CVE-2015-1781
MEDIUM severity · CVSS 6.8 · Memory corruption
6.8CVSS MEDIUM
Summary
Buffer overflow in the gethostbyname_r and other unspecified NSS functions in the GNU C Library (aka glibc or libc6) before 2.22 allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response, which triggers a call with a misaligned buffer.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)5%
AV:N/AC:M/Au:N/C:P/I:P/A:P
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.
Additional information
- NVD record
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177404.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00019.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.htmlAdvisory
- http://www.debian.org/security/2016/dsa-3480Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlAdvisory
- http://www.securityfocus.com/bid/74255Advisory
- http://www.securitytracker.com/id/1032178Advisory
- http://www.ubuntu.com/usn/USN-2985-1Advisory