...

CVE-2024-44935

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseport_add_sock(). syzbot reported a null-ptr-deref while accessing sk2->sk_reuseport_cb inreuseport_add_sock(). [0] The repro first creates a listener with SO_REUSEPORT. Then, it createsanother li...

CVE-2024-0646

An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system.

CVE-2024-53130

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix null-ptr-deref in block_dirty_buffer tracepoint When using the "block:block_dirty_buffer" tracepoint, mark_buffer_dirty()may cause a NULL pointer dereference, or a general protection fault whenKASAN is enabled. This hap...

CVE-2024-42231

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix calc_available_free_space() for zoned mode calc_available_free_space() returns the total size of metadata (orsystem) block groups, which can be allocated from unallocated diskspace. The logic is wrong on zoned mod...

CVE-2024-43907

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/pm: Fix the null pointer dereference in apply_state_adjust_rules Check the pointer value to fix potential null pointerdereference

CVE-2024-43909

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/pm: Fix the null pointer dereference for smu7 optimize the code to avoid pass a null pointer (hwmgr->backend)to function smu7_update_edc_leakage_table.

CVE-2024-41009

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix overrunning reservations in ringbuf The BPF ring buffer internally is implemented as a power-of-2 sized circularbuffer, with two logical and ever-increasing counters: consumer_pos is theconsumer counter to show which logic...

CVE-2024-43908

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix the null pointer dereference to ras_manager Check ras_manager before using it

CVE-2023-6535

A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packages when using NVMe over TCP, leading the NVMe driver to a NULL pointer dereference in the NVMe driver, causing kernel panic and a denial of service.

CVE-2024-50085

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: fix UaF read in mptcp_pm_nl_rm_addr_or_subflow Syzkaller reported this splat: ==================================================================BUG: KASAN: slab-use-after-free in mptcp_pm_nl_rm_addr_or_subflow+0xb44/0xcc...

CVE-2024-53123

In the Linux kernel, the following vulnerability has been resolved: mptcp: error out earlier on disconnect Eric reported a division by zero splat in the MPTCP protocol: Oops: divide error: 0000 [#1] PREEMPT SMP KASAN PTICPU: 1 UID: 0 PID: 6094 Comm: syz-executor317 Not tainted6.12.0-rc5-syzkaller-0...

CVE-2023-6270

A flaw was found in the ATA over Ethernet (AoE) driver in the Linux kernel. The aoecmd_cfg_pkts() function improperly updates the refcnt on struct net_device, and a use-after-free can be triggered by racing between the free on the struct and the access through the skbtxq global queue. This could le...

CVE-2023-7192

A memory leak problem was found in ctnetlink_create_conntrack in net/netfilter/nf_conntrack_netlink.c in the Linux Kernel. This issue may allow a local attacker with CAP_NET_ADMIN privileges to cause a denial of service (DoS) attack due to a refcount overflow.

CVE-2024-36905

In the Linux kernel, the following vulnerability has been resolved: tcp: defer shutdown(SEND_SHUTDOWN) for TCP_SYN_RECV sockets TCP_SYN_RECV state is really special, it is only used bycross-syn connections, mostly used by fuzzers. In the following crash [1], syzbot managed to trigger a divideby zer...

CVE-2024-41010

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix too early release of tcx_entry Pedro Pinto and later independently also Hyunwoo Kim and Wongi Lee reportedan issue that the tcx_entry can be released too early leading to a useafter free (UAF) when an active old-style ingr...

CVE-2023-52429

dm_table_create in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to (in alloc_targets) allocate more than INT_MAX bytes, and crash, because of a missing check for struct dm_ioctl.target_count.