Linux/Unix 主机中安装的一个或多个程序包受到一个漏洞影响，而供应商没有提供补丁程序。

  - blk-mq修复 blk_mq_init_al办法00 00 ad 4e ad de ff ff ff ff 00 00 00 00 ......N........ ff ff ff ff ff ff ff ff 00 53 99 9e ff ff ff ff .... ...S...... backtrace[<000000004a10c249>] kmalloc_node_trace+0x22/0x60 [<00000000648f7950>] blk_mq_alloc_and_init_hctx+0x289/0x350 [<00000000af06de0e>] blk_mq_realloc_hw_ctxs+0x2fe/0x3d0 [<00000000e00c1872>] blk_mq_init_allocating_queue+0x48c/0x1440 [<00000000d16b4e68>] __blk_mq_alloc_disk+0xc8/0x1c0 [<00000000d10c98c3>] 0xffffffffc450d69d [<00000000b9299f48>] 0xffffffffc4538392 [<0000000061c39ed6>] do_one_initcall+0xd0/0x4f0 [<00000000b389383b>] do_init_module+0x1a4/0x680 [<0000000087cf3542>] load_module+<00000000beba61b8>0x6240 __do_sys_finit_module+0x140/0x200 [<00000000fdcfff51>] do_syscall_64+0x35/0x80 [<000000003c0f1f71>] entry_SYSCALL_64_after_hwframe+0x46/0xb0 这是因为在调用 blk_release_queue 之前q->ma_ops 已设置为 NULL。 blk_mq_init_queue_data blk_mq_init_allocating_queue blk_mq_realloc_hw_ctxs for (i = 0; i < set->nr_hw_queues; i++) { old_hctx = xa_load(&q->hctx_table, i); if (!blk_mq_alloc_and_init_hctx(.., i, ..)) [1] if (!old_hctx) break;
    xa_for_each_start(&q->hctx_table, j, hctx, j) blk_mq_exit_hctx(q, set, hctx, j); [2] if (!q->nr_hw_queues) [3] goto err_hctxs; err_exitq->mq_ops = NULL [4] blk_put_queue blk_release_queue if (queue_is_mq(q)) [5] blk_mq_release(q); [1]blk_mq_alloc_and_init_hctx 在 i != 0 时失败。[2][1] 分配的 hctx 已移至 q->unused_hctx_list 并将在 blk_mq_release 中清除。 [3]q->nr_hw_queues 为 0。 [4]
    将 q->mq_ops 设置为 NULL。 [5]由于 [4]queue_is_mq 返回 false。并且 blk_mq_release 将不会被调用。
    q->unused_hctx_list 的 hctxs 泄露。要修复此问题请调用异常路径中的 blk_release_queue。
    (CVE-2022-49901)

