==========================================================================
Ubuntu Security Notice USN-6452-1
October 25, 2023

vim vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 23.10
- Ubuntu 23.04
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS (Available with Ubuntu Pro)
- Ubuntu 16.04 LTS (Available with Ubuntu Pro)
- Ubuntu 14.04 LTS (Available with Ubuntu Pro)

Summary:

Several security issues were fixed in Vim.

Software Description:
- vim: Vi IMproved - enhanced vi editor

Details:

It was discovered that Vim could be made to divide by zero. An attacker
could possibly use this issue to cause a denial of service. This issue
only affected Ubuntu 23.04. (CVE-2023-3896)

It was discovered that Vim did not properly manage memory. An attacker
could possibly use this issue to cause a denial of service or execute
arbitrary code. (CVE-2023-4733, CVE-2023-4750)

It was discovered that Vim contained an arithmetic overflow. An attacker
could possibly use this issue to cause a denial of service. This issue
only affected Ubuntu 22.04 LTS, Ubuntu 23.04, and Ubuntu 23.10.
(CVE-2023-4734)

It was discovered that Vim could be made to write out of bounds. An
attacker could possibly use this issue to cause a denial of service or
execute arbitrary code. (CVE-2023-4735, CVE-2023-5344)

It was discovered that Vim could be made to write out of bounds. An
attacker could possibly use this issue to cause a denial of service or
execute arbitrary code. This issue only affected Ubuntu 23.04 and Ubuntu
23.10. (CVE-2023-4738)

It was discovered that Vim could be made to write out of bounds. An
attacker could possibly use this issue to cause a denial of service or
execute arbitrary code. This issue only affected Ubuntu 14.04 LTS, Ubuntu
16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and
Ubuntu 23.04. (CVE-2023-4751)

It was discovered that Vim did not properly manage memory. An attacker
could possibly use this issue to cause a denial of service or execute
arbitrary code. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04
LTS, Ubuntu 23.04, and Ubuntu 23.10. (CVE-2023-4752, CVE-2023-5535)

It was discovered that Vim could be made to write out of bounds. An
attacker could possibly use this issue to cause a denial of service or
execute arbitrary code. This issue only affected Ubuntu 20.04 LTS, Ubuntu
22.04 LTS, Ubuntu 23.04, and Ubuntu 23.10. (CVE-2023-4781)

It was discovered that Vim could be made to dereference invalid memory. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2023-5441)

Update instructions:

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

Ubuntu 23.10:
   vim                             2:9.0.1672-1ubuntu2.1
   vim-athena                      2:9.0.1672-1ubuntu2.1
   vim-gtk3                        2:9.0.1672-1ubuntu2.1
   vim-nox                         2:9.0.1672-1ubuntu2.1
   vim-tiny                        2:9.0.1672-1ubuntu2.1
   xxd                             2:9.0.1672-1ubuntu2.1

Ubuntu 23.04:
   vim                             2:9.0.1000-4ubuntu3.2
   vim-athena                      2:9.0.1000-4ubuntu3.2
   vim-gtk3                        2:9.0.1000-4ubuntu3.2
   vim-nox                         2:9.0.1000-4ubuntu3.2
   vim-tiny                        2:9.0.1000-4ubuntu3.2
   xxd                             2:9.0.1000-4ubuntu3.2

Ubuntu 22.04 LTS:
   vim                             2:8.2.3995-1ubuntu2.13
   vim-athena                      2:8.2.3995-1ubuntu2.13
   vim-gtk                         2:8.2.3995-1ubuntu2.13
   vim-gtk3                        2:8.2.3995-1ubuntu2.13
   vim-nox                         2:8.2.3995-1ubuntu2.13
   vim-tiny                        2:8.2.3995-1ubuntu2.13
   xxd                             2:8.2.3995-1ubuntu2.13

Ubuntu 20.04 LTS:
   vim                             2:8.1.2269-1ubuntu5.20
   vim-athena                      2:8.1.2269-1ubuntu5.20
   vim-gtk                         2:8.1.2269-1ubuntu5.20
   vim-gtk3                        2:8.1.2269-1ubuntu5.20
   vim-nox                         2:8.1.2269-1ubuntu5.20
   vim-tiny                        2:8.1.2269-1ubuntu5.20
   xxd                             2:8.1.2269-1ubuntu5.20

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
   vim                             2:8.0.1453-1ubuntu1.13+esm6
   vim-athena                      2:8.0.1453-1ubuntu1.13+esm6
   vim-gtk                         2:8.0.1453-1ubuntu1.13+esm6
   vim-gtk3                        2:8.0.1453-1ubuntu1.13+esm6
   vim-nox                         2:8.0.1453-1ubuntu1.13+esm6
   vim-tiny                        2:8.0.1453-1ubuntu1.13+esm6
   xxd                             2:8.0.1453-1ubuntu1.13+esm6

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
   vim                             2:7.4.1689-3ubuntu1.5+esm20
   vim-athena                      2:7.4.1689-3ubuntu1.5+esm20
   vim-gtk                         2:7.4.1689-3ubuntu1.5+esm20
   vim-gtk3                        2:7.4.1689-3ubuntu1.5+esm20
   vim-nox                         2:7.4.1689-3ubuntu1.5+esm20
   vim-tiny                        2:7.4.1689-3ubuntu1.5+esm20

Ubuntu 14.04 LTS (Available with Ubuntu Pro):
   vim                             2:7.4.052-1ubuntu3.1+esm14
   vim-athena                      2:7.4.052-1ubuntu3.1+esm14
   vim-gtk                         2:7.4.052-1ubuntu3.1+esm14
   vim-nox                         2:7.4.052-1ubuntu3.1+esm14
   vim-tiny                        2:7.4.052-1ubuntu3.1+esm14

