CVE-2017-8364

The read_buf function in stream.c in rzip 2.1 allows remote attackers to cause a denial of...

7.8 HighFix available

The read_buf function in stream.c in rzip 2.1 allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted archive.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.71%Up 0.7 points since Apr 14, 2021

What each source reports

NVD Score used 7.8

Record: CVE-2017-8364
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2017-8364
Updated: 2026-11-02

EUVDEUVD-2017-17323 No score

Record: EUVD-2017-17323
Updated: 2026-11-03

GitHub AdvisoriesGHSA-jg3x-m5j7-gpqv 7.8

The read_buf function in stream.c in rzip 2.1 allows remote attackers to cause a denial of...

Record: GHSA-jg3x-m5j7-gpqv
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-119
Updated: 2026-11-02

OSV 7.8

Record: CVE-2017-8364
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2017-8364 7.8

Record: DEBIAN-CVE-2017-8364
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2017-8364 7.8

Record: UBUNTU-CVE-2017-8364
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVopenSUSE-SU-2024:11362-1 No score

rzip-2.1-149.11 on GA media

These are all security issues fixed in the rzip-2.1-149.11 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:11362-1
Updated: 2026-11-02

Affected products

rzip project rzip

Affected packages

Affected packages
Package	Affected	Fixed
`rzip` Debian:12	before 2.1-4.1	2.1-4.1
`rzip` Debian:13	before 2.1-4.1	2.1-4.1
`rzip` Debian:14	before 2.1-4.1	2.1-4.1
`rzip` Debian:8	before 2.1-2+deb8u1, plus listed versions 2.1-2	2.1-2+deb8u1
`rzip` Debian:7	before 2.1-1+deb7u1, plus listed versions 2.1-1	2.1-1+deb7u1
`rzip` Ubuntu:14.04:LTS	before 2.1-2ubuntu0.14.04.1, plus listed versions 2.1-12.1-2	2.1-2ubuntu0.14.04.1
`rzip` openSUSE:Tumbleweed	before 2.1-149.11	2.1-149.11

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-8364 is a high vulnerability (CVSS 7.8) in Rzip Project Rzip, published April 30, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.71%, the 77th percentile. Fixed in rzip 2.1-4.1.