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

  - crypto: hisilicon/sec - don't sleep when in softirq When kunpeng920 encryption driver is used to deencrypt     and decrypt packets during the softirq, it is not allowed to use mutex lock. The kernel will report the     following error: BUG: scheduling while atomic: swapper/57/0/0x00000300 Call trace:
    dump_backtrace+0x0/0x1e4 show_stack+0x20/0x2c dump_stack+0xd8/0x140 __schedule_bug+0x68/0x80
    __schedule+0x728/0x840 schedule+0x50/0xe0 schedule_preempt_disabled+0x18/0x24
    __mutex_lock.constprop.0+0x594/0x5dc __mutex_lock_slowpath+0x1c/0x30 mutex_lock+0x50/0x60     sec_request_init+0x8c/0x1a0 [hisi_sec2] sec_process+0x28/0x1ac [hisi_sec2] sec_skcipher_crypto+0xf4/0x1d4     [hisi_sec2] sec_skcipher_encrypt+0x1c/0x30 [hisi_sec2] crypto_skcipher_encrypt+0x2c/0x40     crypto_authenc_encrypt+0xc8/0xfc [authenc] crypto_aead_encrypt+0x2c/0x40 echainiv_encrypt+0x144/0x1a0     [echainiv] crypto_aead_encrypt+0x2c/0x40 esp_output_tail+0x348/0x5c0 [esp4] esp_output+0x120/0x19c [esp4]     xfrm_output_one+0x25c/0x4d4 xfrm_output_resume+0x6c/0x1fc xfrm_output+0xac/0x3c0 xfrm4_output+0x64/0x130     ip_build_and_send_pkt+0x158/0x20c tcp_v4_send_synack+0xdc/0x1f0 tcp_conn_request+0x7d0/0x994     tcp_v4_conn_request+0x58/0x6c tcp_v6_conn_request+0xf0/0x100 tcp_rcv_state_process+0x1cc/0xd60     tcp_v4_do_rcv+0x10c/0x250 tcp_v4_rcv+0xfc4/0x10a4 ip_protocol_deliver_rcu+0xf4/0x200     ip_local_deliver_finish+0x58/0x70 ip_local_deliver+0x68/0x120 ip_sublist_rcv_finish+0x70/0x94     ip_list_rcv_finish.constprop.0+0x17c/0x1d0 ip_sublist_rcv+0x40/0xb0 ip_list_rcv+0x140/0x1dc
    __netif_receive_skb_list_core+0x154/0x28c __netif_receive_skb_list+0x120/0x1a0     netif_receive_skb_list_internal+0xe4/0x1f0 napi_complete_done+0x70/0x1f0 gro_cell_poll+0x9c/0xb0     napi_poll+0xcc/0x264 net_rx_action+0xd4/0x21c __do_softirq+0x130/0x358 irq_exit+0x11c/0x13c
    __handle_domain_irq+0x88/0xf0 gic_handle_irq+0x78/0x2c0 el1_irq+0xb8/0x140 arch_cpu_idle+0x18/0x40     default_idle_call+0x5c/0x1c0 cpuidle_idle_call+0x174/0x1b0 do_idle+0xc8/0x160 cpu_startup_entry+0x30/0x11c     secondary_start_kernel+0x158/0x1e4 softirq: huh, entered softirq 3 NET_RX 0000000093774ee4 with     preempt_count 00000100, exited with fffffe00? (CVE-2022-50171)

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-2025:02264-1 advisory.

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


    The following security bugs were fixed:

