CVE-2015-8933
MEDIUM severity · CVSS 5.5 · Integer overflow
5.5CVSS MEDIUM
Summary
Integer overflow in the archive_read_format_tar_skip function in archive_read_support_format_tar.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (crash) via a crafted tar file.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)2%
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected products we track (2)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://github.com/libarchive/libarchive/issues/548 ↗
Additional information
- NVD record
- https://github.com/libarchive/libarchive/issues/548Patch
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.htmlAdvisory
- http://www.debian.org/security/2016/dsa-3657
- http://www.openwall.com/lists/oss-security/2016/06/17/2Advisory
- http://www.openwall.com/lists/oss-security/2016/06/17/5Advisory
- http://www.securityfocus.com/bid/91421
- http://www.ubuntu.com/usn/USN-3033-1Advisory
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.htmlAdvisory