OracleVM 3.4 : Unbreakable / etc (OVMSA-2021-0001)

high Nessus Plugin ID 144837
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The remote OracleVM host is missing one or more security updates.


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

- mwifiex: fix possible heap overflow in mwifiex_process_country_ie (Ganapathi Bhat) [Orabug:
30781859] (CVE-2019-14895) (CVE-2019-14895)

- ext4: fix ext4_empty_dir for directories with holes (Jan Kara) [Orabug: 31265320] (CVE-2019-19037) (CVE-2019-19037)

- netlabel: cope with NULL catmap (Paolo Abeni) [Orabug:
31350493] (CVE-2020-10711)

- scsi: mptfusion: Fix double fetch bug in ioctl (Dan Carpenter) [Orabug: 31350941] (CVE-2020-12652)

- scsi: mptfusion: Add bounds check in mptctl_hp_targetinfo (Dan Carpenter) [Orabug: 31350941] (CVE-2020-12652)

- USB: core: Fix free-while-in-use bug in the USB S-Glibrary (Alan Stern) [Orabug: 31350967] (CVE-2020-12464)

- drivers: usb: core: Minimize irq disabling in usb_sg_cancel (David Mosberger) [Orabug: 31350967] (CVE-2020-12464)

- drivers: usb: core: Don't disable irqs in usb_sg_wait during URB submit. (David Mosberger) [Orabug: 31350967] (CVE-2020-12464)

- ext4: work around deleting a file with i_nlink == 0 safely (Theodore Ts'o) [Orabug: 31351014] (CVE-2019-19447)

- xen/events: avoid removing an event channel while handling it (Juergen Gross) [Orabug: 31984319]

- xen: fix GCC warning and remove duplicate EVTCHN_ROW/EVTCHN_COL usage (Josh Abraham) [Orabug:

- ext4: fix fencepost in s_first_meta_bg validation (Theodore Ts'o) [Orabug: 32197511]

- dm crypt: Allow unaligned bio buffer lengths for skcipher devices (Sudhakar Panneerselvam) [Orabug:

- sched/fair: Don't free p->numa_faults with concurrent readers (Jann Horn) [Orabug: 32212524] (CVE-2019-20934)

- netfilter: nf_conntrack_h323: lost .data_len definition for Q.931/ipv6 (Vasily Averin) [Orabug: 32222844] (CVE-2020-14305)

- perf/core: Fix race in the perf_mmap_close function (Jiri Olsa) [Orabug: 32233360] (CVE-2020-14351)

- ext4: fix calculation of meta_bg descriptor backups (Andy Leiserson) [Orabug: 32245133]

- ocfs2: initialize ip_next_orphan (Wengang Wang) [Orabug:

- Fonts: Support FONT_EXTRA_WORDS macros for built-in fonts (Peilin Ye) [Orabug: 32176264] (CVE-2020-28915)

- fbdev, newport_con: Move FONT_EXTRA_WORDS macros into linux/font.h (Peilin Ye) [Orabug: 32176264] (CVE-2020-28915)

- page_frag: Recover from memory pressure (Dongli Zhang) [Orabug: 32177993]

- vt: Disable KD_FONT_OP_COPY (Daniel Vetter) [Orabug:
32187749] (CVE-2020-28974)

- block: Fix use-after-free in blkdev_get (Jason Yan) [Orabug: 32194609] (CVE-2020-15436)

- icmp: randomize the global rate limiter (Eric Dumazet) [Orabug: 32227971] (CVE-2020-25705)

- KVM: x86: minor code refactor and comments fixup around dirty logging (Anthony Yznaga) [Orabug: 31722767]

- KVM: x86: Manually flush collapsible SPTEs only when toggling flags (Sean Christopherson) [Orabug: 31722767]

- KVM: x86: avoid unnecessary rmap walks when creating/moving slots (Anthony Yznaga) [Orabug:

- KVM: x86: remove unnecessary rmap walk of read-only memslots (Anthony Yznaga) [Orabug: 31722767]

- xfs: catch inode allocation state mismatch corruption (Gautham Ananthakrishna) [Orabug: 32071488]

- tty: make FONTX ioctl use the tty pointer they were actually passed (Linus Torvalds) [Orabug: 32122731] (CVE-2020-25668)

- IB/mlx4: Adjust delayed work when a dup is observed (H&aring kon Bugge) [Orabug: 32136900]

- IB/mlx4: Add support for REJ due to timeout (H&aring kon Bugge) [Orabug: 32136900]

- IB/mlx4: Fix starvation in paravirt mux/demux (H&aring kon Bugge) [Orabug: 32136900]

- IB/mlx4: Separate tunnel and wire bufs parameters (H&aring kon Bugge) [Orabug: 32136900]

- IB/mlx4: Add support for MRA (H&aring kon Bugge) [Orabug: 32136900]

- IB/mlx4: Add and improve logging (H&aring kon Bugge) [Orabug: 32136900]


Update the affected kernel-uek / kernel-uek-firmware packages.

See Also

Plugin Details

Severity: High

ID: 144837

File Name: oraclevm_OVMSA-2021-0001.nasl

Version: 1.3

Type: local

Published: 1/11/2021

Updated: 4/16/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2020-14305


Risk Factor: High

Score: 7.4


Risk Factor: High

Base Score: 8.3

Temporal Score: 6.1

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

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


Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: p-cpe:/a:oracle:vm:kernel-uek, p-cpe:/a:oracle:vm:kernel-uek-firmware, cpe:/o:oracle:vm_server:3.4

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/8/2021

Vulnerability Publication Date: 11/21/2019

Reference Information

CVE: CVE-2019-14895, CVE-2019-19037, CVE-2019-19447, CVE-2019-20934, CVE-2020-10711, CVE-2020-12464, CVE-2020-12652, CVE-2020-14305, CVE-2020-14351, CVE-2020-15436, CVE-2020-25668, CVE-2020-25705, CVE-2020-28915, CVE-2020-28974