It was discovered that fsync(2) system call in glusterfs client code leaks memory. An authenticated attacker could use this flaw to launch a denial of service attack by making gluster clients consume memory of the host machine.

The remote Ubuntu 16.04 ESM / 18.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4770-1 advisory.

    It was discovered that GlusterFS incorrectly handled network requests. An attacker could possibly use this     issue to cause a denial of service. This issue only affected Ubuntu 14.04 ESM. (CVE-2014-3619)

    It was discovered that GlusterFS incorrectly handled user permissions. An authenticated attacker could     possibly use this to add himself to a trusted storage pool and perform privileged operations on volumes.
    This issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2018-10841)

    It was discovered that GlusterFS incorrectly handled mounting gluster volumes. An attacker could possibly     use this issue to also mount shared gluster volumes and escalate privileges through malicious cronjobs.
    This issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2018-1088)

    It was discovered that GlusterFS incorrectly handled file paths. An attacker could possibly use this issue     to create arbitrary files and execute arbitrary code. (CVE-2018-10904)

    It was discovered that GlusterFS incorrectly handled mounting volumes. An attacker could possibly use this     issue to cause a denial of service or run arbitrary code. (CVE-2018-10907)

    It was discovered that GlusterFS incorrectly handled negative key length values. An attacker could     possibly use this issue to obtain sensitive information. (CVE-2018-10911)

    It was discovered that GlusterFS incorrectly handled FUSE requests. An attacker could use this issue to     obtain sensitive information. (CVE-2018-10913, CVE-2018-10914)

    It was discovered that GlusterFS incorrectly handled the file creation process. An authenticated attacker     could possibly use this issue to create arbitrary files and obtain sensitive information. (CVE-2018-10923)

    It was discovered that GlusterFS incorrectly handled certain inputs. An authenticated attacker could     possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 ESM.
    (CVE-2018-10924)

    It was discovered that GlusterFS incorrectly handled RPC requests. An attacker could possibly use this     issue to write files to an arbitrary location and execute arbitrary code. (CVE-2018-10926, CVE-2018-10927,     CVE-2018-10928, CVE-2018-10929, CVE-2018-10930)

    It was discovered that the fix for CVE-2018-10926, CVE-2018-10927, CVE-2018-10928, CVE-2018-10929,     CVE-2018-10930 was incomplete. A remote authenticated attacker could possibly use this issue to execute     arbitrary code or cause a denial of service. (CVE-2018-14651)

    It was discovered that GlusterFS incorrectly handled certain files. A remote authenticated attacker could     possibly use this issue to cause a denial of service. (CVE-2018-14652)

    It was discovered that GlusterFS incorrectly handled RPC requests. A remote authenticated attacker could     possibly use this issue to cause a denial of service or other unspecified impact. (CVE-2018-14653)

    It was discovered that GlusterFS incorrectly handled mount volumes operation. A remote attacker could     possibly use this issue to create arbitrary files. This issue only affected Ubuntu 18.04 ESM.
    (CVE-2018-14654)

    It was discovered that GlusterFS incorrectly handled certain files. A remote authenticated attacker could     possibly use this issue to create arbitrary files. (CVE-2018-14659)

    It was discovered that GlusterFS incorrectly handled certain inputs. A remote authenticated attacker could     possibly use this is issue to cause a denial of service. This issue only affected Ubuntu 18.04 ESM.
    (CVE-2018-14660)

    It was discovered that GlusterFS incorrectly handled strings. A remote authenticated attacker could     possibly use this issue to cause a denial of service. (CVE-2018-14661)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

This update for glusterfs fixes the following issues :

glusterfs was update to release 3.12.15 :

  - Fixed a number of bugs and security issues :

  - CVE-2018-1088, CVE-2018-1112 [boo#1090084],     CVE-2018-10904 [boo#1107018], CVE-2018-10907     [boo#1107019], CVE-2018-10911 [boo#1107020],     CVE-2018-10913 [boo#1107021], CVE-2018-10914     [boo#1107022], CVE-2018-10923 [boo#1107023],     CVE-2018-10924 [boo#1107024], CVE-2018-10926     [boo#1107025], CVE-2018-10927 [boo#1107026],     CVE-2018-10928 [boo#1107027], CVE-2018-10928     [boo#1107027], CVE-2018-10929 [boo#1107028],     CVE-2018-10930 [boo#1107029], boo#1105776 .

The remote host is affected by the vulnerability described in GLSA-201904-06 (GlusterFS: Multiple Vulnerabilities)

    Multiple vulnerabilities have been discovered in GlusterFS. Please       review the referenced CVE identifiers for details.
  Impact :

    Please review the referenced CVE identifiers for details.
  Workaround :

    There is no known workaround at this time.

ID	Name	Product	Family	Severity
183640	Ubuntu 16.04 ESM / 18.04 ESM : GlusterFS vulnerabilities (USN-4770-1)	Nessus	Ubuntu Local Security Checks	high
133132	openSUSE Security Update : glusterfs (openSUSE-2020-79)	Nessus	SuSE Local Security Checks	high
123580	GLSA-201904-06 : GlusterFS: Multiple Vulnerabilities	Nessus	Gentoo Local Security Checks	high

Detections

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CVE-2018-10924

medium

Tenable Plugins

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high

high