Ubuntu 6614 Published by

Several security vulnerabilities have been addressed in Ubuntu Linux, including Git, LibreOffice, PostgreSQL, Python, tgt, and Emacs:

[USN-7023-1] Git vulnerabilities
[USN-7025-1] LibreOffice vulnerability
[USN-6968-2] PostgreSQL vulnerability
[USN-7015-2] Python vulnerabilities
[USN-7024-1] tgt vulnerability
[USN-7027-1] Emacs vulnerabilities




[USN-7023-1] Git vulnerabilities


==========================================================================
Ubuntu Security Notice USN-7023-1
September 19, 2024

git vulnerabilities
==========================================================================

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

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in Git.

Software Description:
- git: fast, scalable, distributed revision control system

Details:

Maxime Escourbiac and Yassine Bengana discovered that Git incorrectly
handled some gettext machinery. An attacker could possibly use this issue
to allows the malicious placement of crafted messages. This issue was fixed
in Ubuntu 16.04 LTS. (CVE-2023-25815)

It was discovered that Git incorrectly handled certain submodules.
An attacker could possibly use this issue to execute arbitrary code.
This issue was fixed in Ubuntu 18.04 LTS. (CVE-2024-32002)

It was discovered that Git incorrectly handled certain cloned repositories.
An attacker could possibly use this issue to execute arbitrary code. This
issue was fixed in Ubuntu 18.04 LTS. (CVE-2024-32004, CVE-2024-32465)

It was discovered that Git incorrectly handled local clones with hardlinked
files/directories. An attacker could possibly use this issue to place a
specialized repository on their target’s local system. This issue was fixed
in Ubuntu 18.04 LTS. (CVE-2024-32020)

It was discovered that Git incorrectly handled certain symlinks. An
attacker could possibly use this issue to impact availability and
integrity creating hardlinked arbitrary files into users repository’s
objects/directory. This issue was fixed in Ubuntu 18.04 LTS.
(CVE-2024-32021)

Update instructions:

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

Ubuntu 18.04 LTS
git 1:2.17.1-1ubuntu0.18+esm1
Available with Ubuntu Pro

Ubuntu 16.04 LTS
git 1:2.7.4-0ubuntu1.10+esm8
Available with Ubuntu Pro

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

References:
https://ubuntu.com/security/notices/USN-7023-1
CVE-2023-25815, CVE-2024-32002, CVE-2024-32004, CVE-2024-32020,
CVE-2024-32021, CVE-2024-32465



[USN-7025-1] LibreOffice vulnerability


==========================================================================
Ubuntu Security Notice USN-7025-1
September 19, 2024

libreoffice vulnerability
==========================================================================

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

- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

LibreOffice could accept fraudulent digital signatures.

Software Description:
- libreoffice: Office productivity suite

Details:

It was discovered that LibreOffice would incorrectly handle digital
signature verification after repairing a corrupted document. A remote
attacker could possibly use this issue to forge valid signatures.

Update instructions:

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

Ubuntu 22.04 LTS
libreoffice 1:7.3.7-0ubuntu0.22.04.7

Ubuntu 20.04 LTS
libreoffice 1:6.4.7-0ubuntu0.20.04.12

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

References:
https://ubuntu.com/security/notices/USN-7025-1
CVE-2024-7788

Package Information:
https://launchpad.net/ubuntu/+source/libreoffice/1:7.3.7-0ubuntu0.22.04.7
https://launchpad.net/ubuntu/+source/libreoffice/1:6.4.7-0ubuntu0.20.04.12



[USN-6968-2] PostgreSQL vulnerability


==========================================================================
Ubuntu Security Notice USN-6968-2
September 19, 2024

postgresql-9.5 vulnerability
==========================================================================

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

- Ubuntu 16.04 LTS

Summary:

PostgreSQL could execute arbitrary SQL functions as the superuser
if it received a specially crafted SQL object.

Software Description:
- postgresql-9.5: Object-relational SQL database

Details:

USN-6968-1 fixed CVE-2024-7348 in PostgreSQL-12, PostgreSQL-14, and
PostgreSQL-16

This update provides the corresponding updates for PostgreSQL-9.5 in
Ubuntu 16.04 LTS.

