In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix null-ptr-deref when xps sysfs alloc failed There is a null-ptr-deref when xps sysfs alloc failed: BUG: KASAN: null-ptr-deref in sysfs_do_create_link_sd+0x40/0xd0 Read of size 8 at addr 0000000000000030 by task gssproxy/457 CPU: 5 PID: 457 Comm: gssproxy Not tainted 6.0.0-09040-g02357b27ee03 #9 Call Trace: <TASK> dump_stack_lvl+0x34/0x44 kasan_report+0xa3/0x120 sysfs_do_create_link_sd+0x40/0xd0 rpc_sysfs_client_setup+0x161/0x1b0 rpc_new_client+0x3fc/0x6e0 rpc_create_xprt+0x71/0x220 rpc_create+0x1d4/0x350 gssp_rpc_create+0xc3/0x160 set_gssp_clnt+0xbc/0x140 write_gssp+0x116/0x1a0 proc_reg_write+0xd6/0x130 vfs_write+0x177/0x690 ksys_write+0xb9/0x150 do_syscall_64+0x35/0x80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 When the xprt_switch sysfs alloc failed, should not add xprt and switch sysfs to it, otherwise, maybe null-ptr-deref; also initialize the 'xps_sysfs' to NULL to avoid oops when destroy it.

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

  - In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix null-ptr-deref when xps     sysfs alloc failed There is a null-ptr-deref when xps sysfs alloc failed: BUG: KASAN: null-ptr-deref in     sysfs_do_create_link_sd+0x40/0xd0 Read of size 8 at addr 0000000000000030 by task gssproxy/457 CPU: 5 PID:
    457 Comm: gssproxy Not tainted 6.0.0-09040-g02357b27ee03 #9 Call Trace: <TASK> dump_stack_lvl+0x34/0x44     kasan_report+0xa3/0x120 sysfs_do_create_link_sd+0x40/0xd0 rpc_sysfs_client_setup+0x161/0x1b0     rpc_new_client+0x3fc/0x6e0 rpc_create_xprt+0x71/0x220 rpc_create+0x1d4/0x350 gssp_rpc_create+0xc3/0x160     set_gssp_clnt+0xbc/0x140 write_gssp+0x116/0x1a0 proc_reg_write+0xd6/0x130 vfs_write+0x177/0x690     ksys_write+0xb9/0x150 do_syscall_64+0x35/0x80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 When the     xprt_switch sysfs alloc failed, should not add xprt and switch sysfs to it, otherwise, maybe null-ptr-     deref; also initialize the 'xps_sysfs' to NULL to avoid oops when destroy it. (CVE-2022-49928)

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-2025:02262-1 advisory.

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

    The following security bugs were fixed:

    - CVE-2022-49110: netfilter: conntrack: revisit gc autotuning (bsc#1237981).
    - CVE-2022-49139: Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt (bsc#1238032).
    - CVE-2022-49767: 9p/trans_fd: always use O_NONBLOCK read/write (bsc#1242493).
    - CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
    - CVE-2022-49858: octeontx2-pf: Fix SQE threshold checking (bsc#1242589).
    - CVE-2023-53058: net/mlx5: E-Switch, Fix an Oops in error handling code (bsc#1242237).
    - CVE-2023-53060: igb: revert rtnl_lock() that causes deadlock (bsc#1242241).
    - CVE-2023-53064: iavf: Fix hang on reboot with ice (bsc#1242222).
    - CVE-2023-53066: qed/qed_sriov: guard against NULL derefs from qed_iov_get_vf_info (bsc#1242227).
    - CVE-2023-53079: net/mlx5: Fix steering rules cleanup (bsc#1242765).
    - CVE-2023-53114: i40e: Fix kernel crash during reboot when adapter is in recovery mode (bsc#1242398).
    - CVE-2023-53134: bnxt_en: Avoid order-5 memory allocation for TPA data (bsc#1242380)
    - 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-2025-21888: RDMA/mlx5: Fix a WARN during dereg_mr for DM type (bsc#1240177).
    - 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-2025-22060: net: mvpp2: Prevent parser TCAM memory corruption (bsc#1241526).
    - CVE-2025-23138: watch_queue: fix pipe accounting mismatch (bsc#1241648).
    - CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242596).
    - CVE-2025-37785: ext4: fix OOB read when checking dotdot dir (bsc#1241640).
    - CVE-2025-37789: net: openvswitch: fix nested key length validation in the set() action (bsc#1242762).


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-2025:02173-1 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.

The version of kernel installed on the remote host is prior to 5.15.79-51.138. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.15-2022-011 advisory.