请注意，Nessus 依赖供应商报告的程序包是否存在进行判断。

Linux/Unix 主機上安裝了一個或多個受到弱點影響的套件，且供應商未提供可用的修補程式。

  - blk-mq修正 blk_mq_init_allocated_queue 中的 kmemleak。有一個是由 modprobe null_blk.ko 未參照物件 0xffff8881acb1f000 (大小 1024)comm modprobe、pid 836、jiffies 4294971190 (27.068s) 十六進位轉儲存 (前 32 個位元組)00 十六進位轉儲存00 00 ad 4e ad de ff ff ff ff 00 00 00 00 .....N........ ff ff ff ff ff ff ff 00 53 99 9e ff ff ff ff .... .....S. 反向追踪 [<000000004a10c249>] kmalloc_node_trace+0x22/0x60 [<00000000648f7950>] blk_mq_alloc_and_init_hctx+0x289/0x350 [<00000000af06de0e>] blk_mq_realloc_hw_ctxs+0x2fe/0x3d0 [<00000000e00c1872>] blk_mq_init_allocated_queue+0x48c/0x1440 [<00000000d16b4e68>] __blk_mq_alloc_disk+0xc8/0x1c0 [<00000000d10c98c3>] 0xffffffffc450d69d [<00000000b9299f48>] 0xffffffffc4538392 [<0000000061c39ed6>] do_one_initcall+0xd0/0x4f0 [<00000000b389383b>] do_init_module+0x1a4/0x680 [<0000000087cf3542>] load_module+0x [x<00000000beba61b8>]2]49/71 __do_sys_finit_module+0x140/0x200 [<00000000fdcfff51>] do_syscall_64+0x35/0x80 [<000000003c0f1f71>] entry_SYSCALL_64_after_hwframe+0x46/0xb0 這是因為 q->ma_ops 在呼叫 blk_release_queue 之前已設為 NULL。 blk_mq_init_queue_data blk_mq_init_allocated_queue blk_mq_realloc_hw_ctxs for (i = 0; i < set->nr_hw_queues; i++) { old_hctx = xa_load(&q->hctx_table, i); if (!blk_mq_alloc_and_init_hctx(.., i, ..)) [1] if (!old_hctx) 損毀
    xa_for_each_start(&q->hctx_table, j, hctx, j) blk_mq_exit_hctx(q, set, hctx, j); [2] if (!q->nr_hw_queues) [3] goto err_hctxs err_exitq->mq_ops = NULL [4] blk_put_queue blk_release_queue if (queue_is_mq(q)) [5] blk_mq_release(q); [1]blk_mq_alloc_and_init_hctx 於 i != 0 失敗。[2][1] 配置的 hctxs 會移至 q->unused_hctx_list並將在 blk_mq_release 中清除。 [3]q->nr_hw_queues 為 0。[4]
    將 q->mq_ops 設定為 NULL。 [5]queue_is_mq 因 [4] 傳回 false。且不會呼叫 blk_mq_release。
    q->unused_hctx_list 中的 hctxs 洩漏。若要修正此問題請在例外狀況路徑中呼叫 blk_release_queue。
    (CVE-2022-49901)

請注意，Nessus 依賴供應商報告的套件存在。

Linux/Unix ホストには、ベンダーが提供するパッチが利用できない脆弱性の影響を受ける複数のパッケージがインストールされています。

  - blk-mqblk_mq_init_allocated_queue の kmemleak を修正します modprobe null_blk.ko の参照されていないオブジェクトによって引き起こされる kmemleak があります 0xffff8881acb1f000サイズ 1024comm modprobe、pid 836、jiffies 429497119027.068shex最初の 32 バイト000000000000000000000000000000000000000000000000000000 00 00 ad 4e ad de ff ff ff 00 00 00 00 .....N.. ff ff ff ff ff ff ff ff 00 53 99 9e ff ff ff .... ....S... backtrace[<000000004a10c249>] kmalloc_node_trace+0x22/0x60 [<00000000648f7950>] blk_mq_alloc_and_init_hctx+0x289/0x350 [<00000000af06de0e>] blk_mq_realloc_hw_ctxs+0x2fe/0x3d0 [<00000000e00c1872>] blk_mq_init_allocated_queue+0x48c [<00000000d16b4e68>__blk_mq_alloc_disk+0xc8/0x1c0 [<00000000d10c98c3>] 0xfffffffc450d69d [<00000000b9299f48>] 0xffffffffc4538392 [<0000000061c39ed6>] do_one_initcall+0xd0/0x4f0 [] [] do_init_module+0x1a4/0x680 [<0000000087cf3542><00000000b389383b>load_module+0x1a4/0x680 [9] /0x61 [] load_module+0x1a4/0x680<00000000beba61b8>__do_sys_finit_module+0x140/0x200 [<00000000fdcfff51>] do_syscall_64+0x35/0x80 [<000000003c0f1f71>] entry_SYSCALL_64_after_hwframe+0x46/0xb0 : q->ma_ops は blk_release_queue が呼び出される前に NULL に設定されているためです。 blk_mq_init_queue_data blk_mq_init_allocated_queue blk_mq_realloc_hw_ctxs for (i = 0; i < set->nr_hw_queues; i++) { old_hctx = xa_load(&q->hctx_table, i); if (!blk_mq_alloc_and_init_hctx(.., i, ..)) [1] if (!old_hctx) break;
    xa_for_each_start(&q->hctx_table, j, hctx, j) blk_mq_exit_hctx(q, set, hctx, j); [2] if (!q->nr_hw_queues) [3] goto err_hctxs; err_exitq->mq_ops = NULL; [4] blk_put_queue blk_release_queue ifqueue_is_mq(q)[5] blk_mq_release(q); [1]blk_mq_alloc_and_init_hctx は i != 0 で失敗しました。[2][1] によって割り当てられた hctxs は q->unused_hctx_list に移動され、blk_mq_release でクリーンアップされます。 [3]q->nr_hw_queues は 0 です。[4]
    q->mq_ops を NULL に設定。 [5]queue_is_mq は、[4] により偽を返します。また、blk_mq_release は呼び出されません。
    q->unused_hctx_list の中の hctxs が漏洩されています。これを修正するには、例外パスで blk_release_queue を呼び出します。
    (CVE-2022-49901)

