CVE-2021-47139

CVE-2021-47139 affects the Linux kernel hns3 driver. A race occurs because the netdevice is registered before client initialization completes, creating a window where changes to channels or rx CPU map can trigger hns3_set_rx_cpu_rmap() twice, leading to a crash (BUG at lib/cpu_rmap.c). The fix, a...

CVE-2021-47143

CVE-2021-47143 affects the Linux kernel net/smc subsystem. The root cause was missing cleanup when a smcd_dev device_add() failed, leaving the device in smcd_dev_list and later freeing it, causing a corrupted list. The fix adds error handling to remove the device from the list on device_add() fai...

CVE-2021-47148

CVE-2021-47148 affects the Linux kernel octeontx2-pf driver. The issue is a buffer overflow in otx2_set_rxfh_context() that can occur when calling ethtool_set_rxfh() with a user-controlled *rss_context; the code has been updated with bounds checking to prevent memory corruption. The description a...

CVE-2021-47173

CVE-2021-47173 is a Linux kernel issue described in connected advisories as a memory-leak bug in the USB subsystem. Specifically, the probe for the uss720 device (uss720_probe) forgets to decrement the usbdev refcount, leading to a memory leak. The fix recorded in the sources is to release the de...

CVE-2021-47226

CVE-2021-47226 describes a Linux kernel issue where an XRSTOR on a user-buffered FPU state could fail with a page fault yet modify the destination task’s FPU state. The root cause is that during __fpu__restore_sig(), XRSTOR could run with preserved registers for a different task (fpu_fpregs_owner...

CVE-2021-47270

CVE-2021-47270 entry is rejected/not used; not an active vulnerability.

CVE-2021-47277

CVE-2021-47277 affects the Linux kernel KVM path for guest memory translation. The issue arises when speculative execution may use an invalid guest frame number (gfn) to compute an out-of-bounds host virtual address (hva) in __gfn_to_hva_memslot, enabling a potential two-read Spectre gadget where...

CVE-2021-47359

CVE-2021-47359 concerns the Linux kernel CIFS subsystem and a fix for a soft lockup during fsstress. The issue caused system hangs (example: watchdog: BUG: soft lockup — CPU#6 stuck for 26s) and has been resolved by a kernel patch described as fixing the soft lockup during fsstress. Connected adv...

CVE-2021-47390

CVE-2021-47390 concerns the Linux kernel KVM path on x86, where KASAN reports a stack-out-of-bounds access in kvm_make_vcpus_request_mask() when handling IOAPIC indirect requests. The root cause is that the vcpu_bitmap is allocated as a single stack long instead of a size equal to KVM_MAX_VCPUS, ...

CVE-2021-47406

The Linux kernel ext4 filesystem component is vulnerable to a potential infinite loop within the ext4_ext_replay_set_iblocks() function. This occurs when a call to ext4_map_blocks() fails due to a corrupted file system specifically when inline_data and fast_commit are enabled. Affected systems ma...

CVE-2021-47414

Summary: CVE-2021-47414 concerns a Linux kernel vulnerability on RISCV (SiFive HiFive Unmatched) where ftrace patching may trigger an illegal instruction due to icache/dcache synchronization across CPUs. The root cause is that icache of the current CPU is not flushed before other CPUs are asked t...

CVE-2021-47526

CVE-2021-47526 is a Linux kernel vulnerability in the serial: liteuart driver causing a NULL pointer dereference in _remove() when drvdata isn’t set in _probe(). The root cause is missing drvdata assignment which leads to platform_get_drvdata() returning NULL in _remove(). The issue affects the L...

CVE-2022-3533

CVE-2022-3533 affects the Linux kernel’s BPF component, specifically the parse_usdt_arg function in tools/lib/bpf/usdt.c, where manipulation of the reg_name argument leads to a memory leak. The vulnerability is described across multiple sources (NVD, vendor advisories) and a patch is recommended ...

