CVE-2021-47089

CVE-2021-47089 pertains to the Linux kernel: kfence memory leak when handling cat kfence objects. The leak stems from a missing release function for files opened via file_operations, causing allocated seq_file structures/related seq_buf to not be freed when the file is closed, as evidenced by kme...

CVE-2005-0003

CVE-2005-0003 affects 64‑bit Linux kernel 2.6 before 2.6.10. The issue is in 64‑bit ELF support where overlapping VMA allocations are not properly checked, enabling local attackers to crash the system (denial of service) or run arbitrary code via a crafted ELF or a.out. Affected component: kernel...

CVE-2005-2456

CVE-2005-2456 refers to an array index overflow in the Linux kernel 2.6, in xfrm_user.c within xfrm_sk_policy_insert. A local user can trigger the overflow by supplying a p->dir value larger than XFRM_POLICY_OUT, causing writes beyond sock->sk_policy and resulting in a kernel crash (DoS) an...

CVE-2006-5751

CVE-2006-5751 concerns the Linux kernel (pre-2.6.18.4) where an integer overflow in get_fdb_entries (net/bridge/br_ioctl.c) allows a local user to trigger arbitrary code execution by supplying a large maxnum in an ioctl. The issue is rooted in kernel networking bridge ioctl handling and could ena...

CVE-2007-0771

CVE-2007-0771 concerns the Linux kernel utrace support (notably in 2.6.18 and related 2.6.x lines) where local attackers can trigger a DoS via a race/spin failure between utrace_attach and related code paths when using ptrace (as exemplified by the ptrace-thrash scenario). The vulnerability manif...

CVE-2007-5904

The CVE-2007-5904 issue is a kernel vulnerability in the CIFS VFS of the Linux 2.6.23 and earlier kernels. It involves multiple buffer overflows triggered by long SMB responses in the SendReceive function, enabling a remote attacker to cause a crash and, potentially, arbitrary code execution. Pub...

CVE-2008-2826

The vulnerability CVE-2008-2826 is present in the Linux kernel prior to 2.6.25.9, where an integer overflow in sctp_getsockopt_local_addrs_old (net/sctp/socket.c) allows local users to trigger a denial of service through a large addr_num in the sctp_getaddrs_old structure. The issue is mitigated ...

CVE-2009-0747

The CVE-2009-0747 issue affects the Linux kernel’s ext4_isize helper in fs/ext4/ext4.h, exposing a denial-of-service risk when a local user mounts a crafted ext4 filesystem. The vulnerability arises from using the i_size_high structure member during operations on arbitrary file types, potentially...

CVE-2009-0748

CVE-2009-0748 affects the Linux kernel: ext4_fill_super in fs/ext4/super.c fails to validate the superblock configuration, enabling a local attacker to trigger a NULL pointer dereference/OOPS when mounting a crafted ext4 filesystem. Impact is local denial of service. Affected ranges: Linux kernel...

CVE-2009-2909

CVE-2009-2909 affects the Linux kernel ax25 subsystem (ax25_setsockopt in net/ax25/af_ax25.c). The vulnerability arises from a signedness/unsigned check issue in the ax25 sockopt/setsockopt path, enabling a local attacker to cause a kernel OOPS or potentially crash the kernel and execute code. Pu...

CVE-2010-1451

CVE-2010-1451 affects the SPARC build of the Linux kernel prior to 2.6.33, where TSB I-TLB load handling in arch/sparc/kernel/tsb.S fails to correctly obtain the _PAGE_EXEC_4U bit, resulting in an incompletely implemented non-executable stack. This could allow context-dependent local attackers to...

CVE-2010-2960

CVE-2010-2960 affects Linux kernel 2.6.35.4 and earlier: the keyctl_session_to_parent function assumes a parent session keyring exists, allowing local users to cause a NULL pointer dereference and system crash (denial of service) via a KEYCTL_SESSION_TO_PARENT argument. Root cause pertains to ses...

CVE-2011-1474

CVE-2011-1474 affects pax-linux versions 2.6.32.33-test79.patch, 2.6.38-test3.patch, and 2.6.37.4-test14.patch. The root cause is a bad bounds check in arch_get_unmapped_area_topdown triggered by mmap after a MAP_GROWSDOWN mmap, which can loop indefinitely and not release the VM semaphore, potent...

CVE-2011-1581

CVE-2011-1581 affects the Linux kernel bonding driver (drivers/net/bonding/bond_main.c). When a network device with many receive queues is installed and the default tx_queues is used, the code fails to properly constrain queue indexes, enabling a remote attacker to cause a denial of service or sy...

CVE-2011-2909

Summary (CVE-2011-2909): The Linux kernel (do_devinfo_ioctl in drivers/staging/comedi/comedi_fops.c) before 3.1 allows local users to leak sensitive kernel memory content through a copy of a short string. This is described as an information leak in the kernel staging area. Impact is local confide...

CVE-2013-3235

Mitigation-ready summary for CVE-2013-3235: In the Linux kernel, net/tipc/socket.c prior to 3.9-rc7 does not initialize a certain data structure and a length variable, enabling local attackers to read sensitive data from kernel stack memory via crafted recvmsg/recvfrom. Affected scenario is local...