    A vulnerability classified as problematic has been found in Linux Kernel. This affects the function     fib_nh_match of the file net/ipv4/fib_semantics.c of the component IPv4 Handler. The manipulation leads to     out-of-bounds read. It is possible to initiate the attack remotely. It is recommended to apply a patch to     fix this issue. The identifier VDB-210357 was assigned to this vulnerability. (CVE-2022-3435)

    A vulnerability was found in Linux Kernel. It has been declared as problematic. Affected by this     vulnerability is the function ipv6_renew_options of the component IPv6 Handler. The manipulation leads to     memory leak. The attack can be launched remotely. It is recommended to apply a patch to fix this issue.
    The identifier VDB-211021 was assigned to this vulnerability. (CVE-2022-3524)

    A vulnerability, which was classified as problematic, has been found in Linux Kernel. This issue affects     the function unix_sock_destructor/unix_release_sock of the file net/unix/af_unix.c of the component BPF.
    The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The     associated identifier of this vulnerability is VDB-211043. (CVE-2022-3543)

    A vulnerability classified as critical was found in Linux Kernel. Affected by this vulnerability is the     function l2cap_reassemble_sdu of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The     manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The associated     identifier of this vulnerability is VDB-211087. (CVE-2022-3564)

    A vulnerability has been found in Linux Kernel and classified as problematic. This vulnerability affects     the function l2cap_recv_acldata of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The     manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. VDB-211918 is the     identifier assigned to this vulnerability. (CVE-2022-3619)

    A vulnerability was found in Linux Kernel. It has been declared as problematic. Affected by this     vulnerability is the function follow_page_pte of the file mm/gup.c of the component BPF. The manipulation     leads to race condition. The attack can be launched remotely. It is recommended to apply a patch to fix     this issue. The identifier VDB-211921 was assigned to this vulnerability. (CVE-2022-3623)

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: zoned: initialize device's zone info for seeding (CVE-2022-49831)

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: fix match incorrectly in dev_args_match_device (CVE-2022-49849)

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

    can: af_can: fix NULL pointer dereference in can_rx_register() (CVE-2022-49863)

    In the Linux kernel, the following vulnerability has been resolved:

    ipv6: addrlabel: fix infoleak when sending struct ifaddrlblmsg to network (CVE-2022-49865)

    In the Linux kernel, the following vulnerability has been resolved:

    capabilities: fix undefined behavior in bit shift for CAP_TO_MASK (CVE-2022-49870)

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

    net: gso: fix panic on frag_list with mixed head alloc types (CVE-2022-49872)

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

    bpf, sockmap: Fix the sk->sk_forward_alloc warning of sk_stream_kill_queues (CVE-2022-49877)

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

    arm64: entry: avoid kprobe recursion (CVE-2022-49888)

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: fix tree mod log mishandling of reallocated nodes (CVE-2022-49898)

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

    block: Fix possible memory leak for rq_wb on add_disk failure (CVE-2022-49902)

    In the Linux kernel, the following vulnerability has been resolved:

    ipv6: fix WARNING in ip6_route_net_exit_late() (CVE-2022-49903)

    In the Linux kernel, the following vulnerability has been resolved:

    net, neigh: Fix null-ptr-deref in neigh_table_clear() (CVE-2022-49904)

    In the Linux kernel, the following vulnerability has been resolved:

    net/smc: Fix possible leaked pernet namespace in smc_init() (CVE-2022-49905)

    In the Linux kernel, the following vulnerability has been resolved:

    net: mdio: fix undefined behavior in bit shift for __mdiobus_register (CVE-2022-49907)

    In the Linux kernel, the following vulnerability has been resolved:

    netfilter: ipset: enforce documented limit to prevent allocating huge memory (CVE-2022-49911)

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: fix ulist leaks in error paths of qgroup self tests (CVE-2022-49912)

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: fix inode list leak during backref walking at find_parent_nodes() (CVE-2022-49913)

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: fix inode list leak during backref walking at resolve_indirect_refs() (CVE-2022-49914)

    In the Linux kernel, the following vulnerability has been resolved:

    mISDN: fix possible memory leak in mISDN_register_device() (CVE-2022-49915)

    In the Linux kernel, the following vulnerability has been resolved:

    ipvs: fix WARNING in ip_vs_app_net_cleanup() (CVE-2022-49917)

    In the Linux kernel, the following vulnerability has been resolved:

    ipvs: fix WARNING in __ip_vs_cleanup_batch() (CVE-2022-49918)

    In the Linux kernel, the following vulnerability has been resolved:

    netfilter: nf_tables: release flow rule object from commit path (CVE-2022-49919)

    In the Linux kernel, the following vulnerability has been resolved:

    netfilter: nf_tables: netlink notifier might race to release objects (CVE-2022-49920)

