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Vulnerability record · CVE-2015-1781 · published 28 September 2015

CVE-2015-1781: Suse linux enterprise debuginfo memory buffer overflow vulnerability

Suse · Linux Enterprise Debuginfo

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.

6.8 CVSS 2.0 Medium EPSS 5.0% · top 8.1% CWE-119 · Memory buffer overflow
6.8CVSS 2.0 base score
5.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
28References
17 Jun 2026Last modified by NVD

Description

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.

AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

6 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177404.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00019.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html Mailing ListThird Party Advisory
http://www.debian.org/security/2016/dsa-3480 Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html Third Party Advisory
http://www.securityfocus.com/bid/74255 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1032178 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2985-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2985-2 Third Party Advisory
https://rhn.redhat.com/errata/RHSA-2015-0863.html Third Party Advisory
https://security.gentoo.org/glsa/201602-02 Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=18287 Issue TrackingThird Party Advisory
https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=2959eda9272a03386
https://www.sourceware.org/ml/libc-alpha/2015-08/msg00609.html Mailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177404.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00019.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html Mailing ListThird Party Advisory
http://www.debian.org/security/2016/dsa-3480 Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html Third Party Advisory
http://www.securityfocus.com/bid/74255 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1032178 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-2985-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2985-2 Third Party Advisory
https://rhn.redhat.com/errata/RHSA-2015-0863.html Third Party Advisory
https://security.gentoo.org/glsa/201602-02 Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=18287 Issue TrackingThird Party Advisory
https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=2959eda9272a03386
https://www.sourceware.org/ml/libc-alpha/2015-08/msg00609.html Mailing ListThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2015-1781), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.