[USN-5613-1] Vim vulnerabilities
Nishit Majithia
nishit.majithia at canonical.com
Thu Sep 15 12:59:13 UTC 2022
==========================================================================
Ubuntu Security Notice USN-5613-1
September 15, 2022
vim vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 14.04 ESM
Summary:
Several security issues were fixed in Vim.
Software Description:
- vim: Vi IMproved - enhanced vi editor
Details:
It was discovered that Vim was not properly performing bounds checks
when executing spell suggestion commands. An attacker could possibly use
this issue to cause a denial of service or execute arbitrary code.
(CVE-2022-0943)
It was discovered that Vim was using freed memory when dealing with
regular expressions through its old regular expression engine. If a user
were tricked into opening a specially crafted file, an attacker could
crash the application, leading to a denial of service, or possibly achieve
code execution. (CVE-2022-1154)
It was discovered that Vim was not properly performing checks on name of
lambda functions. An attacker could possibly use this issue to cause a
denial of service. This issue affected only Ubuntu 22.04 LTS.
(CVE-2022-1420)
It was discovered that Vim was incorrectly performing bounds checks
when processing invalid commands with composing characters in Ex
mode. An attacker could possibly use this issue to cause a denial of
service or execute arbitrary code. (CVE-2022-1616)
It was discovered that Vim was not properly processing latin1 data
when issuing Ex commands. An attacker could possibly use this issue to
cause a denial of service or execute arbitrary code. (CVE-2022-1619)
It was discovered that Vim was not properly performing memory
management when dealing with invalid regular expression patterns in
buffers. An attacker could possibly use this issue to cause a denial of
service. (CVE-2022-1620)
It was discovered that Vim was not properly processing invalid bytes
when performing spell check operations. An attacker could possibly use
this issue to cause a denial of service or execute arbitrary code.
(CVE-2022-1621)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.04 LTS:
vim 2:8.2.3995-1ubuntu2.1
Ubuntu 20.04 LTS:
vim 2:8.1.2269-1ubuntu5.8
Ubuntu 18.04 LTS:
vim 2:8.0.1453-1ubuntu1.9
Ubuntu 14.04 ESM:
vim 2:7.4.052-1ubuntu3.1+esm5
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5613-1
CVE-2022-0943, CVE-2022-1154, CVE-2022-1420, CVE-2022-1616,
CVE-2022-1619, CVE-2022-1620, CVE-2022-1621
Package Information:
https://launchpad.net/ubuntu/+source/vim/2:8.2.3995-1ubuntu2.1
https://launchpad.net/ubuntu/+source/vim/2:8.1.2269-1ubuntu5.8
https://launchpad.net/ubuntu/+source/vim/2:8.0.1453-1ubuntu1.9
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 659 bytes
Desc: not available
URL: <https://lists.ubuntu.com/archives/ubuntu-security-announce/attachments/20220915/af40c4a2/attachment.sig>
More information about the ubuntu-security-announce
mailing list