USN-6302-1: Vim vulnerabilities

21 August 2023

Several security issues were fixed in Vim.

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Releases

Packages

  • vim - Vi IMproved - enhanced vi editor

Details

It was discovered that Vim incorrectly handled memory when opening certain
files. If an attacker could trick a user into opening a specially crafted
file, it could cause Vim to crash, or possibly execute arbitrary code. This
issue only affected Ubuntu 22.04 LTS. (CVE-2022-2522, CVE-2022-2580,
CVE-2022-2817, CVE-2022-2819, CVE-2022-2862, CVE-2022-2889, CVE-2022-2982,
CVE-2022-3134)

It was discovered that Vim did not properly perform bounds checks in the
diff mode in certain situations. An attacker could possibly use this issue
to cause a denial of service. This issue only affected Ubuntu 18.04 LTS,
Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-2598)

It was discovered that Vim did not properly perform bounds checks in
certain situations. An attacker could possibly use this issue to cause a
denial of service. This issue only affected Ubuntu 22.04 LTS.
(CVE-2022-2816)

It was discovered that Vim incorrectly handled memory when skipping
compiled code. An attacker could possibly use this issue to cause a denial
of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-2874)

It was discovered that Vim incorrectly handled memory when opening certain
files. If an attacker could trick a user into opening a specially crafted
file, it could cause Vim to crash, or possibly execute arbitrary code. This
issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-3016,
CVE-2022-3037)

It was discovered that Vim incorrectly handled memory when invalid line
number on ":for" is ignored. An attacker could possibly use this issue to
cause a denial of service. (CVE-2022-3099)

It was discovered that Vim incorrectly handled memory when passing invalid
arguments to the assert_fails() method. An attacker could possibly use this
issue to cause a denial of service. This issue only affected Ubuntu 22.04
LTS. (CVE-2022-3153)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 22.04
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 14.04

In general, a standard system update will make all the necessary changes.

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