Oracle Linux 7 : kernel (ELSA-2017-1308-1)

high Nessus Plugin ID 100506
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


The remote Oracle Linux host is missing one or more security updates.


Description of changes:

- [3.10.0-514.]
- [ipc] ipc/sem.c: bugfix for semctl(,,GETZCNT) (Manfred Spraul) [orabug 22552377]
- Oracle Linux certificates (Alexey Petrenko)
- Oracle Linux RHCK Module Signing Key was compiled into kernel (olkmod_signing_key.x509)(<A HREF=''>alexey.petrenko at</A>)
- Update x509.genkey [bug 24817676]

- [kernel] sched/core: Fix an SMP ordering race in try_to_wake_up() vs. schedule() (Gustavo Duarte) [1441547 1423400]
- [drivers] Set dev->device_rh to NULL after free (Prarit Bhargava) [1441544 1414064]
- [security] keys: request_key() should reget expired keys rather than give EKEYEXPIRED (David Howells) [1441287 1408330]
- [security] keys: Simplify KEYRING_SEARCH_{NO, DO}_STATE_CHECK flags (David Howells) [1441287 1408330]
- [net] packet: fix overflow in check for tp_reserve (Hangbin Liu) [1441171 1441172] {CVE-2017-7308}
- [net] packet: fix overflow in check for tp_frame_nr (Hangbin Liu) [1441171 1441172] {CVE-2017-7308}
- [net] packet: fix overflow in check for priv area size (Hangbin Liu) [1441171 1441172] {CVE-2017-7308}
- [powerpc] pseries: Use H_CLEAR_HPT to clear MMU hash table during kexec (Steve Best) [1439812 1423396]
- [netdrv] fjes: Fix wrong netdevice feature flags (Yasuaki Ishimatsu) [1439802 1435603]
- [kernel] mlx5e: Implement Fragmented Work Queue (WQ) (Don Dutile) [1439164 1368400]
- [netdrv] mlx5e: Copy all L2 headers into inline segment (Don Dutile) [1439161 1383013]
- [nvdimm] fix PHYS_PFN/PFN_PHYS mixup (Jeff Moyer) [1439160 1428115]
- [s390] scsi: zfcp: fix rport unblock race with LUN recovery (Hendrik Brueckner) [1433413 1421750]
- [fs] gfs2: Avoid alignment hole in struct lm_lockname (Robert S Peterson) [1432554 1425450]
- [fs] gfs2: Add missing rcu locking for glock lookup (Robert S Peterson) [1432554 1425450]
- [fs] ext4: fix fencepost in s_first_meta_bg validation (Lukas Czerner) [1430969 1332503] {CVE-2016-10208}
- [fs] ext4: sanity check the block and cluster size at mount time (Lukas Czerner) [1430969 1332503] {CVE-2016-10208}
- [fs] ext4: validate s_first_meta_bg at mount time (Lukas Czerner) [1430969 1332503] {CVE-2016-10208}
- [net] sctp: deny peeloff operation on asocs with threads sleeping on it (Hangbin Liu) [1429496 1429497] {CVE-2017-5986 CVE-2017-6353}
- [net] sctp: avoid BUG_ON on sctp_wait_for_sndbuf (Hangbin Liu) [1429496 1429497] {CVE-2017-5986 CVE-2017-6353}
- [x86] perf/x86/intel/rapl: Make package handling more robust (Jiri Olsa) [1443902 1418688]
- [x86] perf/x86/intel/rapl: Convert to hotplug state machine (Jiri Olsa) [1443902 1418688]
- [x86] perf/x86: Set pmu->module in Intel PMU modules (Jiri Olsa) [1443902 1418688]
- [kernel] sched/core, x86/topology: Fix NUMA in package topology bug (Jiri Olsa) [1441645 1369832]
- [kernel] sched: Allow hotplug notifiers to be setup early (Jiri Olsa) [1441645 1369832]
- [x86] x86/smpboot: Make logical package management more robust (Prarit Bhargava) [1441643 1414054]
- [x86] x86/cpu: Deal with broken firmware (VMWare/XEN) (Prarit Bhargava) [1441643 1414054]
- [x86] perf/x86/intel/uncore: Fix hardcoded socket 0 assumption in the Haswell init code (Prarit Bhargava) [1426633 1373738]
- [x86] revert 'perf/uncore: Disable uncore on kdump kernel' (Prarit Bhargava) [1426633 1373738]
- [x86] smpboot: Init apic mapping before usage (Prarit Bhargava) [1426633 1373738]
- [x86] smp: Don't try to poke disabled/non-existent APIC (Prarit Bhargava) [1426633 1373738]
- [x86] Handle non enumerated CPU after physical hotplug (Prarit Bhargava) [1426633 1373738]
- [block] fix use-after-free in seq file (Denys Vlasenko) [1418550 1418551] {CVE-2016-7910}
- [crypto] algif_hash - Only export and import on sockets with data (Herbert Xu) [1394101 1387632] {CVE-2016-8646}
- [char] hwrng: core - sleep interruptible in read (Amit Shah) [1443503 1376397]
- [char] hwrng: core - correct error check of kthread_run call (Amit Shah) [1443503 1376397]
- [char] hwrng: core - Move hwrng_init call into set_current_rng (Amit Shah) [1443503 1376397]
- [char] hwrng: core - Drop current rng in set_current_rng (Amit Shah) [1443503 1376397]
- [char] hwrng: core - Do not register device opportunistically (Amit Shah) [1443503 1376397]
- [char] hwrng: core - Fix current_rng init/cleanup race yet again (Amit Shah) [1443503 1376397]
- [char] hwrng: core - Use struct completion for cleanup_done (Amit Shah) [1443503 1376397]
- [char] hwrng: don't init list element we're about to add to list (Amit Shah) [1443503 1376397]
- [char] hwrng: don't double-check old_rng (Amit Shah) [1443503 1376397]
- [char] hwrng: fix unregister race (Amit Shah) [1443503 1376397]
- [char] hwrng: use reference counts on each struct hwrng (Amit Shah) [1443503 1376397]
- [char] hwrng: move some code out mutex_lock for avoiding underlying deadlock (Amit Shah) [1443503 1376397]
- [char] hwrng: place mutex around read functions and buffers (Amit Shah) [1443503 1376397]
- [char] virtio-rng: skip reading when we start to remove the device (Amit Shah) [1443503 1376397]
- [char] virtio-rng: fix stuck of hot-unplugging busy device (Amit Shah) [1443503 1376397]
- [infiniband] ib/mlx5: Resolve soft lock on massive reg MRs (Don Dutile) [1444347 1417285]

