CVE-2015-8915: libarchive Out-of-bounds Read
CVSS: 5.5v3.0MediumModified
AliasesUBUNTU-CVE-2015-8915DEBIAN-CVE-2015-8915
Published 20-09-2016Last modified 06-08-2024
Vulnerability summary
CVE-2015-8915 is a medium (CVSS 5.5) Out-of-bounds Read vulnerability in libarchive. EPSS estimates a 1.82% chance of exploitation in the next 30 days, higher than 78.4% of scored vulnerabilities. 2 public exploits are recorded.
CVSS score
5.5/10
010
Medium · v3.0 (NVD)EPSS score
1.82%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2github, reference
Advisory lineage
Upstream 0 · Downstream 2Timeline
- 20-09-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
bsdcpio in libarchive before 3.2.0 allows remote attackers to cause a denial of service (invalid read and crash) via crafted cpio file.
CVSS metrics
4 scores · 3 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.82%
Chance of exploitation in the next 30 days
Percentile
78%
Versus all other CVEs
30-day change
0.00 pp
From 1.82% on 20-09-2026
20-09-202620-10-2026
EPSS score1.82%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
2 foundLibarchive
Maturity: poc
Exploit Reference (blog.fuzzing-project.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian1 product
- libarchive< 3.2.0-2
Libarchive1 product
- libarchive≤ 3.1.901a
Ubuntu1 product
- libarchive< 3.1.2-7ubuntu2.2 | < 3.1.2-11ubuntu0.16.04.1
3 vendors · 3 products
References
11 links- blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.htmlX Refsource MISCExploitThird Party Advisory
