The remote OracleVM system is missing necessary patches to address critical security updates :

  - nfsd: stricter decoding of write-like NFSv2/v3 ops (J.
    Bruce Fields) [Orabug: 25986995] (CVE-2017-7895)

  - ocfs2/o2net: o2net_listen_data_ready should do nothing     if socket state is not TCP_LISTEN (Tariq Saeed) [Orabug:
    25510857]

  - IB/CORE: sync the resouce access in fmr_pool (Wengang     Wang) [Orabug: 23750748]

  - ipv6: Skip XFRM lookup if dst_entry in socket cache is     valid (Jakub Sitnicki) [Orabug: 25534688]

  - uek-rpm: enable CONFIG_KSPLICE. (Jamie Iles) [Orabug:
    25549845]

  - ksplice: add sysctls for determining Ksplice features.
    (Jamie Iles) 

  - signal: protect SIGNAL_UNKILLABLE from unintentional     clearing. (Jamie Iles) [Orabug: 25549845]

  - KVM: x86: fix emulation of 'MOV SS, null selector'     (Paolo Bonzini) [Orabug: 25719676] (CVE-2017-2583)     (CVE-2017-2583)

  - sctp: avoid BUG_ON on sctp_wait_for_sndbuf (Marcelo     Ricardo Leitner) [Orabug: 25719811] (CVE-2017-5986)

  - tcp: avoid infinite loop in tcp_splice_read (Eric     Dumazet) [Orabug: 25720815] (CVE-2017-6214)

  - USB: visor: fix null-deref at probe (Johan Hovold)     [Orabug: 25796604] (CVE-2016-2782)

  - ipc/shm: Fix shmat mmap nil-page protection (Davidlohr     Bueso) [Orabug: 25797014] (CVE-2017-5669)

  - vhost: actually track log eventfd file     (Marc-Andr&eacute  Lureau) [Orabug: 25797056]     (CVE-2015-6252)

  - xfrm_user: validate XFRM_MSG_NEWAE incoming ESN size     harder (Andy Whitcroft) [Orabug: 25814664]     (CVE-2017-7184)

  - xfrm_user: validate XFRM_MSG_NEWAE XFRMA_REPLAY_ESN_VAL     replay_window (Andy Whitcroft) [Orabug: 25814664]     (CVE-2017-7184)

  - KEYS: Remove key_type::match in favour of overriding     default by match_preparse (David Howells) [Orabug:
    25823965] (CVE-2017-2647) (CVE-2017-2647)

  - USB: whiteheat: fix potential null-deref at probe (Johan     Hovold) [Orabug: 25825107] (CVE-2015-5257)

  - RDS: fix race condition when sending a message on     unbound socket (Quentin Casasnovas) [Orabug: 25871048]     (CVE-2015-6937) (CVE-2015-6937)

  - udf: Check path length when reading symlink (Jan Kara)     [Orabug: 25871104] (CVE-2015-9731)

  - udf: Treat symlink component of type 2 as / (Jan Kara)     [Orabug: 25871104] (CVE-2015-9731)

  - udp: properly support MSG_PEEK with truncated buffers     (Eric Dumazet) [Orabug: 25874741] (CVE-2016-10229)

  - block: fix use-after-free in seq file (Vegard Nossum)     [Orabug: 25877531] (CVE-2016-7910)

  - RHEL: complement upstream workaround for CVE-2016-10142.
    (Quentin Casasnovas) [Orabug: 25765786] (CVE-2016-10142)     (CVE-2016-10142)

  - net: ping: check minimum size on ICMP header length     (Kees Cook) [Orabug: 25766914] (CVE-2016-8399)

  - ipv6: stop sending PTB packets for MTU < 1280 (Hagen     Paul Pfeifer) [Orabug: 25765786] (CVE-2016-10142)

  - sg_write/bsg_write is not fit to be called under     KERNEL_DS (Al Viro) [Orabug: 25765448] (CVE-2016-10088)

  - scsi: sg: check length passed to SG_NEXT_CMD_LEN (peter     chang) [Orabug: 25752011] (CVE-2017-7187)

  - tty: n_hdlc: get rid of racy n_hdlc.tbuf (Alexander     Popov) [Orabug: 25696689] (CVE-2017-2636)

  - TTY: n_hdlc, fix lockdep false positive (Jiri Slaby)     [Orabug: 25696689] (CVE-2017-2636)

