Skip to content
OpenAdvisories

Package · Ubuntu

linux

17,835 known vulnerabilities.

17,643 results · Feed

  • High 7.5

    net, bpf: fix null-ptr-deref in xdp_master_redirect() for down master

    In the Linux kernel, the following vulnerability has been resolved: net, bpf: fix null-ptr-deref in xdp_master_redirect() for down master syzkaller reported a kernel panic in bond_rr_gen_slave_id() reached via xdp_master_redirect(). Full decoded trace: https:…

  • High 7.1

    drm/komeda: fix integer overflow in AFBC framebuffer size check

    In the Linux kernel, the following vulnerability has been resolved: drm/komeda: fix integer overflow in AFBC framebuffer size check The AFBC framebuffer size validation calculates the minimum required buffer size by adding the AFBC payload size to the framebu…

  • Unscored —

    PCI: endpoint: pci-ep-msi: Fix error unwind and prevent double alloc

    In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-ep-msi: Fix error unwind and prevent double alloc pci_epf_alloc_doorbell() stores the allocated doorbell message array in epf->db_msg/epf->num_db before requesting MSI vect…

  • Unscored —

    drm/sun4i: backend: fix error pointer dereference

    In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: backend: fix error pointer dereference The function drm_atomic_get_plane_state() can return an error pointer and is not checked for it. Add error pointer check. Detected by Smatch:…

  • Unscored —

    ASoC: sti: use managed regmap_field allocations

    In the Linux kernel, the following vulnerability has been resolved: ASoC: sti: use managed regmap_field allocations The regmap_field objects allocated at player init are never freed and may leak resources if the driver is removed. Switch to devm_regmap_field_…

  • Unscored —

    dm cache: fix null-deref with concurrent writes in passthrough mode

    In the Linux kernel, the following vulnerability has been resolved: dm cache: fix null-deref with concurrent writes in passthrough mode In passthrough mode, when dm-cache starts to invalidate a cache entry and bio prison cell lock fails due to concurrent writ…

  • Unscored —

    dm cache: fix write hang in passthrough mode

    In the Linux kernel, the following vulnerability has been resolved: dm cache: fix write hang in passthrough mode The invalidate_remove() function has incomplete logic for handling write hit bios after cache invalidation. It sets up the remapping for the overw…

  • High 7.8

    dm cache policy smq: fix missing locks in invalidating cache blocks

    In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: fix missing locks in invalidating cache blocks In passthrough mode, the policy invalidate_mapping operation is called simultaneously from multiple workers, thus it should…

  • Unscored —

    dm cache: fix dirty mapping checking in passthrough mode switching

    In the Linux kernel, the following vulnerability has been resolved: dm cache: fix dirty mapping checking in passthrough mode switching As mentioned in commit 9b1cc9f251af ("dm cache: share cache-metadata object across inactive and active DM tables"), dm-cache…

  • Unscored —

    dm cache metadata: fix memory leak on metadata abort retry

    In the Linux kernel, the following vulnerability has been resolved: dm cache metadata: fix memory leak on metadata abort retry When failing to acquire the root_lock in dm_cache_metadata_abort because the block_manager is read-only, the temporary block_manager…

  • Medium 6.3

    dm log: fix out-of-bounds write due to region_count overflow

    In the Linux kernel, the following vulnerability has been resolved: dm log: fix out-of-bounds write due to region_count overflow The local variable region_count in create_log_context() is declared as unsigned int (32-bit), but dm_sector_div_up() returns secto…

  • Unscored —

    drm/bridge: cadence: cdns-mhdp8546-core: Set the mhdp connector earlier in atomic_enable()

    In the Linux kernel, the following vulnerability has been resolved: drm/bridge: cadence: cdns-mhdp8546-core: Set the mhdp connector earlier in atomic_enable() In case if we get errors in cdns_mhdp_link_up() or cdns_mhdp_reg_read() in atomic_enable, we will go…

  • High 8.8

    iommu/riscv: Add IOTINVAL after updating DDT/PDT entries

    In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: Add IOTINVAL after updating DDT/PDT entries Add riscv_iommu_iodir_iotinval() to perform required TLB and context cache invalidations after updating DDT or PDT entries, as mandate…

