Vulnerability Description
The archive_read_format_cpio_read_header function in archive_read_support_format_cpio.c in libarchive before 3.2.1 allows remote attackers to cause a denial of service (application crash) via a CPIO archive with a large symlink.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Hpc Node | 6.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Workstation | 6.0 |
| Redhat | Enterprise Linux Hpc Node Eus | 7.2 |
| Redhat | Enterprise Linux Server Aus | 7.2 |
| Redhat | Enterprise Linux Server Eus | 7.2 |
| Oracle | Linux | 6 |
| Libarchive | Libarchive | <= 3.2.0 |
Related Weaknesses (CWE)
References
- http://rhn.redhat.com/errata/RHSA-2016-1844.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-1850.htmlThird Party Advisory
- http://www.debian.org/security/2016/dsa-3657
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.hThird Party Advisory
- http://www.securityfocus.com/bid/91813Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1347084Issue Tracking
- https://github.com/libarchive/libarchive/commit/fd7e0c02Issue TrackingPatch
- https://github.com/libarchive/libarchive/issues/705Issue TrackingPatch
- https://security.gentoo.org/glsa/201701-03
- http://rhn.redhat.com/errata/RHSA-2016-1844.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-1850.htmlThird Party Advisory
- http://www.debian.org/security/2016/dsa-3657
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.hThird Party Advisory
- http://www.securityfocus.com/bid/91813Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1347084Issue Tracking
FAQ
What is CVE-2016-4809?
CVE-2016-4809 is a vulnerability with a CVSS score of 7.5 (HIGH). The archive_read_format_cpio_read_header function in archive_read_support_format_cpio.c in libarchive before 3.2.1 allows remote attackers to cause a denial of service (application crash) via a CPIO a...
How severe is CVE-2016-4809?
CVE-2016-4809 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-4809?
Check the references section above for vendor advisories and patch information. Affected products include: Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Hpc Node, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation, Redhat Enterprise Linux Hpc Node Eus.