- [powerpc] fadump: Fix the race in crash_fadump() (Steve Best) [1439810 1420077]
- [kernel] locking/mutex: Explicitly mark task as running after wakeup (Gustavo Duarte) [1439803 1423397]
- [netdrv] ixgbe: Force VLNCTRL.VFE to be set in all VMDq paths (Ken Cox) [1438421 1383524]
- [fs] nfsv4.0: always send mode in SETATTR after EXCLUSIVE4 (Benjamin Coddington) [1437967 1415780]
- [net] fix creation adjacent device symlinks (Adrian Reber) [1436646 1412898]
- [net] prevent of emerging cross-namespace symlinks (Adrian Reber) [1436646 1412898]
- [netdrv] macvlan: unregister net device when netdev_upper_dev_link() fails (Adrian Reber) [1436646 1412898]
- [scsi] vmw_pvscsi: return SUCCESS for successful command aborts (Ewan Milne) [1435764 1394172]
- [infiniband] ib/uverbs: Fix race between uverbs_close and remove_one (Don Dutile) [1435187 1417284]
- [fs] gfs2: Prevent BUG from occurring when normal Withdraws occur (Robert S Peterson) [1433882 1404005]
- [fs] jbd2: fix incorrect unlock on j_list_lock (Lukas Czerner) [1433881 1403346]
- [fs] xfs: don't wrap ID in xfs_dq_get_next_id (Eric Sandeen) [1433415 1418182]
- [net] tcp/dccp: avoid starving bh on connect (Paolo Abeni) [1433320 1401419]
- [fs] xfs: fix up xfs_swap_extent_forks inline extent handling (Eric Sandeen) [1432154 1412945]
- [x86] kvm: vmx: handle PML full VMEXIT that occurs during event delivery (Radim Krcmar) [1431666 1421296]
- [virt] kvm: vmx: ensure VMCS is current while enabling PML (Radim Krcmar) [1431666 1421296]
- [net] ip_tunnel: Create percpu gro_cell (Jiri Benc) [1431197 1424076]
- [x86] kvm: x86: do not save guest-unsupported XSAVE state (Radim Krcmar) [1431150 1401767]
- [scsi] mpt3sas: Force request partial completion alignment (Tomas Henzl) [1430809 1418286]