  • Unscored —

    drm/msm/dpu: fix mismatch between power and frequency

    In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: fix mismatch between power and frequency During DPU runtime suspend, calling dev_pm_opp_set_rate(dev, 0) drops the MMCX rail to MIN_SVS while the core clock frequency remains at …

  • Critical 9.8

    crypto: hisilicon/sec2 - prevent req used-after-free for sec

    In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/sec2 - prevent req used-after-free for sec During packet transmission, if the system is under heavy load, the hardware might complete processing the packet and free the requ…

  • High 7.8

    drm/msm: Fix VM_BIND UNMAP locking

    In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix VM_BIND UNMAP locking Wrong argument meant that the objs involved in UNMAP ops were not always getting locked. Since _NO_SHARE objs share a common resv with the VM (which is alwa…

  • High 8.8

    iommu/amd: Fix clone_alias() to use the original device's devid

    In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix clone_alias() to use the original device's devid Currently clone_alias() assumes first argument (pdev) is always the original device pointer. This function is called by pci_for…

  • Unscored —

    ASoC: qcom: qdsp6: topology: check widget type before accessing data

    In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: qdsp6: topology: check widget type before accessing data Check widget type before accessing the private data, as this could a virtual widget which is no associated with a dsp grap…

  • Unscored —

    PCI: tegra194: Fix CBB timeout caused by DBI access before core power-on

    In the Linux kernel, the following vulnerability has been resolved: PCI: tegra194: Fix CBB timeout caused by DBI access before core power-on When PERST# is deasserted twice (assert -> deassert -> assert -> deassert), a CBB (Control Backbone) timeout occurs at…

  • High 7.8

    quota: Fix race of dquot_scan_active() with quota deactivation

    In the Linux kernel, the following vulnerability has been resolved: quota: Fix race of dquot_scan_active() with quota deactivation dquot_scan_active() can race with quota deactivation in quota_release_workfn() like: CPU0 (quota_release_workfn) CPU1 (dquot_sca…

  • Critical 9.8

    gfs2: add some missing log locking

    In the Linux kernel, the following vulnerability has been resolved: gfs2: add some missing log locking Function gfs2_logd() calls the log flushing functions gfs2_ail1_start(), gfs2_ail1_wait(), and gfs2_ail1_empty() without holding sdp->sd_log_flush_lock, but…

  • Unscored —

    gfs2: prevent NULL pointer dereference during unmount

    In the Linux kernel, the following vulnerability has been resolved: gfs2: prevent NULL pointer dereference during unmount When flushing out outstanding glock work during an unmount, gfs2_log_flush() can be called when sdp->sd_jdesc has already been deallocate…

  • Unscored —

    efi/capsule-loader: fix incorrect sizeof in phys array reallocation

    In the Linux kernel, the following vulnerability has been resolved: efi/capsule-loader: fix incorrect sizeof in phys array reallocation The krealloc() call for cap_info->phys in __efi_capsule_setup_info() uses sizeof(phys_addr_t *) instead of sizeof(phys_addr…

  • Critical 9.8

    ksmbd: fix use-after-free from async crypto on Qualcomm crypto engine

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free from async crypto on Qualcomm crypto engine ksmbd_crypt_message() sets a NULL completion callback on AEAD requests and does not handle the -EINPROGRESS return code f…

  • High 7.1

    soc/tegra: cbb: Fix incorrect ARRAY_SIZE in fabric lookup tables

    In the Linux kernel, the following vulnerability has been resolved: soc/tegra: cbb: Fix incorrect ARRAY_SIZE in fabric lookup tables Fix incorrect ARRAY_SIZE usage in fabric lookup tables which could cause out-of-bounds access during target timeout lookup.

  • Critical 9.8

    memory: tegra124-emc: Fix dll_change check

    In the Linux kernel, the following vulnerability has been resolved: memory: tegra124-emc: Fix dll_change check The code checking whether the specified memory timing enables DLL in the EMRS register was reversed. DLL is enabled if bit A0 is low. Fix the check.

