CVE-2021-46978

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Always make an attempt to map eVMCS after migration When enlightened VMCS is in use and nested state is migrated withvmx_get_nested_state()/vmx_set_nested_state() KVM can't map evmcspage right away: evmcs gpa is not 's...

CVE-2023-52585

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix possible NULL dereference in amdgpu_ras_query_error_status_helper() Return invalid error code -EINVAL for invalid block id. Fixes the below: drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:1183 amdgpu_ras_query_error_stat...

CVE-2021-47034

The Linux kernel's powerpc/64s architecture is affected by a vulnerability in the radix__set_pte_at() function. Due to performance optimizations, this function fails to perform a necessary ptesync when adding a Page Table Entry (PTE) for kernel memory. While non-kernel memory faults are handled b...

CVE-2024-26627

The Linux kernel contains a vulnerability in the scsi: core component where the scsi_host_busy() function is called while holding the host lock during scsi_eh_wakeup(). This occurs when determining if an error handler kthread needs to be awakened. In high-concurrency scenarios—specifically involv...

CVE-2024-26940

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Create debugfs ttm_resource_manager entry only if needed The driver creates /sys/kernel/debug/dri/0/mob_ttm even when thecorresponding ttm_resource_manager is not allocated.This leads to a crash when trying to read fr...

CVE-2024-26991

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: x86: Don't overflow lpage_info when checking attributes Fix KVM_SET_MEMORY_ATTRIBUTES to not overflow lpage_info array and triggerKASAN splat, as seen in the private_mem_conversions_test selftest. When memory attrib...

CVE-2022-48669

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fix potential memleak in papr_get_attr() buf is allocated in papr_get_attr(), and krealloc() of bufcould fail. We need to free the original buf in the case of failure.

CVE-2023-52653

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: fix a memleak in gss_import_v2_context The ctx->mech_used.data allocated by kmemdup is not freed in neithergss_import_v2_context nor it only caller gss_krb5_import_sec_context,which frees ctx on error. Thus, this patch...

CVE-2024-27072

In the Linux kernel, the following vulnerability has been resolved: media: usbtv: Remove useless locks in usbtv_video_free() Remove locks calls in usbtv_video_free() becauseare useless and may led to a deadlock as reported here:https://syzkaller.appspot.com/x/bisect.txt?x=166dc872180000Also remov...

CVE-2024-27028

In the Linux kernel, the following vulnerability has been resolved: spi: spi-mt65xx: Fix NULL pointer access in interrupt handler The TX buffer in spi_transfer can be a NULL pointer, so the interrupthandler may end up writing to the invalid memory and cause crashes. Add a check to trans->tx_bu...

CVE-2024-26984

In the Linux kernel, the following vulnerability has been resolved: nouveau: fix instmem race condition around ptr stores Running a lot of VK CTS in parallel against nouveau, once everyfew hours you might see something like this crash. BUG: kernel NULL pointer dereference, address: 00000000000000...

CVE-2021-47548

In the Linux kernel, the following vulnerability has been resolved: ethernet: hisilicon: hns: hns_dsaf_misc: fix a possible array overflow in hns_dsaf_ge_srst_by_port() The if statement:if (port >= DSAF_GE_NUM)return; limits the value of port less than DSAF_GE_NUM (i.e., 8).However, if the val...

CVE-2024-35853

A memory leak vulnerability exists in the Linux kernel 's mlxsw: spectrum_acl_tcam component during the rehash operation. The issue stems from a logic error where a failed rollback of a migration attempt can trigger another incorrect migration. Specifically, the code fails to verify that the back...

CVE-2024-26927

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: Add some bounds checking to firmware data Smatch complains about "head->full_size - head->header_size" canunderflow. To some extent, we're always going to have to trust thefirmware a bit. However, it's easy enoug...

CVE-2023-52581

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fix memleak when more than 255 elements expired When more than 255 elements expired we're supposed to switch to a new gccontainer structure. This never happens: u8 type will wrap before reaching the boundary...

CVE-2022-49753

In the Linux kernel, the following vulnerability has been resolved: dmaengine: Fix double increment of client_count in dma_chan_get() The first time dma_chan_get() is called for a channel the channelclient_count is incorrectly incremented twice for public channels,first in balance_ref_count(), an...

CVE-2024-36031

In the Linux kernel, the following vulnerability has been resolved: keys: Fix overwrite of key expiration on instantiation The expiry time of a key is unconditionally overwritten duringinstantiation, defaulting to turn it permanent. This causes a problemfor DNS resolution as the expiration set by...

