CVE-2023-29415
An issue was discovered in libbzip3.a in bzip3 before 1.3.0. A denial of service (process hang)...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
6.5
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.
- Record
CVE-2023-29415- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
CVE List
6.5
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.
- Record
CVE-2023-29415- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
EUVDEUVD-2023-32984
6.5
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.
- Record
EUVD-2023-32984- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-x9qg-mxcc-p559
6.5
An issue was discovered in libbzip3.a in bzip3 before 1.3.0. A denial of service (process hang)...
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.
- Record
GHSA-x9qg-mxcc-p559- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSV
6.5
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.
- Record
CVE-2023-29415- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2023-29415
6.5
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.
- Record
DEBIAN-CVE-2023-29415- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2023-29415
6.5
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.
- Record
UBUNTU-CVE-2023-29415- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-29415 is a medium vulnerability (CVSS 6.5) in Bzip3 Project Bzip3, published April 6, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.89%, the 59th percentile. Fixed in bzip3 1.2.2-2.
References
github.com/kspalaiologos/bzip3/issues/95
github.com/kspalaiologos/bzip3/compare/1.2.3...1.3.0
security-tracker.debian.org/tracker/CVE-2023-29415
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NA7S7HDUAINOTCSWQZ5LIW756DYY22V2
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4JLSE25SV7K2NB6FTFT4UHJOJUHBHYHY
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NMLFV2FJK3CM7NJLVPZI5RUAFQZICPWW
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nvd.nist.gov/vuln/detail/CVE-2023-29415
lists.fedoraproject.org/archives/list/[email protected]/message/4JLSE25SV7K2NB6FTFT4UHJOJUHBHYHY
lists.fedoraproject.org/archives/list/[email protected]/message/NA7S7HDUAINOTCSWQZ5LIW756DYY22V2
lists.fedoraproject.org/archives/list/[email protected]/message/NMLFV2FJK3CM7NJLVPZI5RUAFQZICPWW
github.com/advisories/GHSA-x9qg-mxcc-p559
github.com/CVEProject/cvelistV5/tree/main/cves/2023/29xxx/CVE-2023-29415.json
ubuntu.com/security/CVE-2023-29415
cve.org/CVERecord?id=CVE-2023-29415