6.5

CVE-2015-8916: canonical ubuntu_linux NULL Pointer Dereference

CVSS: 6.5v3.0MediumModified
AliasesUBUNTU-CVE-2015-8916DEBIAN-CVE-2015-8916
Published 20-09-2016Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2015-8916 is a medium (CVSS 6.5) NULL Pointer Dereference vulnerability in canonical ubuntu_linux. EPSS estimates a 3.23% chance of exploitation in the next 30 days, higher than 88% of scored vulnerabilities.

Overall risk
27/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.0 (NVD)
EPSS score
3.23%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 3 · Related 1
DSA-3657-1RHSA-2016:1844USN-3033-1

Timeline

  1. 20-09-2016
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

3.23%

Chance of exploitation in the next 30 days

Percentile

88%

Versus all other CVEs

30-day change

0.00 pp

From 3.23% on 18-09-2026

18-09-202618-10-2026
EPSS score
3.23%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian2 products
Canonical1 product
Libarchive1 product
Ubuntu1 product
  • libarchive< 3.1.2-7ubuntu2.3 | < 3.1.2-11ubuntu0.16.04.2

4 vendors · 5 products

References

14 links
Show all 14 references