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

References:
   https://ubuntu.com/security/notices/USN-6452-1
   CVE-2023-3896, CVE-2023-4733, CVE-2023-4734, CVE-2023-4735,
   CVE-2023-4738, CVE-2023-4750, CVE-2023-4751, CVE-2023-4752,
   CVE-2023-4781, CVE-2023-5344, CVE-2023-5441, CVE-2023-5535

Package Information:
   https://launchpad.net/ubuntu/+source/vim/2:9.0.1672-1ubuntu2.1
   https://launchpad.net/ubuntu/+source/vim/2:9.0.1000-4ubuntu3.2
   https://launchpad.net/ubuntu/+source/vim/2:8.2.3995-1ubuntu2.13
   https://launchpad.net/ubuntu/+source/vim/2:8.1.2269-1ubuntu5.20

Critical Security Advisory for Vim: Multiple Denial of Service Vulnerabilities Addressed

October 25, 2023
Several security issues were fixed in Vim.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 23.04 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS (Available with Ubuntu Pro) - Ubuntu 16.04 LTS (Available with Ubuntu Pro) - Ubuntu 14.04 LTS (Available with Ubuntu Pro) Summary: Several security issues were fixed in Vim. Software Description: - vim: Vi IMproved - enhanced vi editor Details: It was discovered that Vim could be made to divide by zero. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 23.04. (CVE-2023-3896) It was discovered that Vim did not properly manage memory. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2023-4733, CVE-2023-4750) It was discovered that Vim contained an arithmetic overflow. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 22.04 LTS, Ubun...

Read the Full Advisory

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 23.10:   vim                             2:9.0.1672-1ubuntu2.1   vim-athena                      2:9.0.1672-1ubuntu2.1   vim-gtk3                        2:9.0.1672-1ubuntu2.1   vim-nox                         2:9.0.1672-1ubuntu2.1   vim-tiny                        2:9.0.1672-1ubuntu2.1   xxd                             2:9.0.1672-1ubuntu2.1 Ubuntu 23.04:   vim                             2:9.0.1000-4ubuntu3.2   vim-athena                      2:9.0.1000-4ubuntu3.2   vim-gtk3                        2:9.0.1000-4ubuntu3.2   vim-nox                         2:9.0.1000-4ubuntu3.2   vim-tiny                        2:9.0.1000-4ubuntu3.2   xxd                             2:9.0.1000-4ubuntu3.2 Ubuntu 22.04 LTS:   vim                             2:8.2.3995-1ubuntu2.13   vim-athena                      2:8.2.3995-1ubuntu2.13   vim-gtk                         2:8.2.3995-1ubuntu2.13   vim-gtk3                        2:8.2.3995-1ubuntu2.13   vim-nox                         2:8.2.3995-1ubuntu2.13   vim-tiny                        2:8.2.3995-1ubuntu2.13   xxd                             2:8.2.3995-1ubuntu2.13 Ubuntu 20.04 LTS:   vim                             2:8.1.2269-1ubuntu5.20   vim-athena                      2:8.1.2269-1ubuntu5.20   vim-gtk                         2:8.1.2269-1ubuntu5.20   vim-gtk3                        2:8.1.2269-1ubuntu5.20   vim-nox                         2:8.1.2269-1ubuntu5.20   vim-tiny                        2:8.1.2269-1ubuntu5.20   xxd                             2:8.1.2269-1ubuntu5.20 Ubuntu 18.04 LTS (Available with Ubuntu Pro):   vim                             2:8.0.1453-1ubuntu1.13+esm6   vim-athena                      2:8.0.1453-1ubuntu1.13+esm6   vim-gtk                         2:8.0.1453-1ubuntu1.13+esm6   vim-gtk3                        2:8.0.1453-1ubuntu1.13+esm6   vim-nox                         2:8.0.1453-1ubuntu1.13+esm6   vim-tiny                        2:8.0.1453-1ubuntu1.13+esm6   xxd                             2:8.0.1453-1ubuntu1.13+esm6 Ubuntu 16.04 LTS (Available with Ubuntu Pro):   vim                             2:7.4.1689-3ubuntu1.5+esm20   vim-athena                      2:7.4.1689-3ubuntu1.5+esm20   vim-gtk                         2:7.4.1689-3ubuntu1.5+esm20   vim-gtk3                        2:7.4.1689-3ubuntu1.5+esm20   vim-nox                         2:7.4.1689-3ubuntu1.5+esm20   vim-tiny                        2:7.4.1689-3ubuntu1.5+esm20 Ubuntu 14.04 LTS (Available with Ubuntu Pro):   vim                             2:7.4.052-1ubuntu3.1+esm14   vim-athena                      2:7.4.052-1ubuntu3.1+esm14   vim-gtk                         2:7.4.052-1ubuntu3.1+esm14   vim-nox                         2:7.4.052-1ubuntu3.1+esm14   vim-tiny                        2:7.4.052-1ubuntu3.1+esm14 In general, a standard system update will make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-6452-1

  CVE-2023-3896, CVE-2023-4733, CVE-2023-4734, CVE-2023-4735,

  CVE-2023-4738, CVE-2023-4750, CVE-2023-4751, CVE-2023-4752,

  CVE-2023-4781, CVE-2023-5344, CVE-2023-5441, CVE-2023-5535

Severity
Ubuntu Security Notice USN-6452-1

Package Information

  https://launchpad.net/ubuntu/+source/vim/2:9.0.1672-1ubuntu2.1   https://launchpad.net/ubuntu/+source/vim/2:9.0.1000-4ubuntu3.2   https://launchpad.net/ubuntu/+source/vim/2:8.2.3995-1ubuntu2.13   https://launchpad.net/ubuntu/+source/vim/2:8.1.2269-1ubuntu5.20

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