Buffer overflow in Libarchive
CVE-2025-5915
A vulnerability has been identified in the libarchive library. This flaw can lead to a heap buffer over-read due to the size of a filter block potentially exceeding the Lempel-Ziv-Storer-Schieber (LZSS) window. This means the library may a…
Vulnerability class: Buffer Overflow
EPSS: 0.002 (5.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H.
Affected products
- Libarchive
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat In-vehicle Operating System 1
- Red Hat Openshift Container Platform 4
- Redhat Enterprise_linux — versions 6.0, 7.0, 8.0
- Redhat Openshift_container_platform — versions 4.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry, Vendor Advisory)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking, Issue Tracking)
- secalert@redhat.com (Patch)
- secalert@redhat.com (Release Notes)
Frequently asked questions
- What is CVE-2025-5915?
- CVE-2025-5915 is a medium-severity vulnerability in Libarchive, classified under Heap-based Buffer Overflow. CVSS score: 6.6/10. Published 2025-06-09.
- How severe is CVE-2025-5915?
- Medium severity. CVSS v3 base score is 6.6 out of 10.
- Is CVE-2025-5915 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.