Nessus は、ベンダーによって報告されたパッケージの存在に依存していることに注意してください。

リモートの SUSE Linux SLES15 / SLES_SAP15 ホストには、SUSE-SU-2025:02173-1 のアドバイザリに記載された複数の脆弱性の影響を受けるパッケージがインストールされています。

    SUSE Linux Enterprise 15 SP5 カーネルが更新され、さまざまなセキュリティバグ修正が行われています。


    次のセキュリティバグを修正しました。

    - CVE-2022-49775tcptcdgtcp_cdg_release() を複数回呼び出すことを許可しますbsc#1242245]。
    - CVE-2024-53168netsock_inuse_add() を利用可能にしますbsc#1234887。
    - CVE-2024-56558nfsdsvc_export_show の前に exp を必ずアクティブにしますbsc#1235100。
    - CVE-2025-21999: proc: proc_get_inode() の UAF を修正します (bsc#1240802)。
    - CVE-2025-22056netfilternft_tunnelgeneve_opt の型の取り違えType Confusionの追加を修正しますbsc#1241525。
    - CVE-2025-23145: mptcp: can_accept_new_subflow の NULL ポインターを修正します (bsc#1242596)。
    - CVE-2025-37789netopenvswitchset() アクションのネストされたキーの長さの検証を修正しますbsc#1242762。
    - CVE-2024-28956x86/itsITS-safe indirect thunk のサポートを追加しますbsc#1242006
    - CVE-2025-37785: ext4: dotdot dir をチェックする際の OOB 読み取りを修正します (bsc#1241640)。


