CVE-2023-29479: Medium severity ribose rnp vulnerability

Published Apr 11, 2023
·
Updated

Certain malformed OpenPGP messages could trigger incorrect parsing of PKESK/SKESK packets due to a bug in the Ribose RNP library used by Thunderbird up to version 102.9.1, which would cause the Thunderbird user interface to hang. The issue was discovered using Google's oss-fuzz.

Other sources

Ribose RNP before 0.16.3 may hang when the input is malformed.

Affected Software

4 affected componentsFixes available
Ribose RNP<0.16.3
debian/rnp
0.16.3-10.17.1-1
debian/thunderbird
1:115.12.0-1~deb11u11:115.15.0-1~deb11u11:115.12.0-1~deb12u11:115.15.0-1~deb12u11:128.2.0esr-11:128.3.0esr-1
Mozilla Thunderbird<102.10
102.10

Event History

Apr 11, 2023
CVE Published
12:00 AM
Apr 24, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeaknessAffected Software
Jan 12, 2024
Data Sourced
via Launchpad·12:18 AM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·02:41 AM
RemedyDescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2023-29479?

CVE-2023-29479 is a vulnerability in the Ribose RNP library used by Thunderbird, which could cause the Thunderbird user interface to hang when handling certain malformed OpenPGP messages.

2

How does CVE-2023-29479 affect Thunderbird?

CVE-2023-29479 affects Thunderbird versions up to 102.9.1, causing the user interface to hang when processing certain malformed OpenPGP messages.

3

What is the severity of CVE-2023-29479?

CVE-2023-29479 has a medium severity rating.

4

How can CVE-2023-29479 be fixed?

To fix CVE-2023-29479, update Thunderbird to version 102.10 or later.

5

Where can I find more information about CVE-2023-29479?

More information about CVE-2023-29479 can be found in the following references: [Link 1](https://www.rnpgp.org/blog/2023-04-13-rnp-release-0-16-3/), [Link 2](https://cve.ribose.com/advisories/ra-2023-04-11/), [Link 3](https://launchpad.net/bugs/cve/CVE-2023-29479)

Contact

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