CVE-2022-48806

The CVE-2022-48806 issue is confirmed in the Linux kernel under ee1004 EEPROM reads. The root cause was that ee1004_eeprom_read() could read more than the i2c block data limit because i2c_smbus_read_i2c_block_data_or_emulated() uses an unsigned 8-bit length; if the requested read spanned a 256-by...

CVE-2022-48834

CVE-2022-48834 refers to a Linux kernel issue in the usb: usbtmc driver where usbtmc_ioctl_request incorrectly used usb_rcvctrlpipe() for all transfers (in or out). The fix separates control transfers by direction. The vulnerability impact described is a local issue tied to incorrect control pipe...

CVE-2022-48849

CVE-2022-48849 affects the Linux kernel (drm/amdgpu) where tiling flag checks were bypassed in the virtual display path. The issue arises in framebuffer initialization when VKMS virtual display is enabled and VKMS does not support FB modifiers, potentially allowing a local attacker to bypass expe...

CVE-2022-48850

CVE-2022-48850 concerns the Linux kernel vulnerability in net-sysfs, where speed_show could panic when a netdevice is in the process of being shut down or already removed. The root cause described is a missing check for the netdevice’s presence, which could lead to a NULL pointer dereference in d...

CVE-2022-48851

CVE-2022-48851 is a Linux kernel issue in the staging: gdm724x driver. The root cause is a use-after-free in gdm_lte_rx(), where netif_rx_ni() frees the skb, making it unsafe to dereference to read skb->len. The connected sources confirm the vulnerability and its resolution in the kernel, with...

CVE-2022-48902

CVE-2022-48902 is a Linux kernel issue in the btrfs extent_io path where a warned-on condition could occur when a page with PageError is encountered during extent buffer ops. The vulnerability arises from using assert_eb_page_uptodate() on non-uptodate pages, potentially exposing instability warn...

CVE-2022-49054

CVE-2022-49054 concerns the Linux kernel hv/vmbus subsystem. The documented fix deactivates the sysctl_record_panic_msg by default in isolated Hyper-V guests, to prevent hv_panic_page from leaking guest-sensitive information. It also notes that hv_panic_page may contain sensitive data and should ...

CVE-2022-49121

CVE-2022-49121 involves the Linux kernel SCSI pm8001 driver and is resolved in the kernel updates. The issue is a tag leak in error paths where tags allocated by pm8001_mpi_build_cmd() may not be freed when cmd building fails, and similarly when the chip task abort path fails, a missing call to p...

CVE-2022-49239

CVE-2022-49239 : The Linux kernel ASoC codecs wcd934x path is fixed by addressing a missing of_node_put() after of_parse_phandle() returned a device_node with an incremented refcount. The bug resembles a leaked reference fix in a related commit. The connected advisories (Astra Linux, SUSE, Nessus...

CVE-2022-49246

CVE-2022-49246 affects the Linux kernel, specifically ASoC: atmel: snd_proto_probe. The issue is a refcount leak: of_parse_phandle() returns a device_node with refcount incremented, but of_node_put() was only called in the regular path, not in error paths. The fix ensures of_node_put() is called ...

CVE-2022-49266

CVE-2022-49266 (Linux kernel) : The vulnerability arises in the block layer where the patch that prevents calling rq_qos_done_bio() for untracked bios caused blk-iocost to mis-handle merged bios, leaving them “in-flight.” The fix adds a new flag BIO_QOS_MERGED to mark merged bios and ensures rq_q...

CVE-2022-49358

CVE-2022-49358 affects the Linux kernel, specifically the netfilter nf_tables path where a memleak can occur for a flow rule object created during a commit path. The root cause is that abort path releases the flow rule object, but the commit path does not, leading to a memleak. The advisory docum...

CVE-2022-49427

The CVE pertains to the Linux kernel’s MTK IOMMU driver. After a patch (mtk_iommu_remove) removing clk_disable and relying on a runtime clock-control callback, the clock is now managed by runtime, eliminating the previous disable path. This addresses a warning trace seen when unbinding the MTK IO...

