Vulnerability Description
chrony before 1.31.1 does not initialize the last "next" pointer when saving unacknowledged replies to command requests, which allows remote authenticated users to cause a denial of service (uninitialized pointer dereference and daemon crash) or possibly execute arbitrary code via a large number of command requests.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 7.0 |
| Tuxfamily | Chrony | <= 1.31 |
Related Weaknesses (CWE)
References
- http://listengine.tuxfamily.org/chrony.tuxfamily.org/chrony-announce/2015/04/msgPatchVendor Advisory
- http://www.debian.org/security/2015/dsa-3222
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.h
- http://www.securityfocus.com/bid/73956
- https://security.gentoo.org/glsa/201507-01
- http://listengine.tuxfamily.org/chrony.tuxfamily.org/chrony-announce/2015/04/msgPatchVendor Advisory
- http://www.debian.org/security/2015/dsa-3222
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.h
- http://www.securityfocus.com/bid/73956
- https://security.gentoo.org/glsa/201507-01
FAQ
What is CVE-2015-1822?
CVE-2015-1822 is a vulnerability with a CVSS score of 6.5 (MEDIUM). chrony before 1.31.1 does not initialize the last "next" pointer when saving unacknowledged replies to command requests, which allows remote authenticated users to cause a denial of service (uninitial...
How severe is CVE-2015-1822?
CVE-2015-1822 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-1822?
Check the references section above for vendor advisories and patch information. Affected products include: Debian Debian Linux, Tuxfamily Chrony.