CVE-2013-6376

The CVE-2013-6376 issue affects the Linux kernel’s KVM path: the recalculate_apic_map function in arch/x86/kvm/lapic.c, with impact described as a host-OS crash ( denial of service ) via a crafted ICR write in x2apic mode. The connected Nessus advisories (UNITY_LINUX_UTSA series) reproduce the sa...

CVE-2017-0537

CVE-2017-0537 affects Android kernels with Kernel-3.18 and relates to the USB gadget driver. It enables a local attacker to disclose data outside their permissions after compromising a privileged process. Impact: partial confidentiality. No public fixes or remediation details are provided in the ...

CVE-2017-0627

The CVE-2017-0627 entry concerns an information-disclosure vulnerability in the Android kernel UVC driver (affecting Kernel-3.10 and Kernel-3.18). The vulnerability could let a local, privileged process access data outside its normal permissions. The description indicates the issue is triggered b...

CVE-2018-1000028

CVE-2018-1000028 is a Linux kernel vulnerability affecting kernels released after commit bdcf0a423ea1 (examples: 4.15-rc4+, 4.14.8+, 4.9.76+, 4.4.111+). It describes an Incorrect Access Control flaw in the NFS server (nfsd) that can let remote attackers read or write files they should not access ...

CVE-2020-27784

CVE-2020-27784 is a use-after-free in the Linux kernel’s printer_ioctl path. The issue arises from accessing a deallocated printer_dev instance after it has been freed by gprinter_free(), enabling a local attacker to trigger a fault in the kernel. The vulnerability is tracked with CVSSv3.1 vector...

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-2021-47152

CVE-2021-47152 refers to a Linux kernel fix for data stream corruption in the MPTCP path. The issue arises when mptcp_frag_can_collapse_to() incorrectly assumes only MPTCP uses a page_frag; if other protocols allocate fragments (e.g., plain TCP), memory can be re-used for mptcp_data_frag. The mit...

CVE-2021-47160

CVE-2021-47160 corresponds to a Linux kernel vulnerability where PCR_MATRIX was set to all-ones when VLAN filtering was enabled and not reset when disabled, potentially allowing VLAN traffic leaks between bridges br0 and br1. The issue is addressed by removing the PCR_MATRIX write from mt7530_por...

CVE-2021-47184

The CVE-2021-47184 issue affects the Linux kernel i40e VSI filter synchronization. The vulnerability stemmed from a NULL pointer dereference in the VSI filter sync path that could occur when updating the VSI filter list after a VSI resource was removed, potentially causing a kernel oops. A patch ...

CVE-2021-47206

CVE-2021-47206 is a Linux kernel vulnerability in the usb: host: ohci-tmio path. The root cause is a missing check of the return value from platform_get_resource(), which can lead to a NULL pointer dereference and a potential crash (availability impact). The vulnerability is resolved in the kerne...

CVE-2021-47223

The CVE-2021-47223 issue is a Linux kernel vulnerability in the bridge/net subsystem: a tunnel_dst null pointer dereference during VLAN tunnel egress caused by a lockless access pattern when deleting a VLAN tunnel. The patch fixes this by using READ/WRITE_ONCE for tunnel_id, applying RCUs for tun...

CVE-2021-47241

The CVE-2021-47241 issue is a Linux kernel vulnerability related to ethtool: strset: fix message length calculation. The root cause is that the outer nest for ETHTOOL_A_STRSET_STRINGSETS was not accounted for, which could cause ETHTOOL_MSG_STRSET_GET to emit a warning and potentially trigger a sp...

CVE-2021-47245

CVE-2021-47245 affects the Linux kernel netfilter synproxy TCP option parser. The vulnerability arises from an out-of-bounds read in synproxy_parse_options when parsing TCP options; if length equals 1, the loop reads an opcode byte and, if it is not TCPOPT_EOL or TCPOPT_NOP, reads one more byte, ...

CVE-2021-47248

The CVE-2021-47248 entry concerns a race in the Linux kernel UDP path between close() and udp_abort(). The root cause is udp_abort() racing with close(), with both paths acquiring the socket lock, while udp{v6}_destroy_sock() releases it before performing destructive actions. The fix uses the SOC...

CVE-2021-47308

CVE-2021-47308 affects the Linux kernel SCSI libfc component, specifically fc_rport_prli_resp(), where an array index out-of-bounds condition was fixed. The vulnerability has a High impact (CVSS 3.1 base score 8.8) with adjacent/adversarial access, no user interaction, and requires no privileges....

CVE-2021-47330

CVE-2021-47330 affects the Linux kernel, specifically the tty: serial: 8250 driver. The vulnerability arises from a memory leak in error handling: in the probe path, if the final serial_config() call fails, the allocated info structure is not freed. A fix was added to provide a proper resource ha...

CVE-2021-47387

CVE-2021-47387 is a Linux kernel vulnerability in the cpufreq: schedutil governor related to freeing sugov_tunables. The original sugov_tunables_free() was split: sugov_clear_global_tunables() clears the global_tunables, and a new sugov_tunables_free() is used as kobj_type::release to safely free...

