Vulnerability Details : CVE-2015-8916
bsdtar in libarchive before 3.2.0 returns a success code without filling the entry when the header is a "split file in multivolume RAR," which allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted rar file.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2015-8916
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-8916
0.90%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-8916
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2015-8916
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-8916
-
http://www.debian.org/security/2016/dsa-3657
Debian -- Security Information -- DSA-3657-1 libarchive
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http://rhn.redhat.com/errata/RHSA-2016-1844.html
RHSA-2016:1844 - Security Advisory - Red Hat Customer Portal
-
https://github.com/libarchive/libarchive/issues/504
malformed rar crashes bsdtar · Issue #504 · libarchive/libarchive · GitHub
-
http://www.openwall.com/lists/oss-security/2016/06/17/2
oss-security - Many invalid memory access issues in libarchiveThird Party Advisory
-
https://security.gentoo.org/glsa/201701-03
libarchive: Multiple vulnerabilities (GLSA 201701-03) — Gentoo security
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http://www.securityfocus.com/bid/91296
libarchive CVE-2015-8916 Denial of Service Vulnerability
-
https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html
Many invalid memory access issues in libarchive | The Fuzzing ProjectThird Party Advisory
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http://www.ubuntu.com/usn/USN-3033-1
USN-3033-1: libarchive vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://www.openwall.com/lists/oss-security/2016/06/17/5
oss-security - Re: Many invalid memory access issues in libarchiveThird Party Advisory
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https://security-tracker.debian.org/tracker/CVE-2015-8916
CVE-2015-8916Third Party Advisory
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http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
Oracle Linux Bulletin - July 2016
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