  • Critical 9.1

    ocfs2/dlm: validate qr_numregions in dlm_match_regions()

    In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: validate qr_numregions in dlm_match_regions() Patch series "ocfs2/dlm: fix two bugs in dlm_match_regions()". In dlm_match_regions(), the qr_numregions field from a DLM_QUERY_REGION…

  • Unscored —

    fwctl: Fix class init ordering to avoid NULL pointer dereference on device removal

    In the Linux kernel, the following vulnerability has been resolved: fwctl: Fix class init ordering to avoid NULL pointer dereference on device removal CXL is linked before fwctl in drivers/Makefile. Both use `module_init, so `cxl_pci_driver_init()` runs first…

  • High 7.1

    ocfs2: fix listxattr handling when the buffer is full

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix listxattr handling when the buffer is full [BUG] If an OCFS2 inode has both inline and block-based xattrs, listxattr() can return a size larger than the caller's buffer when the in…

  • High 7.1

    ocfs2: validate bg_bits during freefrag scan

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate bg_bits during freefrag scan [BUG] A crafted filesystem can trigger an out-of-bounds bitmap walk when OCFS2_IOC_INFO is issued with OCFS2_INFO_FL_NON_COHERENT. BUG: KASAN: use…

  • Unscored —

    ima_fs: Correctly create securityfs files for unsupported hash algos

    In the Linux kernel, the following vulnerability has been resolved: ima_fs: Correctly create securityfs files for unsupported hash algos ima_tpm_chip->allocated_banks[i].crypto_id is initialized to HASH_ALGO__LAST if the TPM algorithm is not supported. Howeve…

  • Unscored —

    ocfs2: validate group add input before caching

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate group add input before caching [BUG] OCFS2_IOC_GROUP_ADD can trigger a BUG_ON in ocfs2_set_new_buffer_uptodate(): kernel BUG at fs/ocfs2/uptodate.c:509! Oops: invalid opcode: …

  • Unscored —

    HID: usbhid: fix deadlock in hid_post_reset()

    In the Linux kernel, the following vulnerability has been resolved: HID: usbhid: fix deadlock in hid_post_reset() You can build a USB device that includes a HID component and a storage or UAS component. The components can be reset only together. That means th…

  • High 7.8

    bpf, arm64: Fix off-by-one in check_imm signed range check

    In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix off-by-one in check_imm signed range check check_imm(bits, imm) is used in the arm64 BPF JIT to verify that a branch displacement (in arm64 instruction units) fits into the si…

  • Unscored —

    bpf, sockmap: Fix af_unix iter deadlock

    In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix af_unix iter deadlock bpf_iter_unix_seq_show() may deadlock when lock_sock_fast() takes the fast path and the iter prog attempts to update a sockmap. Which ends up spinning …

  • Unscored —

    bpf, sockmap: Fix af_unix null-ptr-deref in proto update

    In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix af_unix null-ptr-deref in proto update unix_stream_connect() sets sk_state (`WRITE_ONCE(sk->sk_state, TCP_ESTABLISHED)`) _before_ it assigns a peer (`unix_peer(sk) = newsk`)…

  • High 7.8

    bpf, sockmap: Take state lock for af_unix iter

    In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Take state lock for af_unix iter When a BPF iterator program updates a sockmap, there is a race condition in unix_stream_bpf_update_proto() where the `peer` pointer can become s…

  • High 7.8

    bpf: Validate node_id in arena_alloc_pages()

    In the Linux kernel, the following vulnerability has been resolved: bpf: Validate node_id in arena_alloc_pages() arena_alloc_pages() accepts a plain int node_id and forwards it through the entire allocation chain without any bounds checking. Validate node_id …

  • Unscored —

    bpf: Fix NULL deref in map_kptr_match_type for scalar regs

    In the Linux kernel, the following vulnerability has been resolved: bpf: Fix NULL deref in map_kptr_match_type for scalar regs Commit ab6c637ad027 ("bpf: Fix a bpf_kptr_xchg() issue with local kptr") refactored map_kptr_match_type() to branch on btf_is_kernel…

  • Unscored —

    i3c: master: renesas: Fix memory leak in renesas_i3c_i3c_xfers()

    In the Linux kernel, the following vulnerability has been resolved: i3c: master: renesas: Fix memory leak in renesas_i3c_i3c_xfers() The xfer structure allocated by renesas_i3c_alloc_xfer() was never freed in the renesas_i3c_i3c_xfers() function. Use the __fr…