CVE-2022-49496

The CVE-2022-49496 entry concerns the Linux kernel Mediatek vcodec driver (mtk_vcodec_dec). If the driver runs in subdev mode, dev->pm.dev can be NULL during mtk_vcodec_dec_remove, causing a kernel crash on rmmod mtk-vcodec-dec.ko. All connected documents describe the crash scenario and indica...

CVE-2022-49507

CVE-2022-49507 affects the Linux kernel regulator driver for the da9121 (regulator/da9121-regulator.c). The issue arises when da9121_assign_chip_model() accesses regmap without it being initialized due to an invalid chip->subvariant_id (set to -EINVAL by a malformed device tree). This leads to...

CVE-2022-49509

CVE-2022-49509 : In the Linux kernel, the vulnerability arises when removing the max9286 I2C driver, causing a kernel oops due to the I2C client data potentially pointing to a freed v4l2_subdev instead of max9286_priv. The fix updates max9286_remove/max9286_probe/max9286_init so that the driver n...

CVE-2022-49672

CVE-2022-49672 affects the Linux kernel tun/tun.c: a race can occur during destruction where NAPI objects linked in struct tun_file may be destroyed before the netdev they reference. The vulnerability arises because NAPIs are not deleted when the queue is detached, allowing a race between the tun...

CVE-2022-49719

CVE-2022-49719 affects the Linux kernel realview GIC implementation. The root cause is a refcount leak in realview_gic_of_init caused by of_find_matching_node_and_match() returning a node pointer with an incremented refcount without a corresponding of_node_put() when it is no longer needed. The f...

CVE-2022-49777

CVE-2022-49777 affects the Linux kernel where a leaking of the i8042 platform device could occur on module removal. The fix prevents resetting the module-wide i8042_platform_device pointer in i8042_probe() or i8042_remove(), so the device can be properly destroyed by i8042_exit() during module un...

CVE-2022-49861

The CVE-2022-49861 issue is in the Linux kernel DMAENGINE mv_xor_v2 driver, where a clk_prepare_enable() call in probe is not balanced by clk_disable_unprepare() in remove, causing a resource leak. A fix adds the missing clk_disable_unprepare() in mv_xor_v2_remove(). Connected advisories (Unity L...

CVE-2022-49934

The CVE-2022-49934 vulnerability affects the Linux kernel’s wifi stack (mac80211) where UAF can occur in ieee80211_scan_rx() after the null check due to race with __ieee80211_scan_completed() and cfg80211_scan_done() freeing scan_req. The issue is mitigated by a fix in the kernel that prevents ac...

CVE-2022-49956

CVE-2022-49956 in the Linux kernel refers to a use-after-free bug in the rtl8712 staging driver. The issue arises because _Read/Write_MACREG callbacks are NULL, causing read/write_macreg_hdl() to only free the pcmd pointer. The fix removes these callbacks to prevent the use-after-free. The vulner...

CVE-2022-49965

Summary: CVE-2022-49965 pertains to the Linux kernel component drm/amd/pm, where missing fini interfaces for some SMU13 ASICs could allow a memory leak. The issue is described as resolved in the Linux kernel, with references to upstream code changes and multiple advisories. What’s affected: Linux...

CVE-2022-50039

The CVE-2022-50039 entry concerns the Linux kernel’s stmmac Intel dwmac driver. The vulnerability arises from a missing clk_disable_unprepare() call in intel_eth_pci_remove(), introduced by earlier clock-handling changes and related removals in commits such as 09f012e64e4b and ac322f86b56c, which...

CVE-2022-50133

CVE-2022-50133 concerns the Linux kernel where a NULL dereference could occur in usb: xhci_plat_remove due to xhci->shared_hcd being NULL after a specific commit. The vulnerability manifests as an Oops during reboot when the USB xHCI host controller is removed, potentially causing a system cra...