Tenable は、前述の記述ブロックを SUSE セキュリティアドバイザリから直接抽出しています。

Nessus はこれらの問題をテストしておらず、代わりにアプリケーションが自己報告するバージョン番号にのみ依存していることに注意してください。

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - blk-mq: Fix kmemleak in blk_mq_init_allocated_queue There is a kmemleak caused by modprobe null_blk.ko     unreferenced object 0xffff8881acb1f000 (size 1024): comm modprobe, pid 836, jiffies 4294971190 (age     27.068s) hex dump (first 32 bytes): 00 00 00 00 ad 4e ad de ff ff ff ff 00 00 00 00 .....N.......... ff ff     ff ff ff ff ff ff 00 53 99 9e ff ff ff ff .........S...... backtrace: [<000000004a10c249>]     kmalloc_node_trace+0x22/0x60 [<00000000648f7950>] blk_mq_alloc_and_init_hctx+0x289/0x350     [<00000000af06de0e>] blk_mq_realloc_hw_ctxs+0x2fe/0x3d0 [<00000000e00c1872>]     blk_mq_init_allocated_queue+0x48c/0x1440 [<00000000d16b4e68>] __blk_mq_alloc_disk+0xc8/0x1c0     [<00000000d10c98c3>] 0xffffffffc450d69d [<00000000b9299f48>] 0xffffffffc4538392 [<0000000061c39ed6>]     do_one_initcall+0xd0/0x4f0 [<00000000b389383b>] do_init_module+0x1a4/0x680 [<0000000087cf3542>]     load_module+0x6249/0x7110 [<00000000beba61b8>] __do_sys_finit_module+0x140/0x200 [<00000000fdcfff51>]     do_syscall_64+0x35/0x80 [<000000003c0f1f71>] entry_SYSCALL_64_after_hwframe+0x46/0xb0 That is because     q->ma_ops is set to NULL before blk_release_queue is called. blk_mq_init_queue_data     blk_mq_init_allocated_queue blk_mq_realloc_hw_ctxs for (i = 0; i < set->nr_hw_queues; i++) { old_hctx =     xa_load(&q->hctx_table, i); if (!blk_mq_alloc_and_init_hctx(.., i, ..)) [1] if (!old_hctx) break;
    xa_for_each_start(&q->hctx_table, j, hctx, j) blk_mq_exit_hctx(q, set, hctx, j); [2] if (!q->nr_hw_queues)     [3] goto err_hctxs; err_exit: q->mq_ops = NULL; [4] blk_put_queue blk_release_queue if (queue_is_mq(q))     [5] blk_mq_release(q); [1]: blk_mq_alloc_and_init_hctx failed at i != 0. [2]: The hctxs allocated by [1]     are moved to q->unused_hctx_list and will be cleaned up in blk_mq_release. [3]: q->nr_hw_queues is 0. [4]:
    Set q->mq_ops to NULL. [5]: queue_is_mq returns false due to [4]. And blk_mq_release will not be called.
    The hctxs in q->unused_hctx_list are leaked. To fix it, call blk_release_queue in exception path.
    (CVE-2022-49901)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:02173-1 advisory.

    The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes.


    The following security bugs were fixed:

    - CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
    - CVE-2024-53168: net: make sock_inuse_add() available (bsc#1234887).
    - CVE-2024-56558: nfsd: make sure exp active before svc_export_show (bsc#1235100).
    - CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1240802).
    - CVE-2025-22056: netfilter: nft_tunnel: fix geneve_opt type confusion addition (bsc#1241525).
    - CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242596).
    - CVE-2025-37789: net: openvswitch: fix nested key length validation in the set() action (bsc#1242762).
    - CVE-2024-28956: x86/its: Add support for ITS-safe indirect thunk (bsc#1242006).
    - CVE-2025-37785: ext4: fix OOB read when checking dotdot dir (bsc#1241640).


Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

    RDMA/core: Silence oversized kvmalloc() warning(CVE-2025-37867)

    igb: revert rtnl_lock() that causes deadlock(CVE-2023-53060)

    bnxt_en: Avoid order-5 memory allocation for TPA data(CVE-2023-53134)

    net_sched: sch_sfq: move the limit validation(CVE-2025-37752)

    ftrace: Add cond_resched() to ftrace_graph_set_hash().(CVE-2025-37940)

    net: annotate races around sk-sk_bound_dev_if(CVE-2022-49420)

    ext4: fix off-by-one error in do_split(CVE-2025-23150)

    jbd2: remove wrong sb-s_sequence check(CVE-2025-37839)

    ext4: update s_journal_inum if it changes after journal replay(CVE-2023-53091)

    udp: Fix memory accounting leak.(CVE-2025-22058)

    netem: Update sch-q.qlen before qdisc_tree_reduce_backlog().(CVE-2025-21703)

    net: fix memory leak in tcp_conn_request().(CVE-2024-57841)

    xfrm: state: fix out-of-bounds read during lookup(CVE-2024-57982)

    Insufficient control flow management for the Intel(R) 82599 Ethernet Controllers and Adapters may allow an     authenticated user to potentially enable denial of service via local access.(CVE-2021-33061)

    udf: Fix a slab-out-of-bounds write bug in udf_find_entry().(CVE-2022-49846)

    nvmet: avoid potential UAF in nvmet_req_complete().(CVE-2023-53116)

    ata: libata-transport: fix error handling in ata_tport_add().(CVE-2022-49825)

    ata: libata-transport: fix double ata_host_put() in ata_tport_add().(CVE-2022-49826)

    bpf: track changes_pkt_data property for global functions(CVE-2024-58098)