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

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

    In the Linux kernel, the following vulnerability has been resolved:

    SUNRPC: Fix null-ptr-deref when xps sysfs alloc failed (CVE-2022-49928)

    In the Linux kernel, the following vulnerability has been resolved:

    kcm: annotate data-races around kcm->rx_wait (CVE-2022-50265)

    In the Linux kernel, the following vulnerability has been resolved:

    mm,hugetlb: take hugetlb_lock before decrementing h->resv_huge_pages (CVE-2022-50285)

    In the Linux kernel, the following vulnerability has been resolved:

    kcm: annotate data-races around kcm->rx_psock (CVE-2022-50291)

    In the Linux kernel, the following vulnerability has been resolved:

    ata: ahci: Match EM_MAX_SLOTS with SATA_PMP_MAX_PORTS (CVE-2022-50315)

    In the Linux kernel, the following vulnerability has been resolved:

    net: do not sense pfmemalloc status in skb_append_pagefrags() (CVE-2022-50323)

    In the Linux kernel, the following vulnerability has been resolved:

    cifs: Fix xid leak in cifs_create() (CVE-2022-50351)

    In the Linux kernel, the following vulnerability has been resolved:

    net: sched: sfb: fix null pointer access issue when sfb_init() fails (CVE-2022-50356)

    In the Linux kernel, the following vulnerability has been resolved:

    mm: /proc/pid/smaps_rollup: fix no vma's null-deref (CVE-2022-50380)

    In the Linux kernel, the following vulnerability has been resolved:

    kernfs: fix use-after-free in __kernfs_remove (CVE-2022-50432)

    In the Linux kernel, the following vulnerability has been resolved:

    net: sched: cake: fix null pointer access issue when cake_init() fails (CVE-2022-50452)

    In the Linux kernel, the following vulnerability has been resolved:

    cifs: Fix xid leak in cifs_flock() (CVE-2022-50460)

    In the Linux kernel, the following vulnerability has been resolved:

    fs/binfmt_elf: Fix memory leak in load_elf_binary() (CVE-2022-50466)

    In the Linux kernel, the following vulnerability has been resolved:

    xhci: Remove device endpoints from bandwidth list when freeing the device (CVE-2022-50470)

    In the Linux kernel, the following vulnerability has been resolved:

    iommu/vt-d: Clean up si_domain in the init_dmars() error path (CVE-2022-50482)

    In the Linux kernel, the following vulnerability has been resolved:

    cifs: Fix xid leak in cifs_copy_file_range() (CVE-2022-50643)

    In the Linux kernel, the following vulnerability has been resolved:

    ethtool: eeprom: fix null-deref on genl_info in dump (CVE-2022-50651)

    In the Linux kernel, the following vulnerability has been resolved:

    selinux: enable use of both GFP_KERNEL and GFP_ATOMIC in convert_context() (CVE-2022-50699)

    In the Linux kernel, the following vulnerability has been resolved:

    net: fix UAF issue in nfqnl_nf_hook_drop() when ops_init() failed (CVE-2022-50780)

    In the Linux kernel, the following vulnerability has been resolved:

    ipv6: ensure sane device mtu in tunnels (CVE-2022-50816)

    In the Linux kernel, the following vulnerability has been resolved:

    net: hsr: avoid possible NULL deref in skb_clone() (CVE-2022-50817)

    In the Linux kernel, the following vulnerability has been resolved:

    cifs: Fix xid leak in cifs_ses_add_channel() (CVE-2022-50856)

    In the Linux kernel, the following vulnerability has been resolved:

    tcp: fix a signed-integer-overflow bug in tcp_add_backlog() (CVE-2022-50865)

    A use-after-free flaw was found in qdisc_graft in net/sched/sch_api.c in the Linux Kernel due to a race     problem. This flaw leads to a denial of service issue. (CVE-2023-0590)

    An out-of-bounds memory access flaw was found in the Linux kernel's TUN/TAP device driver functionality in     how a user generates a malicious (too big) networking packet when napi frags is enabled. This flaw allows     a local user to crash or potentially escalate their privileges on the system. (CVE-2023-3812)

Tenable has extracted the preceding description block directly from the tested product 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	Severity
247000	Linux Distros Unpatched Vulnerability : CVE-2022-49928	Nessus	Misc.	medium
241966	SUSE SLES15: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2025:02262-1)	Nessus	SuSE Local Security Checks	high
241036	SUSE SLES15: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2025:02173-1)	Nessus	SuSE Local Security Checks	medium
168507	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2022-011 (ALASKERNEL-5.15-2022-011)	Nessus	Amazon Linux Local Security Checks	high

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CVE-2022-49928

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