CVE-2024-50058

CVE-2024-50058: Linux kernel serial subsystem vulnerability where uart_shutdown() could dereference a NULL uart_port (uport) after a patch added NULL checks. The commit af224ca2df29 added safety checks, but a call to uart_port_dtr_rts(uport, false) remained unprotected if HUPCL is set. The incons...

CVE-2024-50299

CVE-2024-50299 affects the Linux kernel SCTP code, where size validation was missing in sctp_sf_ootb() and could cause a crash. The fix mirrors the prior approach used in Commit 50619dbf8db7 (size validation when walking chunks) and addresses a KMSAN-triggered fault reported in syzbot. The vulner...

CVE-2024-50304

The CVE-2024-50304 entry concerns the Linux kernel IPv4 ip_tunnel subsystem. A suspicious RCU usage warning in ip_tunnel_find() was addressed by adding a lockdep check to hlist_for_each_entry_rcu(), validating that the RTNL mutex is held. The per-netns IP tunnel hash table is protected by the RTN...

CVE-2024-56653

CVE-2024-56653 is a Linux kernel vulnerability in the Bluetooth btmtk pathway that can cause a slab-use-after-free in btmtk_process_coredump when handling coredumps. The issue arises because hci_devcd_append may release an sk_buff, after which the code can still access the freed object; a KASAN r...

CVE-2016-9576

CVE-2016-9576 affects the Linux kernel’s SCSI generic (sg) path. The blk_rq_map_user_iov() function in block/blk-map.c did not properly restrict the iterator type, enabling a local attacker with access to /dev/sg to read or write arbitrary kernel memory or trigger a use-after-free. CVE-2016-10088...

CVE-2017-12190

CVE-2017-12190 affects the Linux kernel before 4.13.8. The issue arises in the SCSI I/O path where bio_map_user_iov and bio_unmap_user perform unbalanced refcounting when a SCSI I/O vector has small consecutive buffers belonging to the same page. The bio_add_pc_page function merges them into one,...

CVE-2020-10720

CVE-2020-10720 : A local attacker can crash the system due to a flaw in the Linux kernel’s GRO implementation in versions older than 5.2. The issue is specifically in GRO handling in the kernel networking path, not a remote exploit. The connected advisories reiterate the same root cause and indic...

CVE-2022-0171

CVE-2022-0171 affects the Linux kernel KVM SEV API and allows a non-root host-user application to crash the host kernel by creating a confidential guest VM on AMD SEV-capable CPUs. The issue is local in scope (AV:L, AC:L, PR:L) with a CVSSv3 base score of 5.5 (I:A/H). A fix is available in the Li...

CVE-2022-45886

CVE-2022-45886 : Linux kernel (through 6.0.9) has a race in drivers/media/dvb-core/dvb_net.c between .disconnect and dvb_device_open that leads to a Use-After-Free vulnerability. The Connected documents confirm the affected component and root cause but do not provide an explicit public remediatio...

CVE-2022-49124

The CVE-2022-49124 entry concerns the Linux kernel x86 MCE workaround for an erratum in fast string copy instructions (REP; MOVS*). A rare kernel panic can occur when an uncorrected error is in the first cache line of a page and the kernel executes page_copy from the previous page, causing an MCE...

CVE-2022-49469

CVE-2022-49469 is a Linux kernel issue affecting the btrfs subsystem. The vulnerability arises in create_subvol() where, on failures of btrfs_qgroup_inherit(), btrfs_alloc_tree_block, or btrfs_insert_root(), anon_dev could leak because error handling did not free it. The fix reorganizes the error...

CVE-2023-52597

The Linux kernel is vulnerable in the KVM: s390 platform support due to a flaw in the kvm_arch_vcpu_ioctl_set_fpu() function. This function allows setting the floating point control (fpc) register of a guest CPU, but the temporary loading of values for validity testing can lead to the corruption ...

CVE-2024-50074

CVE-2024-50074 — Linux kernel parport out-of-bounds fix : The vulnerability concerns array bounds in the parallel port (parport) code. The fix replaces blind snprintf calls with scnprintf to ensure the written length reflects actual output, addressing potential overflows in length calculations. A...