CVE-2021-47396

CVE-2021-47396 is a Linux kernel issue affecting mac80211-hwsim beacon timing. The root cause is improper late hrtimer handling: when a timer fires late, the code re-arms for the next deadline, which can already be in the past, causing repeated misalignment and potential stalls. The fix, as descr...

CVE-2021-47398

The CVE-2021-47398 entry concerns a Linux kernel RDMA/hfi1 pointer leak. The vulnerability stemmed from printing secured pointers using unsigned long long with %llx, which could reveal addresses. The fix changes the formatting to print pointers with %p or %px, eliminating the cast to a large inte...

CVE-2021-47413

CVE-2021-47413 concerns a NULL pointer dereference in the Linux kernel (usb: chipidea: ci_hdrc_imx) when a 'phys' phandle is provided in devicetree on i.MX7/i.MX8MM. The chipidea core populates usb_phy in ci_hdrc, while charger logic checks data->usb_phy in imx_usbmisc_data, causing a NULL der...

CVE-2021-47440

CVE-2021-47440 refers to a Linux kernel issue in the encx24j600 driver where devm_regmap_init_encx24j600 could return an error (e.g., out of memory) and later dereference a null register cache pointer. The resolved description in the CVE notes that this could cause a null pointer dereference duri...

CVE-2021-47525

CVE-2021-47525 affects the Linux kernel, specifically the serial liteuart driver. The issue is a use-after-free and memory leak that occurs on unbind, where the port may remain registered after driver data is released, leading to potential use after free and serial-core memory leaks. The publishe...

CVE-2021-47578

CVE-2021-47578 impacts the Linux kernel. The vulnerability stems from the scsi_debug path calling memory allocation with a zero size: if size == 0, kcalloc() returns ZERO_SIZE_PTR, which can break a following NULL-pointer check. The fix is to return early (do not call kcalloc()) when the size arg...

CVE-2021-47655

CVE-2021-47655 affects the Linux kernel component media: venus: vdec. The root cause is a memory-leak risk in venus_helper_alloc_dpb_bufs() where an early return on an error path (ida_alloc_min()) could skip releasing previously allocated buffers. The fix moves the direct kfree() from the dma_all...

CVE-2022-2785

CVE-2022-2785 affects the Linux kernel BPF subsystem. The vulnerability arises because constants used to fill pointers in structs passed to bpf_sys_bpf are not verified, allowing an attacker with CAP_BPF to read memory anywhere on the system. Affected systems can face arbitrary memory reads, with...

CVE-2022-48645

CVE-2022-48645 – Linux kernel ENETC offload: The TSN features (taprio, cbs, gate, police) could be configured via PF registers but were not intended to be accessible from VFs. Accessing VF-exposed registers could trigger kernel paging faults and a crash. The fix split enetc_setup_tc() into separa...

CVE-2022-48715

CVE-2022-48715 is a Linux kernel vulnerability related to the SCSI driver bn x2fc. The issue stems from bnx2fc_recv_frame() modifying per-CPU lport stats counters in a non-MP-safe way, which could occur in a preemptible context when SMP features are enabled. The resolved fix restores the old get_...

CVE-2022-48748

CVE-2022-48748 affects the Linux kernel networking path for bridges with VLANs. The issue is a memory leak in the bridge VLAN path (net: bridge: vlan: fix memory leak in __allowed_ingress). When per-vlan state is used and vlan snooping/stats are disabled, untagged or priority-tagged ingress frame...

CVE-2022-48767

CVE-2022-48767 affects the Linux kernel and relates to a leak of the ceph_string reference after an async create attempt. The description in the initial document states that the reference acquired by try_prep_async_create is leaked and must be put back, and connected sources (Astra Linux bulletin...

CVE-2022-48818

The CVE-2022-48818 entry refers to a Linux kernel issue in the MDIO/MV88E6xxx DSA path where devres usage around mdiobus led to a kernel OOPS during shutdown. The root cause is interaction between devm_mdiobus_free() and devres_release_all() if the MDIO bus is unregistered late due to a shutdown‑...

CVE-2022-48923

The CVE-2022-48923 entry concerns a Linux kernel vulnerability in the btrfs code path, specifically for LZO compression. The root cause is that a compressed length could be corrupted to exceed allocated memory, allowing memcpy to write beyond bounds in copy_compressed_segment. This can cause a ke...

CVE-2022-49170

CVE-2022-49170 concerns the F2FS implementation in the Linux kernel. The root cause was a missing sanity check on curseg->alloc_type, which could widen an array-bounds access of sbi->block_count[] (UBSAN: array-index-out-of-bounds) when mounting/operating a corrupted image. The issue manife...

CVE-2022-49208

CVE-2022-49208 : Linux kernel RDMA/irdma vulnerability where an integer underflow may occur in irdma_sc_ceq_init() when subtracting info->dev->hmc_fpm_misc.max_ceqs. This value may come from firmware (irdma_sc_parse_fpm_query_buf()) and could be zero, enabling a potential underflow. The iss...

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...