USN-6420-1: Vim vulnerabilities

Ubuntu Security Advisory

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-2022-3235, CVE-2022-3278,
CVE-2022-3297, CVE-2022-3491)

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 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04
LTS. (CVE-2022-3352, CVE-2022-4292)

It was discovered that Vim incorrectly handled memory when replacing in
virtualedit mode. 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-2022-3234)

It was discovered that Vim incorrectly handled memory when autocmd changes
mark. An attacker could possibly use this issue to cause a denial of
service. (CVE-2022-3256)

It was discovered that Vim did not properly perform checks on array index
with negative width window. An attacker could possibly use this issue to
cause a denial of service, or execute arbitrary code. (CVE-2022-3324)

It was discovered that Vim did not properly perform checks on a put command
column with a visual block. An attacker could possibly use this issue to
cause a denial of service. This issue only affected Ubuntu 20.04 LTS, and
Ubuntu 22.04 LTS. (CVE-2022-3520)

It was discovered that Vim incorrectly handled memory when using autocommand
to open a window. An attacker could possibly use this issue to cause a
denial of service. (CVE-2022-3591)

It was discovered that Vim incorrectly handled memory when updating buffer
of the component autocmd handler. An attacker could possibly use this issue
to cause a denial of service. This issue only affected Ubuntu 20.04 LTS,
and Ubuntu 22.04 LTS. (CVE-2022-3705)

It was discovered that Vim incorrectly handled floating point comparison
with incorrect operator. An attacker could possibly use this issue to cause
a denial of service. This issue only affected Ubuntu 20.04 LTS. and Ubuntu
22.04 LTS. (CVE-2022-4293)

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