CVE-2024-50138

CVE-2024-50138 concerns the Linux kernel BPF ringbuf handling. The issue arises when __bpf_ringbuf_reserve is invoked from a tracepoint with preemption disabled, where using spinlock_t could trigger a “sleep in atomic” warning on RT variants. The root cause is the use of a spinlock_t in the ringb...

CVE-2024-53057

CVE-2024-53057 affects Linux kernel net/sched: qdisc_tree_reduce_backlog can UAF when major handle ffff: exists (egress qdiscs). Root cause: ffff: assumed to be root/ingress, fixed by stopping at TC_H_ROOT; the fix updates to avoid iterating into an ingress qdisc and halts when parent is TC_H_ROO...

CVE-2015-1573

CVE-2015-1573 affects the Linux kernel, where nft_flush_table() in net/netfilter/nf_tables_api.c mishandles cross-chain jumps with ruleset flushes, allowing a local user with CAP_NET_ADMIN to trigger a denial of service (panic) by flushing affected rules. Affected kernel versions are those before...

CVE-2017-2583

CVE-2017-2583 affects the Linux kernel’s KVM emulation for x86, where load of a null stack selector can be incorrectly handled in long mode. The flaw allows a guest-host user to crash the guest OS (DoS) or potentially escalate privileges within the guest on affected CPUs, due to improper emulatio...

CVE-2018-1093

CVE-2018-1093 affects the Linux kernel (ext4) where ext4_valid_block_bitmap() in fs/ext4/balloc.c can trigger an out-of-bounds read due to missing validation of bitmap block numbers in balloc.c/ialloc.c. The issue allows a local attacker who can mount a crafted ext4 image to cause a denial of ser...

CVE-2018-13094

CVE-2018-13094 affects the Linux kernel’s XFS code: a NULL bp passed to xfs_da_shrink_inode() can trigger an OOPS in fs/xfs/libxfs/xfs_attr_leaf.c for images up to kernel 4.17.3. Public docs confirm the underlying issue is a NULL pointer dereference that can cause a crash; Debian/CentOS/Red Hat a...

CVE-2019-14899

CVE-2019-14899 is a routing-path/kernel issue affecting macOS (and cited across Linux, FreeBSD, OpenBSD, iOS, Android). The root cause is a VPN-tunnel routing problem that allows a local/adjacent attacker to inject into active VPN connections, enabling data injection and potential VPN hijacking. ...

CVE-2021-46984

CVE-2021-46984 : Linux kernel kyber driver had an out-of-bounds read due to a race between blk_mq_get_ctx() calls when a thread is preempted, causing ctx->index_hw[hctx->type] to differ from hctx. The fix passes the request_queue to kyber_bio_merge() (via ->bio_merge()) so Kyber can map ...

CVE-2022-2873

CVE-2022-2873 refers to an out-of-bounds memory access in the Linux kernel’s Intel iSMT SMBus 2.0 host controller driver, triggered by I2C_SMBUS_BLOCK_DATA with malicious input. The vulnerability allows a local attacker to crash the system (local denial of service); CVSSv3.1 base score 5.5 (Local...

CVE-2023-1252

CVE-2023-1252 is a Linux kernel use-after-free in the Ext4 file system when overlayfs triggers multiple file operations. The vulnerability arises from a use-after-free in ovl_aio_req; if unpatched, the local attacker could crash or potentially escalate privileges. The fix is available in patch 9a...

CVE-2023-1855

CVE-2023-1855 describes a use-after-free in xgene_hwmon_remove (drivers/hwmon/xgene-hwmon.c) of the Linux kernel hardware monitoring driver. The Astra Linux security bulletin mirrors this flaw and notes it could allow a local attacker to crash the system or leak kernel memory due to a race condit...

CVE-2023-52615

CVE-2023-52615 : The Linux kernel patch fixes a deadlock in the hwrng read path when a user reads from /dev/hwrng and mmap()’ed memory overlap. Root cause is a page fault during copy_to_user invoked from the hwrng core read path, which could trigger a recursive read and deadlock. The fix switches...