  - drivers/tty/n_hdlc.c: replace kmalloc/memset by kzalloc     (Fabian Frederick) [Orabug: 25696689] (CVE-2017-2636)

  - list: introduce list_first_entry_or_null (Jiri Pirko)     [Orabug: 25696689] (CVE-2017-2636)

  - firewire: net: guard against rx buffer overflows (Stefan     Richter) [Orabug: 25451538] (CVE-2016-8633)

  - x86/mm/32: Enable full randomization on i386 and X86_32     (Hector Marco-Gisbert) [Orabug: 25463929]     (CVE-2016-3672)

  - x86 get_unmapped_area: Access mmap_legacy_base through     mm_struct member (Radu Caragea) [Orabug: 25463929]     (CVE-2016-3672)

  - sg_start_req: make sure that there's not too many     elements in iovec (Al Viro) [Orabug: 25490377]     (CVE-2015-5707)

  - tcp: take care of truncations done by sk_filter (Eric     Dumazet) [Orabug: 25507232] (CVE-2016-8645)

  - rose: limit sk_filter trim to payload (Willem de Bruijn)     [Orabug: 25507232] (CVE-2016-8645)

  - scsi: arcmsr: Buffer overflow in arcmsr_iop_message_xfer     (Dan Carpenter) [Orabug: 25507330] (CVE-2016-7425)

  - x86: bpf_jit: fix compilation of large bpf programs     (Alexei Starovoitov) [Orabug: 25507375] (CVE-2015-4700)

  - net: fix a kernel infoleak in x25 module (Kangjie Lu)     [Orabug: 25512417] (CVE-2016-4580)

  - USB: digi_acceleport: do sanity checking for the number     of ports (Oliver Neukum) [Orabug: 25512472]     (CVE-2016-3140)

  - net/llc: avoid BUG_ON in skb_orphan (Eric Dumazet)     [Orabug: 25682437] (CVE-2017-6345)

  - dccp: fix freeing skb too early for IPV6_RECVPKTINFO     (Andrey Konovalov) [Orabug: 25598277] (CVE-2017-6074)

  - vfs: read file_handle only once in handle_to_path (Sasha     Levin) [Orabug: 25388709] (CVE-2015-1420)

  - crypto: algif_hash - Only export and import on sockets     with data (Herbert Xu) [Orabug: 25417807]

  - USB: usbfs: fix potential infoleak in devio (Kangjie Lu)     [Orabug: 25462763] (CVE-2016-4482)

  - net: fix infoleak in llc (Kangjie Lu) [Orabug: 25462811]     (CVE-2016-4485)

  - af_unix: Guard against other == sk in unix_dgram_sendmsg     (Rainer Weikusat) [Orabug: 25464000] (CVE-2013-7446)

  - unix: avoid use-after-free in ep_remove_wait_queue     (Rainer Weikusat) [Orabug: 25464000] (CVE-2013-7446)

The remote OracleVM system is missing necessary patches to address critical security updates :

  - nfsd: stricter decoding of write-like NFSv2/v3 ops (J.
    Bruce Fields) [Orabug: 25986990] (CVE-2017-7895)

  - fnic: Update fnic driver version to 1.6.0.24 (John     Sobecki) [Orabug: 24448585]

  - xen-netfront: Rework the fix for Rx stall during OOM and     network stress (Dongli Zhang) [Orabug: 25450703]

  - xen-netfront: Fix Rx stall during network stress and OOM     (Dongli Zhang) [Orabug: 25450703]

  - ipv6: Skip XFRM lookup if dst_entry in socket cache is     valid (Jakub Sitnicki)

  - uek-rpm: enable CONFIG_KSPLICE. (Jamie Iles) [Orabug:
    25549809]

  - ksplice: add sysctls for determining Ksplice features.
    (Jamie Iles) 

  - signal: protect SIGNAL_UNKILLABLE from unintentional     clearing. (Jamie Iles) [Orabug: 25549809]

  - VSOCK: Fix lockdep issue. (Dongli Zhang) [Orabug:
    25559937]

  - VSOCK: sock_put wasn't safe to call in interrupt context     (Dongli Zhang) [Orabug: 25559937]

  - IB/CORE: sync the resouce access in fmr_pool (Wengang     Wang) [Orabug: 25677469]