- [fs] gfs2: Wake up io waiters whenever a flush is done (Robert S Peterson) [1437126 1404301]
- [fs] gfs2: Made logd daemon take into account log demand (Robert S Peterson) [1437126 1404301]
- [fs] gfs2: Limit number of transaction blocks requested for truncates (Robert S Peterson) [1437126 1404301]
- [net] ipv6: addrconf: fix dev refcont leak when DAD failed (Hangbin Liu) [1436588 1416105]

- [net] ipv6: don't increase size when refragmenting forwarded ipv6 skbs (Florian Westphal) [1434589 1430571]
- [net] bridge: drop netfilter fake rtable unconditionally (Florian Westphal) [1434589 1430571]
- [net] ipv6: avoid write to a possibly cloned skb (Florian Westphal) [1434589 1430571]
- [net] netfilter: bridge: honor frag_max_size when refragmenting (Florian Westphal) [1434589 1430571]
- [net] bridge: Add br_netif_receive_skb remove netif_receive_skb_sk (Ivan Vecera) [1434589 1352289]

- [netdrv] i40e: Be much more verbose about what we can and cannot offload (Stefan Assmann) [1433273 1383521]
- [kernel] watchdog: prevent false hardlockup on overloaded system (Don Zickus) [1433267 1399881]
- [net] dccp/tcp: fix routing redirect race (Eric Garver) [1433265 1387485]


Update the affected kernel packages. Note that the updated packages may not be immediately available from the package repository and its mirrors.

See Also

Plugin Details

Severity: High

ID: 100506

File Name: oraclelinux_ELSA-2017-1308-1.nasl

Version: 3.5

Type: local

Agent: unix

Published: 5/30/2017

Updated: 1/14/2021

Dependencies: ssh_get_info.nasl

Risk Information


Risk Factor: Critical

Score: 9.6


Risk Factor: High

Base Score: 9.3

Temporal Score: 8.1

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

Temporal Vector: E:H/RL:OF/RC:C


Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: E:H/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:kernel, p-cpe:/a:oracle:linux:kernel-abi-whitelists, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-doc, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:kernel-tools, p-cpe:/a:oracle:linux:kernel-tools-libs, p-cpe:/a:oracle:linux:kernel-tools-libs-devel, p-cpe:/a:oracle:linux:perf, p-cpe:/a:oracle:linux:python-perf, cpe:/o:oracle:linux:7

Required KB Items: Host/local_checks_enabled, Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/26/2017

Exploitable With

Core Impact

Metasploit (AF_PACKET packet_set_ring Privilege Escalation)

Reference Information

CVE: CVE-2016-10208, CVE-2016-7910, CVE-2016-8646, CVE-2017-5986, CVE-2017-6353, CVE-2017-7308