    pinctrl: devicetree: fix null pointer dereferencing in pinctrl_dt_to_map(CVE-2022-49832)

    scsi: core: Fix a procfs host directory removal regression(CVE-2023-53118)

    bpf, verifier: Fix memory leak in array reallocation for stack state(CVE-2022-49878)

    kprobes: Skip clearing aggrprobe's post_handler in kprobe-on-ftrace case(CVE-2022-49779)

    i2c: piix4: Fix adapter not be removed in piix4_remove().(CVE-2022-49900)

    bpf: Fix kmemleak warning for percpu hashmap(CVE-2025-37807)

    drm: Fix potential null-ptr-deref in drm_vblank_destroy_worker().(CVE-2022-49827)

    RDMA/core: Fix null-ptr-deref in ib_core_cleanup().(CVE-2022-49925)

    net: tun: Fix memory leaks of napi_get_frags(CVE-2022-49871)

    net: sched: Fix use after free in red_enqueue().(CVE-2022-49921)

    bnxt_en: Fix possible crash in bnxt_hwrm_set_coal().(CVE-2022-49869)

    tipc: fix the msg-req tlv len check in tipc_nl_compat_name_table_dump_header(CVE-2022-49862)

    bpf, test_run: Fix alignment problem in bpf_prog_test_run_skb().(CVE-2022-49840)

    net: macvlan: fix memory leaks of macvlan_common_newlink(CVE-2022-49853)

    HID: hyperv: fix possible memory leak in mousevsc_probe().(CVE-2022-49874)

    bpftool: Fix NULL pointer dereference when pin {PROG, MAP, LINK} without FILE(CVE-2022-49875)

    ftrace: Fix null pointer dereference in ftrace_add_mod().(CVE-2022-49802)

    tracing: Do not let histogram values have some modifiers(CVE-2023-53093)

    ftrace: Fix invalid address access in lookup_rec() when index is 0(CVE-2023-53075)

    iavf: Fix handling of dummy receive descriptors(CVE-2022-49583)

    ftrace: Fix use-after-free for dynamic ftrace_ops(CVE-2022-49892)

    fscrypt: stop using keyrings subsystem for fscrypt_master_key(CVE-2022-49899)

    bpf: Fix wrong reg type conversion in release_reference().(CVE-2022-49873)

    capabilities: fix potential memleak on error path from vfs_getxattr_alloc().(CVE-2022-49890)

    nfs4: Fix kmemleak when allocate slot failed(CVE-2022-49927)

    scsi: scsi_transport_sas: Fix error handling in sas_phy_add().(CVE-2022-49839)

    ACPI: APEI: Fix integer overflow in ghes_estatus_pool_init().(CVE-2022-49885)

    blk-mq: Fix kmemleak in blk_mq_init_allocated_queue(CVE-2022-49901)

    bpf: Fix memory leaks in __check_func_call(CVE-2022-49837)

    ext4: ignore xattrs past end(CVE-2025-37738)

    ext4: fix another off-by-one fsmap error on 1k block filesystems(CVE-2023-53143)

    ext4: fix WARNING in ext4_update_inline_data(CVE-2023-53100)

    ext4: Fix possible corruption when moving a directory(CVE-2023-53137)

    ext4: zero i_disksize when initializing the bootloader inode(CVE-2023-53101)

    ata: libata-transport: fix error handling in ata_tdev_add().(CVE-2022-49823)

    ext4: fix BUG_ON() when directory entry has invalid rec_len(CVE-2022-49879)

    ext4: fix task hung in ext4_xattr_delete_inode(CVE-2023-53089)

    scsi: target: tcm_loop: Fix possible name leak in tcm_loop_setup_hba_bus().(CVE-2022-49780)

    ext4: fix warning in 'ext4_da_release_space'(CVE-2022-49880)

    ring-buffer: Check for NULL cpu_buffer in ring_buffer_wake_waiters().(CVE-2022-49889)

    netlabel: Fix NULL pointer exception caused by CALIPSO on IPv4 sockets.(CVE-2025-22063)

    clk: samsung: Fix UBSAN panic in samsung_clk_init().(CVE-2025-39728)