Original advisory details:

Noah Misch discovered that PostgreSQL incorrectly handled certain
SQL objects. An attacker could possibly use this issue to execute
arbitrary SQL functions as the superuser.

Update instructions:

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

Ubuntu 16.04 LTS
postgresql-9.5 9.5.25-0ubuntu0.16.04.1+esm8
Available with Ubuntu Pro
postgresql-client-9.5 9.5.25-0ubuntu0.16.04.1+esm8
Available with Ubuntu Pro

After a standard system update you need to restart PostgreSQL to
make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-6968-2
https://ubuntu.com/security/notices/USN-6968-1
CVE-2024-7348



[USN-7015-2] Python vulnerabilities


==========================================================================

Ubuntu Security Notice USN-7015-2
September 19, 2024

python2.7, python3.5 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 16.04 LTS

Summary:

Several security issues were fixed in Python.

Software Description:
- python2.7: An interactive high-level object-oriented language
- python3.5: An interactive high-level object-oriented language

Details:

USN-7015-1 fixed several vulnerabilities in Python. This update provides
one of the corresponding updates for python2.7 for Ubuntu 16.04 LTS,
Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS, and a second for
python3.5 for Ubuntu 16.04 LTS.

Original advisory details:

 It was discovered that Python allowed excessive backtracking while
 parsing certain tarfile headers. A remote attacker could possibly use
 this issue to cause Python to consume resources, leading to a denial
 of service. This issue only affected python3.5 for
 Ubuntu 16.04 LTS (CVE-2024-6232)

 It was discovered that the Python http.cookies module incorrectly
 handled parsing cookies that contained backslashes for quoted
 characters. A remote attacker could possibly use this issue to
 cause Python to consume resources, leading to a denial
 of service. (CVE-2024-7592)

Update instructions:

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

Ubuntu 22.04 LTS
  python2.7                       2.7.18-13ubuntu1.2+esm2
                                  Available with Ubuntu Pro
  python2.7-minimal               2.7.18-13ubuntu1.2+esm2
                                  Available with Ubuntu Pro

Ubuntu 20.04 LTS
  python2.7                       2.7.18-1~20.04.4+esm2
                                  Available with Ubuntu Pro
  python2.7-minimal               2.7.18-1~20.04.4+esm2
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  python2.7                       2.7.17-1~18.04ubuntu1.13+esm5
                                  Available with Ubuntu Pro
  python2.7-minimal               2.7.17-1~18.04ubuntu1.13+esm5
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  python2.7                       2.7.12-1ubuntu0~16.04.18+esm10
                                  Available with Ubuntu Pro
  python2.7-minimal               2.7.12-1ubuntu0~16.04.18+esm10
                                  Available with Ubuntu Pro
  python3.5                       3.5.2-2ubuntu0~16.04.13+esm14
                                  Available with Ubuntu Pro
  python3.5-minimal               3.5.2-2ubuntu0~16.04.13+esm14
                                  Available with Ubuntu Pro

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

References:
https://ubuntu.com/security/notices/USN-7015-2
( https://ubuntu.com/security/notices/USN-7015-2)
https://ubuntu.com/security/notices/USN-7015-1
( https://ubuntu.com/security/notices/USN-7015-1)
  CVE-2024-6232, CVE-2024-7592



[USN-7024-1] tgt vulnerability


=========================================================================
Ubuntu Security Notice USN-7024-1
September 19, 2024

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

- Ubuntu 20.04 LTS

Summary:

tgt could be made to generate identical sequence of challenges.

Software Description:
- tgt: Linux SCSI target user-space daemon and tools

Details:

It was discovered that tgt attempts to achieve entropy
by calling rand without srand. The PRNG seed is always 1,
and thus the sequence of challenges is always identical.

Update instructions:

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

Ubuntu 20.04 LTS
tgt 1:1.0.79-2ubuntu1.1

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

References:
https://ubuntu.com/security/notices/USN-7024-1
CVE-2024-45751

Package Information:
https://launchpad.net/ubuntu/+source/tgt/1:1.0.79-2ubuntu1.1



[USN-7027-1] Emacs vulnerabilities


==========================================================================
Ubuntu Security Notice USN-7027-1
September 19, 2024

emacs, emacs24, emacs25 vulnerabilities
==========================================================================

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

- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in Emacs.