  - KVM: x86: fix emulation of 'MOV SS, null selector'     (Paolo Bonzini) [Orabug: 25719675] (CVE-2017-2583)     (CVE-2017-2583)

  - ext4: validate s_first_meta_bg at mount time (Eryu Guan)     [Orabug: 25719738] (CVE-2016-10208)

  - sctp: avoid BUG_ON on sctp_wait_for_sndbuf (Marcelo     Ricardo Leitner) [Orabug: 25719810] (CVE-2017-5986)

  - tcp: avoid infinite loop in tcp_splice_read (Eric     Dumazet) [Orabug: 25720813] (CVE-2017-6214)

  - lpfc cannot establish connection with targets that send     PRLI under P2P mode (Joe Jin) [Orabug: 25759083]

  - USB: visor: fix null-deref at probe (Johan Hovold)     [Orabug: 25796594] (CVE-2016-2782)

  - ipc/shm: Fix shmat mmap nil-page protection (Davidlohr     Bueso) [Orabug: 25797012] (CVE-2017-5669)

  - vhost: actually track log eventfd file     (Marc-Andr&eacute  Lureau) [Orabug: 25797052]     (CVE-2015-6252)

  - xfrm_user: validate XFRM_MSG_NEWAE incoming ESN size     harder (Andy Whitcroft) [Orabug: 25814663]     (CVE-2017-7184)

  - xfrm_user: validate XFRM_MSG_NEWAE XFRMA_REPLAY_ESN_VAL     replay_window (Andy Whitcroft) [Orabug: 25814663]     (CVE-2017-7184)

  - KEYS: Remove key_type::match in favour of overriding     default by match_preparse (Aniket Alshi) [Orabug:
    25823962] (CVE-2017-2647) (CVE-2017-2647)

  - USB: whiteheat: fix potential null-deref at probe (Johan     Hovold) [Orabug: 25825105] (CVE-2015-5257)     (CVE-2015-5257)

  - udf: Check path length when reading symlink (Jan Kara)     [Orabug: 25871102] (CVE-2015-9731)

  - udp: properly support MSG_PEEK with truncated buffers     (Eric Dumazet) [Orabug: 25876655] (CVE-2016-10229)

  - block: fix use-after-free in seq file (Vegard Nossum)     [Orabug: 25877530] (CVE-2016-7910)

  - Revert 'fix minor infoleak in get_user_ex' (Brian Maly)     [Orabug: 25790392] (CVE-2016-9644)

  - net: ping: check minimum size on ICMP header length     (Kees Cook) [Orabug: 25766911] (CVE-2016-8399)

  - ipv6: stop sending PTB packets for MTU < 1280 (Hagen     Paul Pfeifer) [Orabug: 25765776] (CVE-2016-10142)

  - sg_write/bsg_write is not fit to be called under     KERNEL_DS (Al Viro) [Orabug: 25765445] (CVE-2016-10088)

  - scsi: sg: check length passed to SG_NEXT_CMD_LEN (peter     chang) [Orabug: 25751996] (CVE-2017-7187)

The remote Oracle Linux 5 / 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2017-3567 advisory.