    - CVE-2021-47557: net/sched: sch_ets: do not peek at classes beyond 'nbands' (bsc#1207361 bsc#1225468).
    - CVE-2021-47595: net/sched: sch_ets: do not remove idle classes from the round-robin list (bsc#1207361     bsc#1226552).
    - CVE-2023-52924: netfilter: nf_tables: do not skip expired elements during walk (bsc#1236821).
    - CVE-2023-52925: netfilter: nf_tables: do not fail inserts if duplicate has expired (bsc#1236822).
    - CVE-2024-26808: netfilter: nft_chain_filter: handle NETDEV_UNREGISTER for inet/ingress basechain     (bsc#1222634).
    - CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() (bsc#1225820).
    - CVE-2024-27397: kabi: place tstamp needed for nftables set in a hole (bsc#1224095).
    - CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1226514).
    - CVE-2024-46800: sch/netem: fix use after free in netem_dequeue (bsc#1230827).
    - CVE-2024-53125: bpf: sync_linked_regs() must preserve subreg_def (bsc#1234156).
    - CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt (bsc#1234381).
    - CVE-2024-53197: ALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devices     (bsc#1235464).
    - CVE-2024-56770: sch/netem: fix use after free in netem_dequeue (bsc#1235637).
    - CVE-2025-21700: net: sched: Disallow replacing of child qdisc from one parent to another (bsc#1237159).
    - CVE-2025-21702: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (bsc#1237312).
    - CVE-2025-21703: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (bsc#1237313).
    - CVE-2025-21756: vsock: Orphan socket after transport release (bsc#1238876).
    - CVE-2025-23141: KVM: x86: Acquire SRCU in KVM_GET_MP_STATE to protect guest memory accesses     (bsc#1242782).
    - CVE-2025-37752: net_sched: sch_sfq: move the limit validation (bsc#1242504).
    - CVE-2025-37823: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (bsc#1242924).
    - CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc     (bsc#1243330).
    - CVE-2025-37997: netfilter: ipset: fix region locking in hash types (bsc#1243832).
    - CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1244277).
    - CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244234).
    - CVE-2025-38014: dmaengine: idxd: Refactor remove call with idxd_cleanup() helper (bsc#1244732).
    - CVE-2025-38060: bpf: abort verification if env->cur_state->loop_entry != NULL (bsc#1245155).
    - CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245183).


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.

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:02537-1 advisory.

    The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.


    The following security bugs were fixed:

    - CVE-2021-47557: net/sched: sch_ets: do not peek at classes beyond 'nbands' (bsc#1207361 bsc#1225468).
    - CVE-2021-47595: net/sched: sch_ets: do not remove idle classes from the round-robin list (bsc#1207361     bsc#1226552).
    - CVE-2023-52924: netfilter: nf_tables: do not skip expired elements during walk (bsc#1236821).
    - CVE-2023-52925: netfilter: nf_tables: do not fail inserts if duplicate has expired (bsc#1236822).
    - CVE-2024-26808: netfilter: nft_chain_filter: handle NETDEV_UNREGISTER for inet/ingress basechain     (bsc#1222634).
    - CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() (bsc#1225820).
    - CVE-2024-27397: kabi: place tstamp needed for nftables set in a hole (bsc#1224095).
    - CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1226514).
    - CVE-2024-46800: sch/netem: fix use after free in netem_dequeue (bsc#1230827).
    - CVE-2024-53057: net/sched: stop qdisc_tree_reduce_backlog on TC_H_ROOT (bsc#1233551).
    - CVE-2024-53125: bpf: sync_linked_regs() must preserve subreg_def (bsc#1234156).
    - CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt (bsc#1234381).
    - CVE-2024-56770: sch/netem: fix use after free in netem_dequeue (bsc#1235637).
    - CVE-2024-57947: netfilter: nf_set_pipapo: fix initial map fill (bsc#1236333).
    - CVE-2025-21700: net: sched: Disallow replacing of child qdisc from one parent to another (bsc#1237159).
    - CVE-2025-21702: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (bsc#1237312).
    - CVE-2025-21703: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (bsc#1237313).
    - CVE-2025-21756: vsock: Orphan socket after transport release (bsc#1238876).
    - CVE-2025-23141: KVM: x86: Acquire SRCU in KVM_GET_MP_STATE to protect guest memory accesses     (bsc#1242782).
    - CVE-2025-37752: net_sched: sch_sfq: move the limit validation (bsc#1242504).
    - CVE-2025-37797: net_sched: hfsc: Fix a UAF vulnerability in class handling (bsc#1242417).
    - CVE-2025-37823: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (bsc#1242924).
    - CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc     (bsc#1243330).
    - CVE-2025-37997: netfilter: ipset: fix region locking in hash types (bsc#1243832).
    - CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1244277).
    - CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244234).
    - CVE-2025-38014: dmaengine: idxd: Refactor remove call with idxd_cleanup() helper (bsc#1244732).
    - CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245183).


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.

ID	Name	Product	Family	Published	Updated	Severity
243993	Linux Distros Unpatched Vulnerability : CVE-2022-50171	Nessus	Misc.	8/6/2025	9/1/2025	low
241963	SUSE SLES15 Security Update : kernel (SUSE-SU-2025:02264-1)	Nessus	SuSE Local Security Checks	7/11/2025	7/11/2025	high
242951	SUSE SLES15 Security Update : kernel (SUSE-SU-2025:02537-1)	Nessus	SuSE Local Security Checks	7/29/2025	7/29/2025	high

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