CVE-2024-1151

CVE-2024-1151 is described in connected sources as a Linux kernel vulnerability affecting the Open vSwitch (OVS) sub‑component. The flaw occurs when a recursive operation calls into the same code block without validating stack depth, allowing a stack overflow that can crash the kernel or cause re...

CVE-2024-26664

CVE-2024-26664 : The Linux kernel hwmon: coretemp fix addresses an out-of-bounds memory access. The bug arises when pdata->cpu_map[] is set before the out-of-bounds check, potentially triggering on systems with more than 128 cores per package. Connected sources corroborate the vulnerability an...

CVE-2024-50033

CVE-2024-50033 is a Linux kernel issue in the SLIP driver (drivers/net/slip/slhc.c). The root cause was that slhc_remember() did not adequately validate malicious packets, only checking that the packet length was at least 20 bytes. This allowed malformed frames to slip through without ensuring th...

CVE-2024-53173

CVE-2024-53173 — Linux kernel NFSv4.0 use-after-free fix . The vulnerability arises when two threads open files concurrently and abort before a reply is seen, leading to use-after-free of the defunct rpc task pointer due to nfs_release_seqid() in nfs4_opendata_free(). The patch ensures that if th...

CVE-2025-38001

The CVE-2025-38001 issue affects the Linux kernel HFSC scheduling path (net_sched) and is triggered by a flawed enqueue path. The root cause is a reentrancy problem in hfsc_enqueue where a class can be inserted twice into the eltree when HFSC_RSC is used, because the code only checks cl->cl_na...

CVE-2016-4470

CVE-2016-4470 affects the Linux kernel keyring handling: in key_reject_and_link() an uninitialized pointer may be dereferenced after an error, enabling a local attacker to trigger a denial of service (system crash) via crafted keyctl request2. Connected advisories confirm this is a kernel issue w...

CVE-2017-5970

Summary (CVE-2017-5970): The Linux kernel (ipv4_pktinfo_prepare in net/ipv4/ip_sockglue.c) up to version 4.9.9 is affected. A flaw can cause a denial of service (system crash) when triggered by (1) crafted system calls from an application or (2) IPv4 traffic carrying invalid IP options. The root ...

CVE-2024-56558

CVE-2024-56558 : In the Linux kernel, the nfsd export display path could trigger a use-after-free due to a reference-count issue on the exported access (exp) object. The fix ensures exp remains active by using cache_get_rcu before exp_get, preventing a UAF when e_show is called under RCU protecti...

CVE-2016-7039

CVE-2016-7039 affects the Linux kernel IP stack up to version 4.8.2. An attacker can trigger the GRO path with large crafted packets (e.g., VLAN header packets), causing stack consumption and a possible panic/DoS; this is related to CVE-2016-8666. Nessus/UTSA advisories for Unity Linux reference ...

CVE-2017-14051

CVE-2017-14051 : An integer overflow in the Linux kernel’s qla2x00_sysfs_write_optrom_ctl (drivers/scsi/qla2xxx/qla_attr.c) up to version 4.12.10 enables a local user with root privileges to cause memory corruption and a system crash (DoS). Affected components/versions: Linux kernel ≤ 4.12.10. Mi...

CVE-2019-15291

CVE-2019-15291 affects the Linux kernel up to 5.2.9, with a NULL pointer dereference caused by a malicious USB device in flexcop_usb_probe (drivers/media/usb/b2c2/flexcop-usb.c). Unity Nessus advisories report a security update (UTSA-2026-003882/003688/000335) addressing this issue; no exploit de...

CVE-2021-38209

CVE-2021-38209 affects the Linux kernel prior to 5.12.2, where nf_conntrack_standalone.c leaks namespace changes across all net namespaces via NF_SYSCTL_CT_MAX, NF_SYSCTL_CT_EXPECT_MAX, and NF_SYSCTL_CT_BUCKETS. The issue enables observation of changes in any net namespace because updates are lea...

