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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)

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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.

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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.

References

Related notices

  • USN-5775-1: vim-tiny, vim-common, vim-athena, vim, vim-gui-common, vim-nox, vim-runtime, vim-gtk-py2, vim-nox-py2, vim-gnome, vim-gnome-py2, vim-athena-py2, vim-gtk, vim-gtk3, vim-doc, vim-gtk3-py2

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Further reading