CVE-2024-26638

In the Linux kernel, the following vulnerability has been resolved: nbd: always initialize struct msghdr completely syzbot complains that msg->msg_get_inq value can be uninitialized [1] struct msghdr got many new fields recently, we should always makesure their values is zero by default. [1]BU...

CVE-2021-47441

In the Linux kernel, the following vulnerability has been resolved: mlxsw: thermal: Fix out-of-bounds memory accesses Currently, mlxsw allows cooling states to be set above the maximumcooling state supported by the driver: cat /sys/class/thermal/thermal_zone2/cdev0/type mlxsw_fan cat /sys/class/t...

CVE-2021-47432

In the Linux kernel, the following vulnerability has been resolved: lib/generic-radix-tree.c: Don't overflow in peek() When we started spreading new inode numbers throughout most of the 64bit inode space, that triggered some corner case bugs, in particularsome integer overflows related to the rad...

CVE-2024-39276

In the Linux kernel, the following vulnerability has been resolved: ext4: fix mb_cache_entry's e_refcnt leak in ext4_xattr_block_cache_find() Syzbot reports a warning as follows: ============================================WARNING: CPU: 0 PID: 5075 at fs/mbcache.c:419 mb_cache_destroy+0x224/0x290...

CVE-2023-52607

In the Linux kernel, the following vulnerability has been resolved: powerpc/mm: Fix null-pointer dereference in pgtable_cache_add kasprintf() returns a pointer to dynamically allocated memorywhich can be NULL upon failure. Ensure the allocation was successfulby checking the pointer validity.

CVE-2024-26843

In the Linux kernel, the following vulnerability has been resolved: efi: runtime: Fix potential overflow of soft-reserved region size md_size will have been narrowed if we have >= 4GB worth of pages in asoft-reserved region.

CVE-2024-26672

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix variable 'mca_funcs' dereferenced before NULL check in 'amdgpu_mca_smu_get_mca_entry()' Fixes the below: drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c:377 amdgpu_mca_smu_get_mca_entry() warn: variable dereferenced befor...

CVE-2024-35973

In the Linux kernel, the following vulnerability has been resolved: geneve: fix header validation in geneve[6]_xmit_skb syzbot is able to trigger an uninit-value in geneve_xmit() [1] Problem : While most ip tunnel helpers (like ip_tunnel_get_dsfield())uses skb_protocol(skb, true), pskb_inet_may_p...

CVE-2024-35989

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix oops during rmmod on single-CPU platforms During the removal of the idxd driver, registered offline callback isinvoked as part of the clean up process. However, on systems with onlyone CPU online, no valid ta...

CVE-2021-47386

A NULL pointer dereference vulnerability exists in the Linux kernel within the hwmon driver for the w83791d device (drivers/hwmon/w83791d.c). The issue occurs if the driver reads a value from the device satisfying specific bitwise conditions, potentially leading to a system crash. The vulnerabili...

CVE-2023-52811

In the Linux kernel, the following vulnerability has been resolved: scsi: ibmvfc: Remove BUG_ON in the case of an empty event pool In practice the driver should never send more commands than are allocatedto a queue's event pool. In the unlikely event that this happens, the codeasserts a BUG_ON, a...

CVE-2023-52800

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix htt pktlog locking The ath11k active pdevs are protected by RCU but the htt pktlog handlingcode calling ath11k_mac_get_ar_by_pdev_id() was not marked as aread-side critical section. Mark the code in question as ...

CVE-2024-26661

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL test for 'timing generator' in 'dcn21_set_pipe()' In "u32 otg_inst = pipe_ctx->stream_res.tg->inst;"pipe_ctx->stream_res.tg could be NULL, it is relying on the caller toensure the tg is not NULL.

CVE-2024-53218

The Linux kernel is vulnerable to a race condition in the f2fs file system within the f2fs_stop_gc_thread() function. This flaw occurs during concurrent calls to f2fs_stop_gc_thread() from different shutdown paths, leading to a use-after-free (UAF) condition when kthread_stop() is called on a nul...

CVE-2021-47384

The Linux kernel contains a NULL pointer dereference vulnerability in the hwmon (w83793) driver. The issue occurs when the driver reads a temporary value from the device that satisfies specific bitwise conditions, leading to a crash. This is fixed by removing the unnecessary lm75[] structure fiel...

CVE-2022-48747

In the Linux kernel, the following vulnerability has been resolved: block: Fix wrong offset in bio_truncate() bio_truncate() clears the buffer outside of last block of bdev, howevercurrent bio_truncate() is using the wrong offset of page. So it canreturn the uninitialized data. This happened when...

