CWE
20
Advisory Published

USN-7422-1: FIS-GT.M vulnerabilities

First published: Mon Apr 07 2025(Updated: )

It was discovered that FIS-GT.M could incorrectly dereference memory in certain instances. An attacker could possibly use this issue to cause FIS-GT.M to crash, resulting in a denial of service. (CVE-2021-44492, CVE-2021-44498, CVE-2021-44508) It was discovered that FIS-GT.M could perform a division by zero due to a lack of input validation. An attacker could possibly use this issue to cause FIS-GT.M to crash, resulting in a denial of service. (CVE-2021-44500) It was discovered that FIS-GT.M could be forced to allocate memory of a chosen size through crafted input. An attacker could possibly use this issue to exhaust the available memory of FIS-GT.M, leading to a crash that would result in a denial of service. (CVE-2021-44502) It was discovered that FIS-GT.M could be forced to read from uninitialized memory due to a lack of input validation. An attacker could possibly use this issue to cause FIS-GT.M to crash, resulting in a denial of service, or execute arbitrary code. (CVE-2021-44506) It was discovered that FIS-GT.M could crash due to an integer underflow. An attacker could possibly use this issue to cause a denial of service. (CVE-2021-44509, CVE-2021-44510)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/fis-gtm<6.3-014-3ubuntu0.1~esm1
6.3-014-3ubuntu0.1~esm1
Ubuntu=22.04
All of
ubuntu/fis-gtm-6.3-014<6.3-014-3ubuntu0.1~esm1
6.3-014-3ubuntu0.1~esm1
Ubuntu=22.04
All of
ubuntu/fis-gtm<6.3-007-1ubuntu0.1~esm1
6.3-007-1ubuntu0.1~esm1
Ubuntu=20.04
All of
ubuntu/fis-gtm-6.3-007<6.3-007-1ubuntu0.1~esm1
6.3-007-1ubuntu0.1~esm1
Ubuntu=20.04
All of
ubuntu/fis-gtm<6.3-003A-2ubuntu0.1~esm1
6.3-003A-2ubuntu0.1~esm1
Ubuntu=18.04
All of
ubuntu/fis-gtm-6.3-003a<6.3-003A-2ubuntu0.1~esm1
6.3-003A-2ubuntu0.1~esm1
Ubuntu=18.04
All of
ubuntu/fis-gtm<6.2-002A-2ubuntu0.1~esm1
6.2-002A-2ubuntu0.1~esm1
Ubuntu=16.04
All of
ubuntu/fis-gtm-6.2-002<6.2-002A-2ubuntu0.1~esm1
6.2-002A-2ubuntu0.1~esm1
Ubuntu=16.04

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Frequently Asked Questions

  • What is the severity of USN-7422-1?

    The severity of USN-7422-1 is categorized as medium due to the potential for denial of service.

  • How do I fix USN-7422-1?

    You can fix USN-7422-1 by upgrading to the latest version of fis-gtm as specified in the advisory.

  • Which versions of Ubuntu are affected by USN-7422-1?

    Ubuntu versions 16.04, 18.04, 20.04, and 22.04 are affected by USN-7422-1.

  • Can USN-7422-1 lead to data loss?

    USN-7422-1 primarily causes a denial of service, which may disrupt services but does not directly lead to data loss.

  • Who can exploit the USN-7422-1 vulnerability?

    An attacker with access to manipulate the FIS-GT.M software can exploit the vulnerability of USN-7422-1.

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