CVE-2015-7547
Published: 16 February 2016
Multiple stack-based buffer overflows in the (1) send_dg and (2) send_vc functions in the libresolv library in the GNU C Library (aka glibc or libc6) before 2.23 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted DNS response that triggers a call to the getaddrinfo function with the AF_UNSPEC or AF_INET6 address family, related to performing "dual A/AAAA DNS queries" and the libnss_dns.so.2 NSS module.
Priority
High
CVSS 3 base score: 8.1
Status
| Package | Release | Status |
|---|---|---|
|
eglibc Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Released
(2.19-0ubuntu6.7)
|
|
|
glibc Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 16.04 LTS (Xenial Xerus) |
Released
(2.21-0ubuntu6)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
Notes
| Author | Note |
|---|---|
| jdstrand | stable-phone-overlay will be updated in OTA 9.1 tyhicks alerted the Snappy team for an emergency update |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7547
- https://sourceware.org/ml/libc-alpha/2016-02/msg00416.html
- https://googleonlinesecurity.blogspot.com/2016/02/cve-2015-7547-glibc-getaddrinfo-stack.html
- https://usn.ubuntu.com/usn/usn-2900-1
- NVD
- Launchpad
- Debian