CVE-2024-36944

In the Linux kernel, the following vulnerability has been resolved: Reapply "drm/qxl: simplify qxl_fence_wait" This reverts commit 07ed11afb68d94eadd4ffc082b97c2331307c5ea. Stephen Rostedt reports:"I went to run my tests on my VMs and the tests hung on boot up.Unfortunately, the most I ever got o...

CVE-2023-52869

In the Linux kernel, the following vulnerability has been resolved: pstore/platform: Add check for kstrdup Add check for the return value of kstrdup() and return the errorif it fails in order to avoid NULL pointer dereference.

CVE-2024-26785

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix protection fault in iommufd_test_syz_conv_iova Syzkaller reported the following bug: general protection fault, probably for non-canonical address 0xdffffc0000000038: 0000 [#1] SMP KASANKASAN: null-ptr-deref in range ...

CVE-2024-36030

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: fix the double free in rvu_npc_freemem() Clang static checker(scan-build) warning：drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c:line 2184, column 2Attempt to free released memory. npc_mcam_rsrcs_deinit() has r...

CVE-2024-26662

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix 'panel_cntl' could be null in 'dcn21_set_backlight_level()' 'panel_cntl' structure used to control the display panel could be null,dereferencing it could lead to a null pointer access. Fixes the below:drivers...

CVE-2024-36881

In the Linux kernel, the following vulnerability has been resolved: mm/userfaultfd: reset ptes when close() for wr-protected ones Userfaultfd unregister includes a step to remove wr-protect bits from allthe relevant pgtable entries, but that only covered an explicitUFFDIO_UNREGISTER ioctl, not a ...

CVE-2024-26757

In the Linux kernel, the following vulnerability has been resolved: md: Don't ignore read-only array in md_check_recovery() Usually if the array is not read-write, md_check_recovery() won'tregister new sync_thread in the first place. And if the array isread-write and sync_thread is registered, md...

CVE-2024-38540

In the Linux kernel, the following vulnerability has been resolved: bnxt_re: avoid shift undefined behavior in bnxt_qplib_alloc_init_hwq Undefined behavior is triggered when bnxt_qplib_alloc_init_hwq is calledwith hwq_attr->aux_depth != 0 and hwq_attr->aux_stride == 0.In that case, "roundup...

CVE-2025-22097

In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix use after free and double free on init error If the driver initialization fails, the vkms_exit() function mightaccess an uninitialized or freed default_config pointer and it mightdouble free it. Fix both possible er...

CVE-2024-35859

In the Linux kernel, the following vulnerability has been resolved: block: fix module reference leakage from bdev_open_by_dev error path At the time bdev_may_open() is called, module reference is grabbedalready, hence module reference should be released if bdev_may_open()failed. This problem is f...

CVE-2024-26685

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential bug in end_buffer_async_write According to a syzbot report, end_buffer_async_write(), which handles thecompletion of block device writes, may detect abnormal condition of thebuffer async_write flag and cause...

CVE-2023-52529

In the Linux kernel, the following vulnerability has been resolved: HID: sony: Fix a potential memory leak in sony_probe() If an error occurs after a successful usb_alloc_urb() call, usb_free_urb()should be called.

CVE-2025-21739

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Fix use-after free in init error and remove paths devm_blk_crypto_profile_init() registers a cleanup handler to run whenthe associated (platform-) device is being released. For UFS, thecrypto private data and poi...

CVE-2021-47284

In the Linux kernel, the following vulnerability has been resolved: isdn: mISDN: netjet: Fix crash in nj_probe: 'nj_setup' in netjet.c might fail with -EIO and in this case'card->irq' is initialized and is bigger than zero. A subsequent call to'nj_release' will free the irq that has not been r...

CVE-2022-49258

In the Linux kernel, the following vulnerability has been resolved: crypto: ccree - Fix use after free in cc_cipher_exit() kfree_sensitive(ctx_p->user.key) will free the ctx_p->user.key. Butctx_p->user.key is still used in the next line, which will lead to ause after free. We can call kf...

CVE-2024-27402

A vulnerability exists in the Linux kernel within the phonet/pep component due to a racy use of skb_queue_empty() . Because receive queues are protected by their respective spin-locks rather than the socket lock, skb_peek() may unexpectedly return NULL or a pointer to a socket buffer that has alr...

CVE-2023-52699

The Linux kernel is affected by a vulnerability in the SysV filesystem where sb_bread() is called with the pointers_lock held, leading to a sleep in atomic context . This issue originated from a locking change in Linux 2.5.12, where a subsequent fix in Linux 2.6.8 introduced a different bug by ca...