Software Description:
- emacs: GNU Emacs editor (metapackage)
- emacs25: GNU Emacs editor (with GTK+ GUI support)
- emacs24: GNU Emacs editor

Details:

It was discovered that Emacs incorrectly handled input sanitization. An
attacker could possibly use this issue to execute arbitrary commands. This
issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04
LTS. (CVE-2022-45939)

Xi Lu discovered that Emacs incorrectly handled input sanitization. An
attacker could possibly use this issue to execute arbitrary commands. This
issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS
and Ubuntu 22.04 LTS. (CVE-2022-48337)

Xi Lu discovered that Emacs incorrectly handled input sanitization. An
attacker could possibly use this issue to execute arbitrary commands. This
issue only affected Ubuntu 22.04 LTS. (CVE-2022-48338)

Xi Lu discovered that Emacs incorrectly handled input sanitization. An
attacker could possibly use this issue to execute arbitrary commands. This
issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04
LTS. (CVE-2022-48339)

It was discovered that Emacs incorrectly handled filename sanitization. An
attacker could possibly use this issue to execute arbitrary commands. This
issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04
LTS. (CVE-2023-28617)

It was discovered that Emacs incorrectly handled certain crafted files. An
attacker could possibly use this issue to crash the program, resulting in
a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu
18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2024-30203,
CVE-2024-30204, CVE-2024-30205)

It was discovered that Emacs incorrectly handled certain crafted files. An
attacker could possibly use this issue to execute arbitrary commands.
(CVE-2024-39331)

Update instructions:

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

Ubuntu 24.04 LTS
emacs 1:29.3+1-1ubuntu2+esm1
Available with Ubuntu Pro
emacs-bin-common 1:29.3+1-1ubuntu2+esm1
Available with Ubuntu Pro
emacs-common 1:29.3+1-1ubuntu2+esm1
Available with Ubuntu Pro
emacs-el 1:29.3+1-1ubuntu2+esm1
Available with Ubuntu Pro

Ubuntu 22.04 LTS
emacs 1:27.1+1-3ubuntu5.2
emacs-bin-common 1:27.1+1-3ubuntu5.2
emacs-common 1:27.1+1-3ubuntu5.2
emacs-el 1:27.1+1-3ubuntu5.2

Ubuntu 20.04 LTS
emacs 1:26.3+1-1ubuntu2+esm1
Available with Ubuntu Pro
emacs-bin-common 1:26.3+1-1ubuntu2+esm1
Available with Ubuntu Pro
emacs-common 1:26.3+1-1ubuntu2+esm1
Available with Ubuntu Pro
emacs-el 1:26.3+1-1ubuntu2+esm1
Available with Ubuntu Pro

Ubuntu 18.04 LTS
emacs25 25.2+1-6ubuntu0.1~esm2
Available with Ubuntu Pro
emacs25-bin-common 25.2+1-6ubuntu0.1~esm2
Available with Ubuntu Pro
emacs25-common 25.2+1-6ubuntu0.1~esm2
Available with Ubuntu Pro
emacs25-el 25.2+1-6ubuntu0.1~esm2
Available with Ubuntu Pro

Ubuntu 16.04 LTS
emacs24 24.5+1-6ubuntu1.1+esm4
Available with Ubuntu Pro
emacs24-bin-common 24.5+1-6ubuntu1.1+esm4
Available with Ubuntu Pro
emacs24-common 24.5+1-6ubuntu1.1+esm4
Available with Ubuntu Pro
emacs24-el 24.5+1-6ubuntu1.1+esm4
Available with Ubuntu Pro

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

References:
https://ubuntu.com/security/notices/USN-7027-1
CVE-2022-45939, CVE-2022-48337, CVE-2022-48338, CVE-2022-48339,
CVE-2023-28617, CVE-2024-30203, CVE-2024-30204, CVE-2024-30205,
CVE-2024-39331, https://launchpad.net/bugs/2070418

Package Information:
https://launchpad.net/ubuntu/+source/emacs/1:27.1+1-3ubuntu5.2