CVE-2015-7547
HIGH 8.1EPSS 91.0%
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.
- CVSS v3.0 NVD
- 8.1 HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 6.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P - EPSS
- 90.99% chance of exploitation in the next 30 days, 100th percentile
- Published
- 2016-02-18
- Updated
- 2024-08-06
Proof-of-concept exploits (10)
- Amilaperera12/Glibc-Vulnerability-Exploit-CVE-2015-75470★ · 2020-05-12
- Stick-U235/CVE-2015-7547-Research0★ · 2022-10-29
- babykillerblack/CVE-2015-75470★ · 2016-02-21
- bluebluelan/CVE-2015-7547-proj-master0★ · 2016-11-11
- cakuzo/CVE-2015-75475★ · 2016-02-17
- eSentire/cve-2015-7547-public10★ · 2016-04-25
- fjserna/CVE-2015-7547543★ · 2016-02-20
- jgajek/cve-2015-75478★ · 2016-03-30
- miracle03/CVE-2015-7547-master0★ · 2019-06-04
- t0r0t0r0/CVE-2015-75471★ · 2016-02-22
ExploitDB entries (2)
Exploit collections (1)
- CVE-2015-7547helloexp/0day
Security advisories
- https://sourceware.org/ml/libc-alpha/2016-02/msg00416.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00042.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00043.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00044.html
- http://rhn.redhat.com/errata/RHSA-2016-0176.html
- http://ubuntu.com/usn/usn-2900-1
- http://www.debian.org/security/2016/dsa-3481
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
- https://access.redhat.com/articles/2161461
- https://blogs.sophos.com/2016/02/24/utm-up2date-9-355-released
- https://blogs.sophos.com/2016/02/29/utm-up2date-9-319-released
- https://bto.bluecoat.com/security-advisory/sa114
- https://bugzilla.redhat.com/show_bug.cgi?id=1293532
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docId=emr_na-c05028479
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04989404
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05098877
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05125672
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05128937
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05130958
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05140858
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40161
- https://kc.mcafee.com/corporate/index?page=content&id=SB10150
- https://security.gentoo.org/glsa/201602-02
- https://support.f5.com/kb/en-us/solutions/public/k/47/sol47098834.html
- https://sourceware.org/bugzilla/show_bug.cgi?id=18665
- http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.securityfocus.com/bid/83265
- http://www.vmware.com/security/advisories/VMSA-2016-0002.html
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05008367
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05053211
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05073516
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05176716
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05212266
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05376917
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
- https://www.kb.cert.org/vuls/id/457759