USN-6584-1: Libspf2 vulnerabilities

Published Jan 15, 2024
·
Updated

Philipp Jeitner and Haya Shulman discovered that Libspf2 incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2021-20314) It was discovered that Libspf2 incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-33912, CVE-2021-33913)

Affected Software

24 affected componentsFixes available
All of the following
ubuntu/libmail-spf-xs-perl<1.2.10-7+deb9u2build0.20.04.1
1.2.10-7+deb9u2build0.20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/libspf2-2<1.2.10-7+deb9u2build0.20.04.1
1.2.10-7+deb9u2build0.20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/libspf2-dev<1.2.10-7+deb9u2build0.20.04.1
1.2.10-7+deb9u2build0.20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/spfquery<1.2.10-7+deb9u2build0.20.04.1
1.2.10-7+deb9u2build0.20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/libmail-spf-xs-perl<1.2.10-7ubuntu0.18.04.1~esm1
1.2.10-7ubuntu0.18.04.1~esm1
Ubuntu Ubuntu=18.04
All of the following
ubuntu/libspf2-2<1.2.10-7ubuntu0.18.04.1~esm1
1.2.10-7ubuntu0.18.04.1~esm1
Ubuntu Ubuntu=18.04
All of the following
ubuntu/libspf2-dev<1.2.10-7ubuntu0.18.04.1~esm1
1.2.10-7ubuntu0.18.04.1~esm1
Ubuntu Ubuntu=18.04
All of the following
ubuntu/spfquery<1.2.10-7ubuntu0.18.04.1~esm1
1.2.10-7ubuntu0.18.04.1~esm1
Ubuntu Ubuntu=18.04
All of the following
ubuntu/libmail-spf-xs-perl<1.2.10-6ubuntu0.1~esm1
1.2.10-6ubuntu0.1~esm1
Ubuntu Ubuntu=16.04
All of the following
ubuntu/libspf2-2<1.2.10-6ubuntu0.1~esm1
1.2.10-6ubuntu0.1~esm1
Ubuntu Ubuntu=16.04
All of the following
ubuntu/libspf2-dev<1.2.10-6ubuntu0.1~esm1
1.2.10-6ubuntu0.1~esm1
Ubuntu Ubuntu=16.04
All of the following
ubuntu/spfquery<1.2.10-6ubuntu0.1~esm1
1.2.10-6ubuntu0.1~esm1
Ubuntu Ubuntu=16.04

Event History

Jan 15, 2024
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of USN-6584-1?

The severity of USN-6584-1 is classified as high, indicating a potential for denial of service or arbitrary code execution.

2

How do I fix USN-6584-1?

To fix USN-6584-1, you should upgrade to the latest versions of the affected packages: libmail-spf-xs-perl, libspf2-2, libspf2-dev, and spfquery.

3

Which versions of Ubuntu are affected by USN-6584-1?

USN-6584-1 affects Ubuntu 16.04, 18.04, and 20.04 versions.

4

What are the impacted packages in USN-6584-1?

The impacted packages in USN-6584-1 include libmail-spf-xs-perl, libspf2-2, libspf2-dev, and spfquery.

5

Is there a workaround for USN-6584-1?

There is no known workaround for USN-6584-1, so it is advisable to apply the available updates.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203