    - nfsd: stricter decoding of write-like NFSv2/v3 ops (J. Bruce Fields)  [Orabug: 25986995]     {CVE-2017-7895}
    - KVM: x86: fix emulation of 'MOV SS, null selector' (Paolo Bonzini)  [Orabug: 25719676]  {CVE-2017-2583}     {CVE-2017-2583}
    - sctp: avoid BUG_ON on sctp_wait_for_sndbuf (Marcelo Ricardo Leitner)  [Orabug: 25719811]     {CVE-2017-5986}
    - tcp: avoid infinite loop in tcp_splice_read() (Eric Dumazet)  [Orabug: 25720815]  {CVE-2017-6214}
    - USB: visor: fix null-deref at probe (Johan Hovold)  [Orabug: 25796604]  {CVE-2016-2782}
    - ipc/shm: Fix shmat mmap nil-page protection (Davidlohr Bueso)  [Orabug: 25797014]  {CVE-2017-5669}
    - vhost: actually track log eventfd file (Marc-Andre Lureau)  [Orabug: 25797056]  {CVE-2015-6252}
    - xfrm_user: validate XFRM_MSG_NEWAE incoming ESN size harder (Andy Whitcroft)  [Orabug: 25814664]     {CVE-2017-7184}
    - xfrm_user: validate XFRM_MSG_NEWAE XFRMA_REPLAY_ESN_VAL replay_window (Andy Whitcroft)  [Orabug:
    25814664]  {CVE-2017-7184}
    - KEYS: Remove key_type::match in favour of overriding default by match_preparse (David Howells)  [Orabug:
    25823965]  {CVE-2017-2647} {CVE-2017-2647}
    - USB: whiteheat: fix potential null-deref at probe (Johan Hovold)  [Orabug: 25825107]  {CVE-2015-5257}
    - RDS: fix race condition when sending a message on unbound socket (Quentin Casasnovas)  [Orabug:
    25871048]  {CVE-2015-6937} {CVE-2015-6937}
    - udf: Check path length when reading symlink (Jan Kara)  [Orabug: 25871104]  {CVE-2015-9731}
    - udf: Treat symlink component of type 2 as / (Jan Kara)  [Orabug: 25871104]  {CVE-2015-9731}
    - udp: properly support MSG_PEEK with truncated buffers (Eric Dumazet)  [Orabug: 25874741]     {CVE-2016-10229}
    - block: fix use-after-free in seq file (Vegard Nossum)  [Orabug: 25877531]  {CVE-2016-7910}
    - RHEL: complement upstream workaround for CVE-2016-10142. (Quentin Casasnovas)  [Orabug: 25765786]     {CVE-2016-10142} {CVE-2016-10142}
    - net: ping: check minimum size on ICMP header length (Kees Cook)  [Orabug: 25766914]  {CVE-2016-8399}
    - ipv6: stop sending PTB packets for MTU < 1280 (Hagen Paul Pfeifer)  [Orabug: 25765786]  {CVE-2016-10142}
    - sg_write()/bsg_write() is not fit to be called under KERNEL_DS (Al Viro)  [Orabug: 25765448]     {CVE-2016-10088}
    - scsi: sg: check length passed to SG_NEXT_CMD_LEN (peter chang)  [Orabug: 25752011]  {CVE-2017-7187}
    - tty: n_hdlc: get rid of racy n_hdlc.tbuf (Alexander Popov)  [Orabug: 25696689]  {CVE-2017-2636}
    - TTY: n_hdlc, fix lockdep false positive (Jiri Slaby)  [Orabug: 25696689]  {CVE-2017-2636}
    - drivers/tty/n_hdlc.c: replace kmalloc/memset by kzalloc (Fabian Frederick)  [Orabug: 25696689]     {CVE-2017-2636}
    - list: introduce list_first_entry_or_null (Jiri Pirko)  [Orabug: 25696689]  {CVE-2017-2636}
    - firewire: net: guard against rx buffer overflows (Stefan Richter)  [Orabug: 25451538]  {CVE-2016-8633}
    - x86/mm/32: Enable full randomization on i386 and X86_32 (Hector Marco-Gisbert)  [Orabug: 25463929]     {CVE-2016-3672}
    - x86 get_unmapped_area: Access mmap_legacy_base through mm_struct member (Radu Caragea)  [Orabug:
    25463929]  {CVE-2016-3672}
    - sg_start_req(): make sure that there's not too many elements in iovec (Al Viro)  [Orabug: 25490377]     {CVE-2015-5707}
    - tcp: take care of truncations done by sk_filter() (Eric Dumazet)  [Orabug: 25507232]  {CVE-2016-8645}
    - rose: limit sk_filter trim to payload (Willem de Bruijn)  [Orabug: 25507232]  {CVE-2016-8645}
    - scsi: arcmsr: Buffer overflow in arcmsr_iop_message_xfer() (Dan Carpenter)  [Orabug: 25507330]     {CVE-2016-7425}
    - x86: bpf_jit: fix compilation of large bpf programs (Alexei Starovoitov)  [Orabug: 25507375]     {CVE-2015-4700}
    - net: fix a kernel infoleak in x25 module (Kangjie Lu)  [Orabug: 25512417]  {CVE-2016-4580}
    - USB: digi_acceleport: do sanity checking for the number of ports (Oliver Neukum)  [Orabug: 25512472]     {CVE-2016-3140}
    - net/llc: avoid BUG_ON() in skb_orphan() (Eric Dumazet)  [Orabug: 25682437]  {CVE-2017-6345}
    - dccp: fix freeing skb too early for IPV6_RECVPKTINFO (Andrey Konovalov)  [Orabug: 25598277]     {CVE-2017-6074}
    - vfs: read file_handle only once in handle_to_path (Sasha Levin)  [Orabug: 25388709]  {CVE-2015-1420}
    - USB: usbfs: fix potential infoleak in devio (Kangjie Lu)  [Orabug: 25462763]  {CVE-2016-4482}
    - net: fix infoleak in llc (Kangjie Lu)  [Orabug: 25462811]  {CVE-2016-4485}
    - af_unix: Guard against other == sk in unix_dgram_sendmsg (Rainer Weikusat)  [Orabug: 25464000]     {CVE-2013-7446}