    x86/mm/pat: Fix VM_PAT handling when fork() fails in copy_page_range().(CVE-2025-22090)

    misc/vmw_vmci: fix an infoleak in vmci_host_do_receive_datagram().(CVE-2022-49788)

    scsi: mpt3sas: Fix NULL pointer access in mpt3sas_transport_port_add().(CVE-2023-53124)

    tracing: Fix wild-memory-access in register_synth_event().(CVE-2022-49799)

    hrtimers: Handle CPU state correctly on hotplug(CVE-2024-57951)

    block, bfq: fix uaf for bfqq in bic_set_bfqq().(CVE-2023-52983)

    tcp: Fix data-races around sysctl_tcp_max_reordering.(CVE-2022-49571)

    tcp: Fix data-races around sysctl_tcp_slow_start_after_idle.(CVE-2022-49572)

    tcp: Fix a data-race around sysctl_tcp_early_retrans.(CVE-2022-49573)

    kthread: unpark only parked kthread(CVE-2024-50019)

    media: streamzap: fix race between device disconnection and urb callback(CVE-2025-22027)

    net: openvswitch: fix flow memory leak in ovs_flow_cmd_new(CVE-2023-52977)

    efi: Do not import certificates from UEFI Secure Boot for T2 Macs(CVE-2022-49357)

    Bluetooth: fix dangling sco_conn and use-after-free in sco_sock_timeout(CVE-2022-49474)

    mmc: core: use sysfs_emit() instead of sprintf().(CVE-2022-49267)

    ext4: fix OOB read when checking dotdot dir(CVE-2025-37785)

    tcp: Fix data-races around sysctl_tcp_fastopen.(CVE-2022-49586)

    tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts.(CVE-2022-49575)

    ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg(CVE-2022-49727)

    tcp: Fix a data-race around sysctl_tcp_notsent_lowat.(CVE-2022-49587)

    dlm: prevent NPD when writing a positive value to event_done(CVE-2025-23131)

    thermal: int340x: Add NULL check for adev(CVE-2025-23136)

    nfsd: don't ignore the return code of svc_proc_register().(CVE-2025-22026)

    ext4: fix out-of-bound read in ext4_xattr_inode_dec_ref_all().(CVE-2025-22121)

    ext4: avoid journaling sb update on error if journal is destroying(CVE-2025-22113)

Tenable has extracted the preceding description block directly from the EulerOS kernel security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
248777	Linux Distros 未修补的漏洞：CVE-2022-49901	Nessus	Misc.	2025/8/12	2025/10/28	medium
248777	Linux Distros 未修補的弱點：CVE-2022-49901	Nessus	Misc.	2025/8/12	2025/10/28	medium
265114	EulerOS Virtualization 2.13.1 : kernel (EulerOS-SA-2025-2168)	Nessus	Huawei Local Security Checks	2025/9/16	2025/9/16	high
248777	Linux Distros のパッチ未適用の脆弱性: CVE-2022-49901	Nessus	Misc.	2025/8/12	2025/10/28	medium
241036	SUSE SLES15 セキュリティ更新 : kernel (SUSE-SU-2025:02173-1)	Nessus	SuSE Local Security Checks	2025/7/1	2025/9/24	medium
248777	Linux Distros Unpatched Vulnerability : CVE-2022-49901	Nessus	Misc.	2025/8/12	2025/10/28	medium
241036	SUSE SLES15 Security Update : kernel (SUSE-SU-2025:02173-1)	Nessus	SuSE Local Security Checks	2025/7/1	2025/9/24	medium
265107	EulerOS Virtualization 2.13.0 : kernel (EulerOS-SA-2025-2169)	Nessus	Huawei Local Security Checks	2025/9/16	2025/9/16	high
249192	EulerOS 2.0 SP13 : kernel (EulerOS-SA-2025-1993)	Nessus	Huawei Local Security Checks	2025/8/13	2025/9/25	high
249320	EulerOS 2.0 SP13 : kernel (EulerOS-SA-2025-1979)	Nessus	Huawei Local Security Checks	2025/8/14	2025/9/25	high

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