CVE-2023-29415
First published: Thu Apr 06 2023(Updated: )
An issue was discovered in libbzip3.a in bzip3 before 1.3.0. A denial of service (process hang) can occur with a crafted archive because bzip3 does not follow the required procedure for interacting with libsais.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/bzip3 | 1.2.2-2 1.5.1-1 | |
| bzip3 | <1.3.0 | |
| Debian Linux | =12.0 |
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Reference Links
- https://github.com/kspalaiologos/bzip3/issues/95
- https://github.com/kspalaiologos/bzip3/commit/56c24ca1f8f25e648d42154369b6962600f76465
- https://security-tracker.debian.org/tracker/CVE-2023-29415
- https://github.com/kspalaiologos/bzip3/compare/1.2.3...1.3.0
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4JLSE25SV7K2NB6FTFT4UHJOJUHBHYHY/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NA7S7HDUAINOTCSWQZ5LIW756DYY22V2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NMLFV2FJK3CM7NJLVPZI5RUAFQZICPWW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NA7S7HDUAINOTCSWQZ5LIW756DYY22V2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4JLSE25SV7K2NB6FTFT4UHJOJUHBHYHY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NMLFV2FJK3CM7NJLVPZI5RUAFQZICPWW/
Frequently Asked Questions
What is the vulnerability identifier for this issue?
The vulnerability identifier for this issue is CVE-2023-29415.
What is the severity of CVE-2023-29415?
The severity of CVE-2023-29415 is medium with a CVSS score of 6.5.
What is the affected software?
The affected software includes bzip3 versions 1.2.2-2 and 1.3.2-1 on Debian Linux 12.0, as well as Bzip3 Project Bzip3 versions up to 1.3.0.
How can a denial of service (process hang) occur with this vulnerability?
A denial of service (process hang) can occur with this vulnerability by using a crafted archive that does not follow the required procedure for interacting with libsais.
How can I fix CVE-2023-29415?
To fix CVE-2023-29415, update bzip3 to version 1.3.2-1 or apply the necessary patches provided by the vendors.
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