Tenable has extracted the preceding description block directly from the Oracle Linux 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 Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2017-3566 advisory.

    - nfsd: stricter decoding of write-like NFSv2/v3 ops (J. Bruce Fields)  [Orabug: 25986990]     {CVE-2017-7895}
    - KVM: x86: fix emulation of 'MOV SS, null selector' (Paolo Bonzini)  [Orabug: 25719675]  {CVE-2017-2583}     {CVE-2017-2583}
    - ext4: validate s_first_meta_bg at mount time (Eryu Guan)  [Orabug: 25719738]  {CVE-2016-10208}
    - sctp: avoid BUG_ON on sctp_wait_for_sndbuf (Marcelo Ricardo Leitner)  [Orabug: 25719810]     {CVE-2017-5986}
    - tcp: avoid infinite loop in tcp_splice_read() (Eric Dumazet)  [Orabug: 25720813]  {CVE-2017-6214}
    - USB: visor: fix null-deref at probe (Johan Hovold)  [Orabug: 25796594]  {CVE-2016-2782}
    - ipc/shm: Fix shmat mmap nil-page protection (Davidlohr Bueso)  [Orabug: 25797012]  {CVE-2017-5669}
    - vhost: actually track log eventfd file (Marc-Andre Lureau)  [Orabug: 25797052]  {CVE-2015-6252}
    - xfrm_user: validate XFRM_MSG_NEWAE incoming ESN size harder (Andy Whitcroft)  [Orabug: 25814663]     {CVE-2017-7184}
    - xfrm_user: validate XFRM_MSG_NEWAE XFRMA_REPLAY_ESN_VAL replay_window (Andy Whitcroft)  [Orabug:
    25814663]  {CVE-2017-7184}
    - KEYS: Remove key_type::match in favour of overriding default by match_preparse (Aniket Alshi)  [Orabug:
    25823962]  {CVE-2017-2647} {CVE-2017-2647}
    - USB: whiteheat: fix potential null-deref at probe (Johan Hovold)  [Orabug: 25825105]  {CVE-2015-5257}     {CVE-2015-5257}
    - udf: Check path length when reading symlink (Jan Kara)  [Orabug: 25871102]  {CVE-2015-9731}
    - udp: properly support MSG_PEEK with truncated buffers (Eric Dumazet)  [Orabug: 25876655]     {CVE-2016-10229}
    - block: fix use-after-free in seq file (Vegard Nossum)  [Orabug: 25877530]  {CVE-2016-7910}
    - Revert 'fix minor infoleak in get_user_ex()' (Brian Maly)  [Orabug: 25790392]  {CVE-2016-9644}
    - net: ping: check minimum size on ICMP header length (Kees Cook)  [Orabug: 25766911]  {CVE-2016-8399}
    - ipv6: stop sending PTB packets for MTU < 1280 (Hagen Paul Pfeifer)  [Orabug: 25765776]  {CVE-2016-10142}
    - sg_write()/bsg_write() is not fit to be called under KERNEL_DS (Al Viro)  [Orabug: 25765445]     {CVE-2016-10088}

Tenable has extracted the preceding description block directly from the Oracle Linux 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
100238	OracleVM 3.2 : Unbreakable / etc (OVMSA-2017-0106)	Nessus	OracleVM Local Security Checks	critical
100237	OracleVM 3.3 : Unbreakable / etc (OVMSA-2017-0105)	Nessus	OracleVM Local Security Checks	critical
100235	Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2017-3567)	Nessus	Oracle Linux Local Security Checks	critical
100234	Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2017-3566)	Nessus	Oracle Linux Local Security Checks	critical

Detections

Analytics

CVE-2015-9731

critical

Tenable Plugins

critical

critical

critical

critical