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USN-5247-1: Vim vulnerabilities


Severity

Medium

Vendor

VMware Tanzu

Versions Affected

  • Canonical Ubuntu 18.04

Description

It was discovered that vim incorrectly handled parsing of filenames in its search functionality. If a user was tricked into opening a specially crafted file, an attacker could crash the application, leading to a denial of service. This issue only affected Ubuntu 21.10. (CVE-2021-3973) It was discovered that vim incorrectly handled memory when opening and searching the contents of certain files. If a user was tricked into opening a specially crafted file, an attacker could crash the application, leading to a denial of service, or possibly achieve code execution with user privileges. This issue only affected Ubuntu 20.04 LTS and Ubuntu 21.10. (CVE-2021-3974) It was discovered that vim incorrectly handled memory when opening and editing certain files. If a user was tricked into opening a specially crafted file, an attacker could crash the application, leading to a denial of service, or possibly achieve code execution with user privileges. (CVE-2021-3984) It was discovered that vim incorrectly handled memory when opening and editing certain files. If a user was tricked into opening a specially crafted file, an attacker could crash the application, leading to a denial of service, or possibly achieve code execution with user privileges. (CVE-2021-4019) It was discovered that vim incorrectly handled memory when opening and editing certain files. If a user was tricked into opening a specially crafted file, an attacker could crash the application, leading to a denial of service, or possibly achieve code execution with user privileges.(CVE-2021-4069)

CVEs contained in this USN include: CVE-2021-3973, CVE-2021-3974, CVE-2021-3984, CVE-2021-4019, CVE-2021-4069

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

  • Isolation Segment
    • 2.7.x versions prior to 2.7.42
    • 2.10.x versions prior to 2.10.22
    • 2.11.x versions prior to 2.11.11
    • 2.12.x versions prior to 2.12.5
  • VMware Tanzu Application Service for VMs
    • 2.7.x versions prior to 2.7.47
    • 2.10.x versions prior to 2.10.27
    • 2.11.x versions prior to 2.11.15
    • 2.12.x versions prior to 2.12.8

Mitigation

Users of affected products are strongly encouraged to follow the mitigation below. On the Tanzu Network product page for each release, check the Depends On section and/or Release Notes for this information. Releases that have fixed this issue include:

  • Isolation Segment
    • 2.7.42
    • 2.10.22
    • 2.11.11
    • 2.12.5
  • VMware Tanzu Application Service for VMs
    • 2.7.47
    • 2.10.27
    • 2.11.15
    • 2.12.8

References

History

2022-03-17: Initial vulnerability report published.