CVE-2022-50148

Consolidated details indicate CVE-2022-50148 is a Linux kernel issue affecting kernfs: __kernfs_remove may dereference NULL if lockdep is enabled, due to a dereference before checking kn (as noted in fs/kernfs/dir.c:1353). The vulnerability is mitigated by upstream fixes in kernel commits (e.g., ...

CVE-2023-52671

CVE-2023-52671 : Linux kernel vulnerability in drm/amd/display related to ODM4:1 transition. The issue could hang or underflow when disabling an OPTC and reclaiming its OPPs for a different OPTC, due to OPPs not being properly disconnected from the disabled OPTC. The published description states ...

CVE-2023-52702

CVE-2023-52702 corresponds to a Linux kernel issue in net: openvswitch where ovs_meter_cmd_set() can leak memory because old_meter is not freed after detachment if the new meter attach succeeds or fails. The publicly provided connected Astra Linux bulletin mirrors this vulnerability and confirms ...

CVE-2023-52705

CVE-2023-52705 is a kernel vulnerability affecting the nilfs2 filesystem code in Linux. The issue is an underflow/incorrect boundary calculation in NILFS_SB2_OFFSET_BYTES that computes the position of the second superblock, which can underflow when the device size is smaller than 4096 bytes. This...

CVE-2023-52736

The CVE-2023-52736 entry concerns the Linux kernel ALSA HDA stack. The vulnerability arises from how ASoC codec drivers reuse hda_codec_driver_probe/remove() from hda_bind.c and how snd_hda_codec_cleanup_for_unbind() unsets the preset. Preset is assigned once during device/driver matching, but AS...

CVE-2023-52745

The CVE-2023-52745 entry concerns the Linux kernel’s IPoIB (IB/IPoIB) legacy interface handling. The issue arises when a netlink operation creates child PKEY interfaces with multiple transmit/receive queues, while some devices support only a single tx/rx queue. This mismatch can trigger a NULL-po...

CVE-2023-52765

In the Linux kernel, the following vulnerability has been resolved: mfd: qcom-spmi-pmic: Fix revid implementation The Qualcomm SPMI PMIC revid implementation is broken in multiple ways. First, it assumes that just because the sibling base device has beenregistered that means that it is also bound...

CVE-2023-52787

CVE-2023-52787: Linux kernel vulnerability in blk-mq handling of bio integrity. The issue could cause a kernel panic when queue usage counters aren’t properly held during bio_integrity_prep and bio merge. Fixes in updated kernels require calling bio_integrity_prep() with a reliably grabbed queue ...

CVE-2023-52792

Summary (CVE-2023-52792) The Linux kernel cxl/region cleanup path incorrectly reused resources when cxl_region_setup_targets() failed, risking -EBUSY on decoder region and possible resource leakage. The fix short-circuits cleanup on initialization failure (return immediately) and adds a guard to ...

CVE-2023-52998

CVE-2023-52998 — In the Linux kernel’s fec driver, freeing RX buffers used page_pool_release_page, which unmaps but doesn’t recycle pages, enabling memory exhaustion after repeated eth0 up/down. A fix replaces it with page_pool_put_full_page, recycling the page when refcnt == 1. The vulnerability...

CVE-2023-53041

CVE-2023-53041 has concrete details in the Connected documents. The issue is in the Linux kernel’s qla2xxx SCSI driver: during controller add/remove, abort path completes commands with a lock still held, causing a lock-warning in dma_free_attrs. The observed call trace centers on qla2x00_async_sn...

CVE-2023-53049

CVE-2023-53049 – Linux kernel USB-C/UCSI pointer dereference . A NULL pointer dereference in ucsi_connector_change() could occur if ucsi_init() failed and an event arrives via ucsi_acpi, dereferencing unable ucsi->connector. The fix prevents ntfy from being set until ucsi_init() succeeds, so e...