CVE-2022-0742

CVE-2022-0742: Memory leak in Linux kernel ICMPv6 implementation (Linux kernel 5.13+) can allow a remote attacker to cause a DoS by flooding with ICMPv6 packets of type 130/131, exhausting memory. The advisory references a fix via a commit: 2d3916f3189172d5c69d33065c3c21119fe539fc. Connected sour...

CVE-2022-29968

CVE-2022-29968 affects the Linux kernel up to version 5.17.5, where io_rw_init_file in fs/io_uring.c fails to initialize kiocb->private. This can lead to kernel memory leakage or exposure as described in connected advisories (e.g., CNVD/Ubuntu notes). A patch/remediation is not explicitly deta...

CVE-2024-35886

CVE-2024-35886: Linux kernel vulnerability in IPv6 routing dump logic caused infinite recursion in fib6_dump_done() during netlink dump (AF_UNSPEC RTM_GETROUTE/more data). Logs show repeated fib6_dump_done() calls and a stack guard page hit due to recursive destructor behavior. The publicly repor...

CVE-2024-36883

CVE-2024-36883 is a Linux kernel vulnerability in the networking code, specifically a out-of-bounds access in the function path associated with pernet ops. The root cause is a sequence where net_alloc_generic reads max_gen_ptrs twice (before and after a potential race) while net_alloc runs withou...

CVE-2024-56609

Technical details for CVE-2024-56609 are not publicly available in the provided Connected documents. The initial description mentions a kernel purge TX queue fix for rt w88, but no explicit affected products, versions, or remediation is given here. Monitor for updates.

CVE-2012-6689

The CVE affects the Linux kernel before 3.5.5, where net/netlink/af_netlink.c:netlink_sendmsg does not validate dst_pid, enabling local spoofing of Netlink messages. Affected product is the Linux kernel (prior to 3.5.5); impact is listed as unspecified (local) with full confidentiality/integrity/...

CVE-2022-1882

CVE-2022-1882: A use-after-free in Linux kernel pipes handling (pipes.post_one_notification after free_pipe_info) allows a local user to crash the system and potentially escalate privileges. Documented in CVE-2022-1882 with CVSS v3 base 7.8 (LOCAL, LOW complexity, user is not required to interact...

CVE-2023-1513

CVE-2023-1513: A flaw in KVM where, on 32-bit systems, uninitialized portions of the kvm_debugregs structure could be copied to userspace via KVM_GET_DEBUGREGS, causing an information leak. Astra Linux bulletin confirms the same KVM-based issue; no fix/version details are provided in the availabl...

CVE-2023-52881

The CVE-2023-52881 entry describes a Linux kernel defect where the TCP ACK validation allowed acknowledging data never sent (ghost ACKs). Root cause: ACK sequence checks (per RFC 5961 guidance) could be bypassed, enabling ACKs that acknowledge bytes not yet transmitted, potentially leaking server...

CVE-2024-36902

CVE-2024-36902 is a Linux kernel vulnerability: fib6_rules may dereference a NULL from ip6_dst_idev() in fib6_rule_action(), potentially enabling a crash (general protection fault). A fix has been applied in the Linux kernel; remediation is to update to a version containing the patch. Other conne...

CVE-2024-44995

Concrete details found: CVE-2024-44995 affects the Linux kernel net driver hns3, where configuring TC during reset could deadlock due to the sequence of napi_disable/napi_enable/netif_napi_del/netif_napi_add. The fix inserts a DOWN path in UINIT to avoid the race. Connected Astra Linux entry mirr...

CVE-2024-53174

CVE-2024-53174 concerns a Linux kernel SUNRPC use-after-free in the cache path: c_show could dereference a freed cache entry due to RC ul protection when reading via cache_show. The fix uses cache_get_rcu to ensure the cache entry (cp) remains active while accessed, preventing a refcount UAF. Aff...

CVE-2024-56600

CVE-2024-56600 (Linux kernel) : The issue arises in inet6_create() where sock_init_data() attaches an allocated sk to the sock, and if inet6_create() later fails, the sock keeps a dangling sk pointer, risking use-after-free. The fix, as described, is to clear the sock’s sk pointer on error to pre...