Detections
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Oracle Linux 7 : qemu (ELSA-2021-9425)

high Nessus Plugin ID 152618

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Synopsis

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

Description

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9425 advisory.

 - pvrdma: Fix the ring init error flow (CVE-2021-3608) (Marcel Apfelbaum) [Orabug: 33120142] {CVE-2021-3608}
 - pvrdma: Ensure correct input on ring init (CVE-2021-3607) (Marcel Apfelbaum) [Orabug: 33120146] {CVE-2021-3607}
 - hw/rdma: Fix possible mremap overflow in the pvrdma device (CVE-2021-3582) (Marcel Apfelbaum) [Orabug:
 33120084] {CVE-2021-3582}
 - vhost-user-gpu: reorder free calls. (Gerd Hoffmann) [Orabug: 32950701] {CVE-2021-3544}
 - vhost-user-gpu: abstract vg_cleanup_mapping_iov (Li Qiang) [Orabug: 32950716] {CVE-2021-3546}
 - vhost-user-gpu: fix OOB write in 'virgl_cmd_get_capset' (CVE-2021-3546) (Li Qiang) [Orabug: 32950716] {CVE-2021-3546}
 - vhost-user-gpu: fix memory leak in 'virgl_resource_attach_backing' (CVE-2021-3544) (Li Qiang) [Orabug:
 32950701] {CVE-2021-3544}
 - vhost-user-gpu: fix memory leak in 'virgl_cmd_resource_unref' (CVE-2021-3544) (Li Qiang) [Orabug:
 32950701] {CVE-2021-3544}
 - vhost-user-gpu: fix memory leak while calling 'vg_resource_unref' (CVE-2021-3544) (Li Qiang) [Orabug:
 32950701] {CVE-2021-3544}
 - vhost-user-gpu: fix memory leak in vg_resource_attach_backing (CVE-2021-3544) (Li Qiang) [Orabug:
 32950701] {CVE-2021-3544}
 - vhost-user-gpu: fix resource leak in 'vg_resource_create_2d' (CVE-2021-3544) (Li Qiang) [Orabug:
 32950701] {CVE-2021-3544}
 - vhost-user-gpu: fix memory disclosure in virgl_cmd_get_capset_info (CVE-2021-3545) (Li Qiang) [Orabug:
 32950708] {CVE-2021-3545}
 - usb: limit combined packets to 1 MiB (CVE-2021-3527) (Gerd Hoffmann) [Orabug: 32842778] {CVE-2021-3527}
 - usb/redir: avoid dynamic stack allocation (CVE-2021-3527) (Gerd Hoffmann) [Orabug: 32842778] {CVE-2021-3527}

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.

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2021-9425.html

Plugin Details

Severity: High

ID: 152618

File Name: oraclelinux_ELSA-2021-9425.nasl

Version: 1.5

Type: local

Agent: unix

Published: 8/17/2021

Updated: 11/1/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.5

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2021-3546

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.4

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:qemu-img, p-cpe:/a:oracle:linux:qemu-block-gluster, p-cpe:/a:oracle:linux:qemu-system-aarch64, p-cpe:/a:oracle:linux:ivshmem-tools, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:qemu-common, p-cpe:/a:oracle:linux:qemu-kvm, p-cpe:/a:oracle:linux:qemu-kvm-core, p-cpe:/a:oracle:linux:qemu-block-iscsi, p-cpe:/a:oracle:linux:qemu-system-aarch64-core, p-cpe:/a:oracle:linux:qemu-system-x86-core, p-cpe:/a:oracle:linux:qemu-system-x86, p-cpe:/a:oracle:linux:qemu, p-cpe:/a:oracle:linux:qemu-block-rbd

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/17/2021

Vulnerability Publication Date: 3/23/2021

Reference Information

CVE: CVE-2021-3392, CVE-2021-3527, CVE-2021-3544, CVE-2021-3545, CVE-2021-3546, CVE-2021-3582, CVE-2021-3607, CVE-2021-3608